start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=2 article-no= start-page=157 end-page=163 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198312 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?0-continuous directly finite ppojective modules over regular rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KutamiMamoru en-aut-sei=Kutami en-aut-mei=Mamoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Yamaguchi University END start-ver=1.4 cd-journal=joma no-vol=64 cd-vols= no-issue=1 article-no= start-page=117 end-page=141 dt-received= dt-revised= dt-accepted= dt-pub-year=2022 dt-pub=202201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=-tilting finiteness of two-point algebras I en-subtitle= kn-subtitle= en-abstract= kn-abstract=As the first attempt to classify -tilting finite two-point algebras, we have determined the -tilting finiteness for minimal wild two-point algebras and some tame two-point algebras. en-copyright= kn-copyright= en-aut-name=WangQi en-aut-sei=Wang en-aut-mei=Qi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Department of Pure and Applied Mathematics, Graduate School of Information Science and Technology, Osaka University kn-affil= en-keyword=Support -tilting modules kn-keyword=Support -tilting modules en-keyword=-tilting finite kn-keyword=-tilting finite en-keyword=two-point algebras kn-keyword=two-point algebras END start-ver=1.4 cd-journal=joma no-vol=34 cd-vols= no-issue=1 article-no= start-page=153 end-page=156 dt-received= dt-revised= dt-accepted= dt-pub-year=1992 dt-pub=199201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=-regular Rings Satisfying the Converse of Schur's Lemma en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KimChol On en-aut-sei=Kim en-aut-mei=Chol On kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=HuhChan en-aut-sei=Huh en-aut-mei=Chan kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Pusan National University affil-num=2 en-affil= kn-affil=Pusan National University END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=151 end-page=156 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=-rings and Morita equivalence of rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NobusawaNobuo en-aut-sei=Nobusawa en-aut-mei=Nobuo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=University of Hawaii END start-ver=1.4 cd-journal=joma no-vol=10 cd-vols= no-issue=2 article-no= start-page=87 end-page=99 dt-received= dt-revised= dt-accepted= dt-pub-year=1961 dt-pub=196103 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?ber die p-wertigen Funktionen en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=10 cd-vols= no-issue=2 article-no= start-page=125 end-page=142 dt-received= dt-revised= dt-accepted= dt-pub-year=1961 dt-pub=196103 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?ber die Koeffizienten der schlichten Funktionen (II) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=13 cd-vols= no-issue=1 article-no= start-page=35 end-page=83 dt-received= dt-revised= dt-accepted= dt-pub-year=1967 dt-pub=196701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?ber die Koeffizienten der schlichten Funktionen (V) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=2 article-no= start-page=173 end-page=197 dt-received= dt-revised= dt-accepted= dt-pub-year=1960 dt-pub=196003 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?ber die Koeffizienten der schlichten Funktionen en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=16 cd-vols= no-issue=1 article-no= start-page=17 end-page=24 dt-received= dt-revised= dt-accepted= dt-pub-year=1973 dt-pub=197309 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=?ber den Eigenidealen der Schiefringen en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=UkegawaTakasaburo en-aut-sei=Ukegawa en-aut-mei=Takasaburo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t zu Kobe END start-ver=1.4 cd-journal=joma no-vol=17 cd-vols= no-issue=1 article-no= start-page=75 end-page=94 dt-received= dt-revised= dt-accepted= dt-pub-year=1974 dt-pub=197412 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=g-adical analogues of some arithmetical functions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=ShiokawaIekata en-aut-sei=Shiokawa en-aut-mei=Iekata kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tokyo University Of Education END start-ver=1.4 cd-journal=joma no-vol=6 cd-vols= no-issue=1 article-no= start-page=49 end-page=69 dt-received= dt-revised= dt-accepted= dt-pub-year=1956 dt-pub=195610 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zusammenhang zwischen Derivationsmodul und 2-Kohomologiegruppe II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=15 cd-vols= no-issue=1 article-no= start-page=25 end-page=33 dt-received= dt-revised= dt-accepted= dt-pub-year=1971 dt-pub=197112 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur modularen Darstellungstheorie symmetrischer und alternierender Gruppen III en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KerberAdalbert en-aut-sei=Kerber en-aut-mei=Adalbert kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Justus Liebig-Universit?t END start-ver=1.4 cd-journal=joma no-vol=4 cd-vols= no-issue=2 article-no= start-page=115 end-page=134 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195503 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur Theorie der topologischen K?rper en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=1 cd-vols= no-issue=1 article-no= start-page=109 end-page=124 dt-received= dt-revised= dt-accepted= dt-pub-year=1952 dt-pub=195203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur Theorie der halb-topologischen Gruppen und K?rper en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=31 cd-vols= no-issue=1 article-no= start-page=135 end-page=140 dt-received= dt-revised= dt-accepted= dt-pub-year=1989 dt-pub=198901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur Struktur Nichtkommutativer Ringe en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=StrebWalter en-aut-sei=Streb en-aut-mei=Walter kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t-GHS-Essen END start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=1 article-no= start-page=49 end-page=62 dt-received= dt-revised= dt-accepted= dt-pub-year=1959 dt-pub=195912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur Galoisschen Theorie der Schiefk?rper en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tokyo University END start-ver=1.4 cd-journal=joma no-vol=4 cd-vols= no-issue=1 article-no= start-page=1 end-page=19 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195410 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Zur Fortsetzung der 2-Cozyklen in einem kommutativen Ring en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=57 cd-vols= no-issue=1 article-no= start-page=173 end-page=200 dt-received= dt-revised= dt-accepted= dt-pub-year=2015 dt-pub=201501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=ZERO MEAN CURVATURE SURFACES IN LORENTZ-MINKOWSKI 3-SPACE AND 2-DIMENSIONAL FLUID MECHANICS en-subtitle= kn-subtitle= en-abstract= kn-abstract=Space-like maximal surfaces and time-like minimal surfaces in Lorentz-Minkowski 3-space R31 are both characterized as zero mean curvature surfaces. We are interested in the case where the zero mean curvature surface changes type from space-like to time-like at a given non-degenerate null curve. We consider this phenomenon and its interesting connection to 2-dimensional fluid mechanics in this expository article. en-copyright= kn-copyright= en-aut-name=FujimoriShoichi en-aut-sei=Fujimori en-aut-mei=Shoichi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=KimYoung Wook en-aut-sei=Kim en-aut-mei=Young Wook kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=KohSung-Eun en-aut-sei=Koh en-aut-mei=Sung-Eun kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= en-aut-name=RossmanWayne en-aut-sei=Rossman en-aut-mei=Wayne kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=4 ORCID= en-aut-name=ShinHeayong en-aut-sei=Shin en-aut-mei=Heayong kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=5 ORCID= en-aut-name=UmeharaMasaaki en-aut-sei=Umehara en-aut-mei=Masaaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=6 ORCID= en-aut-name=YamadaKotaro en-aut-sei=Yamada en-aut-mei=Kotaro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=7 ORCID= en-aut-name=YangSeong-Deog en-aut-sei=Yang en-aut-mei=Seong-Deog kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=8 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics, Faculty of Science, Okayama University affil-num=2 en-affil= kn-affil=Department of Mathematics, Korea University affil-num=3 en-affil= kn-affil=Department of Mathematics, Konkuk University affil-num=4 en-affil= kn-affil=Department of Mathematics, Faculty of Science, Kobe University affil-num=5 en-affil= kn-affil=Department of Mathematics, Chung-Ang University affil-num=6 en-affil= kn-affil=Department of Mathematical and Computing Sciences, Tokyo Institute of Technology affil-num=7 en-affil= kn-affil=Department of Mathematics, Tokyo Institute of Technology affil-num=8 en-affil= kn-affil=Department of Mathematics, Korea University en-keyword=maximal surface kn-keyword=maximal surface en-keyword=type change kn-keyword=type change en-keyword=zero mean curvature kn-keyword=zero mean curvature en-keyword=subsonic flow kn-keyword=subsonic flow en-keyword=supersonic flow kn-keyword=supersonic flow en-keyword=stream function kn-keyword=stream function END start-ver=1.4 cd-journal=joma no-vol=45 cd-vols= no-issue=1 article-no= start-page=111 end-page=116 dt-received= dt-revised= dt-accepted= dt-pub-year=2003 dt-pub=200301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=When is RPn~Spin(n) Diffemorphic to Sn~SO(n) and how en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We show that the spaces in the title, whose corresponding homotopy groups are isomorphic, are homotopy equivalent only when n = 3 or n = 7. We produce an explicit diffeomorphism in the only non trivial case, n = 7.

en-copyright= kn-copyright= en-aut-name=P?ttmannThomas en-aut-sei=P?ttmann en-aut-mei=Thomas kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=RigasAlcibiades en-aut-sei=Rigas en-aut-mei=Alcibiades kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Ruhr-Universitat Bochum affil-num=2 en-affil= kn-affil=Instituto de Matem?tica, Estat?stica e Computa??o Cient?fica END start-ver=1.4 cd-journal=joma no-vol=33 cd-vols= no-issue=1 article-no= start-page=201 end-page=220 dt-received= dt-revised= dt-accepted= dt-pub-year=1991 dt-pub=199101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Weyl's type criterion for general distribution mod 1 and its applications en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NakajimaMasumi en-aut-sei=Nakajima en-aut-mei=Masumi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=OhkuboYukio en-aut-sei=Ohkubo en-aut-mei=Yukio kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Kagoshima Keizai University affil-num=2 en-affil= kn-affil=Kagoshima Keizai University END start-ver=1.4 cd-journal=joma no-vol=19 cd-vols= no-issue=2 article-no= start-page=123 end-page=127 dt-received= dt-revised= dt-accepted= dt-pub-year=1977 dt-pub=197706 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Weakly -regular rings and group rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=GuptaVishnu en-aut-sei=Gupta en-aut-mei=Vishnu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Technological University Delft END start-ver=1.4 cd-journal=joma no-vol=38 cd-vols= no-issue=1 article-no= start-page=47 end-page=51 dt-received= dt-revised= dt-accepted= dt-pub-year=1996 dt-pub=199601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Weakly Henselian Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MckenzieThomas en-aut-sei=Mckenzie en-aut-mei=Thomas kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Bradley University END start-ver=1.4 cd-journal=joma no-vol=39 cd-vols= no-issue=1 article-no= start-page=165 end-page=185 dt-received= dt-revised= dt-accepted= dt-pub-year=1997 dt-pub=199701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Warped Products and Riemannian Manifolds Admitting a Function Whose Gradient is of Constant Norm en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SakaiTakashi en-aut-sei=Sakai en-aut-mei=Takashi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=56 cd-vols= no-issue=1 article-no= start-page=117 end-page=127 dt-received= dt-revised= dt-accepted= dt-pub-year=2014 dt-pub=201401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=WEIL ALGEBRAS ASSOCIATED TO FUNCTORS OF THIRD ORDER SEMIHOLONOMIC VELOCITIES en-subtitle= kn-subtitle= en-abstract= kn-abstract=The structure of Weil algebras associated to functors of third order semiholonomic velocities is completely described including the explicit expression of widths. en-copyright= kn-copyright= en-aut-name=Kure?Miroslav en-aut-sei=Kure? en-aut-mei=Miroslav kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Institute of Mathematics Brno University of Technology en-keyword=Weil algebra kn-keyword=Weil algebra en-keyword=product preserving bundle kn-keyword=product preserving bundle en-keyword=semiholonomic jets kn-keyword=semiholonomic jets en-keyword=higher order velocities kn-keyword=higher order velocities END start-ver=1.4 cd-journal=joma no-vol=46 cd-vols= no-issue=1 article-no= start-page=17 end-page=30 dt-received= dt-revised= dt-accepted= dt-pub-year=2004 dt-pub=200401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Upper Cohen-Macaulay Dimension en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this paper, we define a homological invariant for finitely generated modules over a commutative noetherian local ring, which we call upper Cohen-Macaulay dimension. This invariant is quite similar to Cohen-Macaulay dimension that has been introduced by Gerko. Also we define a homological invariant with respect to a local homomorphism of local rings. This invariant links upper Cohen-Macaulay dimension with Gorenstein dimension.

en-copyright= kn-copyright= en-aut-name=ArayaTokuji en-aut-sei=Araya en-aut-mei=Tokuji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TakahashiRyo en-aut-sei=Takahashi en-aut-mei=Ryo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=YoshinoYuji en-aut-sei=Yoshino en-aut-mei=Yuji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University affil-num=3 en-affil= kn-affil=Okayama University en-keyword=Gorenstein dimension (G-dimension) kn-keyword=Gorenstein dimension (G-dimension) en-keyword= Cohen-Macaulay dimension (CM-dimension). kn-keyword= Cohen-Macaulay dimension (CM-dimension). END start-ver=1.4 cd-journal=joma no-vol=62 cd-vols= no-issue=1 article-no= start-page=27 end-page=86 dt-received= dt-revised= dt-accepted= dt-pub-year=2020 dt-pub=202001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Unstable higher Toda brackets en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OshimaHideaki en-aut-sei=Oshima en-aut-mei=Hideaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=OshimaKatsumi en-aut-sei=Oshima en-aut-mei=Katsumi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil=Ibaraki University kn-affil= affil-num=2 en-affil= kn-affil= en-keyword=Toda bracket kn-keyword=Toda bracket en-keyword=Unstable higher Toda bracket kn-keyword=Unstable higher Toda bracket en-keyword=Higher composition kn-keyword=Higher composition en-keyword=Cofibration kn-keyword=Cofibration en-keyword=Coextension kn-keyword=Coextension en-keyword=Extension kn-keyword=Extension END start-ver=1.4 cd-journal=joma no-vol=41 cd-vols= no-issue=1 article-no= start-page=45 end-page=62 dt-received= dt-revised= dt-accepted= dt-pub-year=1999 dt-pub=199901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Universal Factorization Equalities for Quaternion Matrices and Their Applications en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TianYongge en-aut-sei=Tian en-aut-mei=Yongge kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Queen's University END start-ver=1.4 cd-journal=joma no-vol=14 cd-vols= no-issue=2 article-no= start-page=135 end-page=138 dt-received= dt-revised= dt-accepted= dt-pub-year=1970 dt-pub=197012 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Units in commutative integral group rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SehgalSudarshan K. en-aut-sei=Sehgal en-aut-mei=Sudarshan K. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=University of Alberta END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=39 end-page=54 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Unit Groups of a Certain Class of Completely Primary Finite Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract=

A completely primary finite ring is a ring R with identity 1 ≠ 0 whose subset of all its zero-divisors forms the unique maximal ideal J. Let R be a commutative completely primary finite ring with the unique maximal ideal J such that J3 = (0) and J2 ≠ (0). Then R/J ≒ GF(ργ) and the characteristic of R is ργ, where 1 ≤ k ≤ 3, for some prime ρ and positive integer γ. Let Ro = GR(pkr, pk) be a Galois subring of R and let the annihilator of J be J2 so that R = Ro ⊕U ⊕V , where U and V are finitely generated Ro-modules. Let non-gative integers s and t be numbers of elements in the generating sets for U and V , respectively. When s = 2, t = 1 and the characteristic of R is p2 and p3; and when s = 2, t = 2 and the characteristic of R is p, the structure of the group of units R* of the ring R and its generators have been determined; these depend on the structural matrices (alij) and on the parameters p, k, r, s and t.

en-copyright= kn-copyright= en-aut-name=ChikunjiChitengfa John en-aut-sei=Chikunji en-aut-mei=Chitengfa John kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=University of Transkei en-keyword=unit groups kn-keyword=unit groups en-keyword=completely primary finite rings kn-keyword=completely primary finite rings en-keyword= galois rings. kn-keyword= galois rings. END start-ver=1.4 cd-journal=joma no-vol=18 cd-vols= no-issue=1 article-no= start-page=13 end-page=29 dt-received= dt-revised= dt-accepted= dt-pub-year=1975 dt-pub=197512 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uniform distribution of sequences of algebraic integers en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NiederreiterH. en-aut-sei=Niederreiter en-aut-mei=H. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=LoSiu Kwong en-aut-sei=Lo en-aut-mei=Siu Kwong kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University Of California affil-num=2 en-affil= kn-affil=Benedict College END start-ver=1.4 cd-journal=joma no-vol=5 cd-vols= no-issue=2 article-no= start-page=121 end-page=125 dt-received= dt-revised= dt-accepted= dt-pub-year=1956 dt-pub=195603 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Une note sur l'espace produit d'un espace topologique par lui-m?me en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FujiwaraKaichir? en-aut-sei=Fujiwara en-aut-mei=Kaichir? kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=5 cd-vols= no-issue=1 article-no= start-page=1 end-page=3 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195510 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Une note sur l'axiome (T5) de s?paration en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=InagakiTakeshi en-aut-sei=Inagaki en-aut-mei=Takeshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=34 cd-vols= no-issue=1 article-no= start-page=217 end-page=223 dt-received= dt-revised= dt-accepted= dt-pub-year=1992 dt-pub=199201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uncoutably Many Infinite Loop Spaces of the Same N-type for all N en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=ShitandaYoshimi en-aut-sei=Shitanda en-aut-mei=Yoshimi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Meiji University END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=1 article-no= start-page=27 end-page=42 dt-received= dt-revised= dt-accepted= dt-pub-year=1962 dt-pub=196203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Koeffizienten der schlichten Funktionen (III) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=2 article-no= start-page=125 end-page=157 dt-received= dt-revised= dt-accepted= dt-pub-year=1963 dt-pub=196303 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Koeffizienten der schlichten Funktionen (IV) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=1 article-no= start-page=51 end-page=58 dt-received= dt-revised= dt-accepted= dt-pub-year=1962 dt-pub=196203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Koeffizienten der schlichten und meromorphen Funktionen (I) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=2 article-no= start-page=119 end-page=124 dt-received= dt-revised= dt-accepted= dt-pub-year=1963 dt-pub=196303 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Integralgleichungen, welche durch die Schlichten Funktionen genugt werden en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=12 cd-vols= no-issue=2 article-no= start-page=71 end-page=80 dt-received= dt-revised= dt-accepted= dt-pub-year=1966 dt-pub=196610 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Haufungsmengen der meromorphen Funktionen en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=1 article-no= start-page=43 end-page=50 dt-received= dt-revised= dt-accepted= dt-pub-year=1962 dt-pub=196203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Uber die Ableitungen der schlichten Funktionen (I) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KosekiKen'iti en-aut-sei=Koseki en-aut-mei=Ken'iti kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Zu Okayama END start-ver=1.4 cd-journal=joma no-vol=55 cd-vols= no-issue=1 article-no= start-page=157 end-page=166 dt-received= dt-revised= dt-accepted= dt-pub-year=2013 dt-pub=201301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=UNIFORM STABILITY AND BOUNDEDNESS OF SOLUTIONS OF NONLINEAR DELAY DIFFERENTIAL EQUATIONS OF THE THIRD ORDER en-subtitle= kn-subtitle= en-abstract= kn-abstract=In this paper, a complete Lyapunov functional was con- structed and used to obtain criteria (when p = 0) for uniform asymptotic stability of the zero solution of the nonlinear delay differential equation (1.1). When p 0, sufficient conditions are also established for uni- form boundedness and uniform ultimate boundedness of solutions of this equation. Our results improve and extend some well known results in the literature. en-copyright= kn-copyright= en-aut-name=Adeleke TimothyAdemora en-aut-sei=Adeleke Timothy en-aut-mei=Ademora kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=Peter OlutolaArawamo en-aut-sei=Peter Olutola en-aut-mei=Arawamo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics University of Ibadan affil-num=2 en-affil= kn-affil=Department of Mathematics University of Ibadan en-keyword=Uniform stability kn-keyword=Uniform stability en-keyword=Uniform boundedness kn-keyword=Uniform boundedness en-keyword=Uniform ultimate boundedness kn-keyword=Uniform ultimate boundedness en-keyword=Lyapunov functional kn-keyword=Lyapunov functional en-keyword=Delay differential equation kn-keyword=Delay differential equation END start-ver=1.4 cd-journal=joma no-vol=19 cd-vols= no-issue=2 article-no= start-page=97 end-page=100 dt-received= dt-revised= dt-accepted= dt-pub-year=1977 dt-pub=197706 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Two theorems on left s-unital rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=20 cd-vols= no-issue=1 article-no= start-page=67 end-page=72 dt-received= dt-revised= dt-accepted= dt-pub-year=1978 dt-pub=197803 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Two commutativity theorems for rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=113 end-page=118 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Two commutativity properties for rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=PsomopoulosEvagelos en-aut-sei=Psomopoulos en-aut-mei=Evagelos kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=University of Thessaloniki affil-num=2 en-affil= kn-affil=Okayama University affil-num=3 en-affil= kn-affil=University of California END start-ver=1.4 cd-journal=joma no-vol=65 cd-vols= no-issue=1 article-no= start-page=125 end-page=143 dt-received= dt-revised= dt-accepted= dt-pub-year=2023 dt-pub=202301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Traveling front solutions for perturbed reaction-diffusion equations en-subtitle= kn-subtitle= en-abstract= kn-abstract=Traveling front solutions have been studied for reaction-diffusion equations with various kinds of nonlinear terms. One of the interesting subjects is the existence and non-existence of them. In this paper, we prove that, if a traveling front solution exists for a reaction-diffusion equation with a nonlinear term, it also exists for a reaction-diffusion equation with a perturbed nonlinear term. In other words, a traveling front is robust under perturbation on a nonlinear term. en-copyright= kn-copyright= en-aut-name=WahWah en-aut-sei=Wah en-aut-mei=Wah kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TANIGUCHIMasaharu en-aut-sei=TANIGUCHI en-aut-mei=Masaharu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil=Research Institute for Interdisciplinary Science, Okayama University kn-affil= affil-num=2 en-affil=Research Institute for Interdisciplinary Science, Okayama University kn-affil= en-keyword=traveling front kn-keyword=traveling front en-keyword=existence kn-keyword=existence en-keyword=perturbation kn-keyword=perturbation en-keyword=reaction-diffusion equation kn-keyword=reaction-diffusion equation END start-ver=1.4 cd-journal=joma no-vol=60 cd-vols= no-issue=1 article-no= start-page=37 end-page=58 dt-received= dt-revised= dt-accepted= dt-pub-year=2018 dt-pub=201801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Tomita-Takesaki theory and its application to the structure theory of factors of type III en-subtitle= kn-subtitle= en-abstract= kn-abstract=We give a survey of Tomita-Takesaki theory and the development of analysis of structure of type III factors, which started from Tomita-Takesaki theory. en-copyright= kn-copyright= en-aut-name=MasudaToshihiko en-aut-sei=Masuda en-aut-mei=Toshihiko kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Graduate School of Mathematics, Kyushu University kn-affil= en-keyword=Tomita-Takesaki theory kn-keyword=Tomita-Takesaki theory en-keyword= type III factors kn-keyword= type III factors en-keyword= injective factors kn-keyword= injective factors END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=35 end-page=44 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theta Functions. I en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TasakaTakashi en-aut-sei=Tasaka en-aut-mei=Takashi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=University of Tokyo END start-ver=1.4 cd-journal=joma no-vol=38 cd-vols= no-issue=1 article-no= start-page=93 end-page=108 dt-received= dt-revised= dt-accepted= dt-pub-year=1996 dt-pub=199601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theta Functions, II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TasakaTakashi en-aut-sei=Tasaka en-aut-mei=Takashi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=4 cd-vols= no-issue=1 article-no= start-page=21 end-page=38 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195410 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theory of connections and a theorem of E. Cartan on holonomy groups I en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OtsukiTominosuke en-aut-sei=Otsuki en-aut-mei=Tominosuke kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=5 cd-vols= no-issue=2 article-no= start-page=103 end-page=113 dt-received= dt-revised= dt-accepted= dt-pub-year=1956 dt-pub=195603 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theory of compact rings II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NumakuraKatsumi en-aut-sei=Numakura en-aut-mei=Katsumi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Yamagata University END start-ver=1.4 cd-journal=joma no-vol=5 cd-vols= no-issue=1 article-no= start-page=79 end-page=93 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195510 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theory of compact rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NumakuraKatsumi en-aut-sei=Numakura en-aut-mei=Katsumi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Yamagata University END start-ver=1.4 cd-journal=joma no-vol=7 cd-vols= no-issue=1 article-no= start-page=1 end-page=74 dt-received= dt-revised= dt-accepted= dt-pub-year=1957 dt-pub=195707 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theory of affine connections of the space of tangent directions of a differentiable manifold I, II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OtsukiTominosuke en-aut-sei=Otsuki en-aut-mei=Tominosuke kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=7 cd-vols= no-issue=2 article-no= start-page=95 end-page=122 dt-received= dt-revised= dt-accepted= dt-pub-year=1957 dt-pub=195712 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theory of affine connections of the space of tangent directions of a differentiable manifold, III en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OtsukiTominosuke en-aut-sei=Otsuki en-aut-mei=Tominosuke kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=2 cd-vols= no-issue=2 article-no= start-page=111 end-page=148 dt-received= dt-revised= dt-accepted= dt-pub-year=1953 dt-pub=195303 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theorie der Derivationen und K?rperdifferenten en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=5 cd-vols= no-issue=1 article-no= start-page=43 end-page=77 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195510 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Theorie der 2-Kohomologiegruppen in diskret bewerteten perfekten K?rpern en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MoriyaMikao en-aut-sei=Moriya en-aut-mei=Mikao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=1 end-page=10 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The spectrum of a conjugacy class graph of a finite group en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=ItoNoboru en-aut-sei=Ito en-aut-mei=Noboru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Konan University END start-ver=1.4 cd-journal=joma no-vol=30 cd-vols= no-issue=1 article-no= start-page=93 end-page=119 dt-received= dt-revised= dt-accepted= dt-pub-year=1988 dt-pub=198801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The serial test for digital k-step pseudorandom numbers en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NiederreiterHarald en-aut-sei=Niederreiter en-aut-mei=Harald kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Austrian Academy of Sciences END start-ver=1.4 cd-journal=joma no-vol=58 cd-vols= no-issue=1 article-no= start-page=183 end-page=198 dt-received= dt-revised= dt-accepted= dt-pub-year=2016 dt-pub=201601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The positivity of the transmutation operators associated to the Cherednik operators for the root system $BC_2$ en-subtitle= kn-subtitle= en-abstract= kn-abstract=We consider the transmutation operators Vk, tVk and V W k , tV W k associated respectively with the Cherednik operators and the Heckman-Opdam theory attached to the root system BC2, called also in [8, 9, 10] the trigonometric Dunkl intertwining operators, and their dual. In this paper we prove that the operators Vk, tVk and VWk , tVWk are positivity preserving and allows positive integral representations. In particular we deduce that the Opdam-Cherednik and the Heckman-Opdam kernels are positive definite. en-copyright= kn-copyright= en-aut-name=TRIM?CHEKhalifa en-aut-sei=TRIM?CHE en-aut-mei=Khalifa kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics Faculty of Science of Tunis University Tunis El-Manar en-keyword=Cherednik operators-Root system of type BC2 kn-keyword=Cherednik operators-Root system of type BC2 en-keyword=Transmutation operators kn-keyword=Transmutation operators en-keyword=The trigonometric Dunkl intertwining operator and its dual kn-keyword=The trigonometric Dunkl intertwining operator and its dual END start-ver=1.4 cd-journal=joma no-vol=61 cd-vols= no-issue=1 article-no= start-page=159 end-page=166 dt-received= dt-revised= dt-accepted= dt-pub-year=2019 dt-pub=201901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The number of simple modules in a block with Klein four hyperfocal subgroup en-subtitle= kn-subtitle= en-abstract= kn-abstract= A 2-block of a finite group having a Klein four hyperfocal subgroup has the same number of irreducible Brauer characters as the corresponding 2-block of the normalizer of the hyperfocal subgroup. en-copyright= kn-copyright= en-aut-name=TasakaFuminori en-aut-sei=Tasaka en-aut-mei=Fuminori kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=National Institute of Technology Tsuruoka College kn-affil= en-keyword=group theory kn-keyword=group theory en-keyword=modular representation kn-keyword=modular representation en-keyword=hyperfocal subgroup kn-keyword=hyperfocal subgroup END start-ver=1.4 cd-journal=joma no-vol=20 cd-vols= no-issue=2 article-no= start-page=165 end-page=177 dt-received= dt-revised= dt-accepted= dt-pub-year=1978 dt-pub=197810 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The monoid structure of Galois H-dimodule algebras induced by the smash product en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NakajimaAtsushi en-aut-sei=Nakajima en-aut-mei=Atsushi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=23 cd-vols= no-issue=2 article-no= start-page=147 end-page=151 dt-received= dt-revised= dt-accepted= dt-pub-year=1981 dt-pub=198112 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The identity (xy)^n = x^ny^n and commutativity of rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KobayashiYuji en-aut-sei=Kobayashi en-aut-mei=Yuji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tokushima University END start-ver=1.4 cd-journal=joma no-vol=28 cd-vols= no-issue=1 article-no= start-page=21 end-page=27 dt-received= dt-revised= dt-accepted= dt-pub-year=1986 dt-pub=198601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The group of Galois H-dimodule algebras en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=Blanco-FerroAntonio A. en-aut-sei=Blanco-Ferro en-aut-mei=Antonio A. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=Lopez LopezMiguel A. en-aut-sei=Lopez Lopez en-aut-mei=Miguel A. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Universidad De Santiago affil-num=2 en-affil= kn-affil=Universidad De Santiago END start-ver=1.4 cd-journal=joma no-vol=17 cd-vols= no-issue=1 article-no= start-page=67 end-page=74 dt-received= dt-revised= dt-accepted= dt-pub-year=1974 dt-pub=197412 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The estimation of multiple correlation coefficient in stratified random sampling en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=WakimotoKazumasa en-aut-sei=Wakimoto en-aut-mei=Kazumasa kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=59 cd-vols= no-issue=1 article-no= start-page=27 end-page=40 dt-received= dt-revised= dt-accepted= dt-pub-year=2017 dt-pub=201701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The degree of set-valued mappings from ANR spaces to homology spheres en-subtitle= kn-subtitle= en-abstract= kn-abstract=An admissible mapping is a set-valued mapping which has a selected pair of continuous mappings. In this paper, we study the degree of admissible mappings from ANR spaces to homology spheres and prove the uniqueness of the degree under some conditions. en-copyright= kn-copyright= en-aut-name=ShitandaYoshimi en-aut-sei=Shitanda en-aut-mei=Yoshimi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=School of political science and economics, Meiji University kn-affil= en-keyword=Gysin-Smith sequence kn-keyword=Gysin-Smith sequence en-keyword=Vietoris-Begle mapping theorem kn-keyword=Vietoris-Begle mapping theorem END start-ver=1.4 cd-journal=joma no-vol=63 cd-vols= no-issue=1 article-no= start-page=153 end-page=165 dt-received= dt-revised= dt-accepted= dt-pub-year=2021 dt-pub=202101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The d-Smith sets of direct products of dihedral groups en-subtitle= kn-subtitle= en-abstract= kn-abstract=Let G be a ?nite group and let V and W be real G-modules. We call V and W dim-equivalent if for each subgroup H of G, the H-?xed point sets of V and W have the same dimension. We call V and W are Smith equivalent if there is a smooth G-action on a homotopy sphere with exactly two G-?xed points, say a and b, such that the tangential G-representations at a and b of are respectively isomorphic to V and W . Moreover, We call V and W are d-Smith equivalent if they are dim-equivalent and Smith equivalent. The di?erences of d-Smith equivalent real G-modules make up a subset, called the d-Smith set, of the real representation ring RO(G). We call V and W P(G)-matched if they are isomorphic whenever the actions are restricted to subgroups with prime power order of G. Let N be a normal subgroup. For a subset F of G, we say that a real G-module is F-free if the H-?xed point set of the G-module is trivial for all elements H of F. We study the d-Smith set by means of the submodule of RO(G) consisting of the di?erences of dim-equivalent, P(G)-matched, {N}-free real G-modules. In particular, we give a rank formula for the submodule in order to see how the d-Smith set is large. en-copyright= kn-copyright= en-aut-name=SeitaKohei en-aut-sei=Seita en-aut-mei=Kohei kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Department of Mathematics, Graduate School of Natural Science and Technology, Okayama University kn-affil= en-keyword=Real G-module kn-keyword=Real G-module en-keyword=Smith equivalence kn-keyword=Smith equivalence en-keyword=representation ring kn-keyword=representation ring en-keyword=Oliver group kn-keyword=Oliver group END start-ver=1.4 cd-journal=joma no-vol=64 cd-vols= no-issue=1 article-no= start-page=13 end-page=29 dt-received= dt-revised= dt-accepted= dt-pub-year=2022 dt-pub=202201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The d-Smith sets of Cartesian products of the alternating groups and finite elementary abelian 2-groups en-subtitle= kn-subtitle= en-abstract= kn-abstract=Let G be a finite group. In 1970s, T. Petrie defined the Smith equivalence of real G-modules. The Smith set of G is the subset of the real representation ring consisting of elements obtained as differences of Smith equivalent real G-modules. Various results of the topic have been obtained. The d-Smith set of G is the set of all elements [V ]?[W] in the Smith set of G such that the H-fixed point sets of V and W have the same dimension for all subgroups H of G. The results of the Smith sets of the alternating groups and the symmetric groups are obtained by E. Laitinen, K. Pawa lowski and R. Solomon. In this paper, we give the calculation results of the d-Smith sets of the alternating groups and the symmetric groups. In addition, we give the calculation results of the d-Smith sets of Cartesian products of the alternating groups and finite elementary abelian 2-groups. en-copyright= kn-copyright= en-aut-name=SeitaKohei en-aut-sei=Seita en-aut-mei=Kohei kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Department of Mathematics, Graduate School of Natural Science and Technology, Okayama University kn-affil= en-keyword=Real G-module kn-keyword=Real G-module en-keyword=Smith equivalence kn-keyword=Smith equivalence en-keyword=Oliver group kn-keyword=Oliver group en-keyword=alternating group kn-keyword=alternating group END start-ver=1.4 cd-journal=joma no-vol=28 cd-vols= no-issue=1 article-no= start-page=173 end-page=189 dt-received= dt-revised= dt-accepted= dt-pub-year=1986 dt-pub=198601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The classification of homogeneous structures on 3-dimensional space forms en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=AbeKoji en-aut-sei=Abe en-aut-mei=Koji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=28 cd-vols= no-issue=1 article-no= start-page=65 end-page=91 dt-received= dt-revised= dt-accepted= dt-pub-year=1986 dt-pub=198601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The category of s-unital modules en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KomatsuHiroaki en-aut-sei=Komatsu en-aut-mei=Hiroaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=64 cd-vols= no-issue=1 article-no= start-page=31 end-page=45 dt-received= dt-revised= dt-accepted= dt-pub-year=2022 dt-pub=202201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The best constant of the discrete Sobolev inequalities on the complete bipartite graph en-subtitle= kn-subtitle= en-abstract= kn-abstract=We have the best constants of three kinds of discrete Sobolev inequalities on the complete bipartite graph with 2N vertices, that is, KN,N. We introduce a discrete Laplacian A on KN,N. A is a 2N ~2N real symmetric positive-semidefinite matrix whose eigenvector corresponding to zero eigenvalue is 1 = t(1, 1, c , 1)∈ C2N. A discrete heat kernel, a Greenfs matrix and a pseudo Greenfs matrix play important roles in giving the best constants. en-copyright= kn-copyright= en-aut-name=YamagishiHiroyuki en-aut-sei=Yamagishi en-aut-mei=Hiroyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Tokyo Metropolitan College of Industrial Technology kn-affil= en-keyword=Discrete Sobolev inequality kn-keyword=Discrete Sobolev inequality en-keyword=Discrete Laplacian kn-keyword=Discrete Laplacian en-keyword=Greenfs matrix kn-keyword=Greenfs matrix en-keyword=Reproducing relation kn-keyword=Reproducing relation END start-ver=1.4 cd-journal=joma no-vol=15 cd-vols= no-issue=1 article-no= start-page=71 end-page=73 dt-received= dt-revised= dt-accepted= dt-pub-year=1971 dt-pub=197112 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The asymptotic behavior of solutions of a nonlinear nth-order defferential equation en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SinghY. P. en-aut-sei=Singh en-aut-mei=Y. P. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Saint Mary's University END start-ver=1.4 cd-journal=joma no-vol=37 cd-vols= no-issue=1 article-no= start-page=15 end-page=25 dt-received= dt-revised= dt-accepted= dt-pub-year=1995 dt-pub=199501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Unit Group of the Modular Small Group Algebra en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SalimMohamed A.M. en-aut-sei=Salim en-aut-mei=Mohamed A.M. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=SandlingRobert en-aut-sei=Sandling en-aut-mei=Robert kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Emirates University affil-num=2 en-affil= kn-affil=Manchester University END start-ver=1.4 cd-journal=joma no-vol=39 cd-vols= no-issue=1 article-no= start-page=159 end-page=163 dt-received= dt-revised= dt-accepted= dt-pub-year=1997 dt-pub=199701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Twistor Space of Distributions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MiljojkovicGradimir en-aut-sei=Miljojkovic en-aut-mei=Gradimir kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=29 cd-vols= no-issue=1 article-no= start-page=207 end-page=219 dt-received= dt-revised= dt-accepted= dt-pub-year=1987 dt-pub=198701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Taylor coefficients of (s), (s-1)(s) and (z/(1-z))(1/(1-z)) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NakajimaMasumi en-aut-sei=Nakajima en-aut-mei=Masumi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Rikkyo University END start-ver=1.4 cd-journal=joma no-vol=39 cd-vols= no-issue=1 article-no= start-page=89 end-page=112 dt-received= dt-revised= dt-accepted= dt-pub-year=1997 dt-pub=199701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Steenrod Algebra and Braid Groups en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HikidaMizuho en-aut-sei=Hikida en-aut-mei=Mizuho kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Hiroshima Prefectural University END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=1 end-page=28 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Spiegelungssatz for p=5 from a Constructive Approach en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We describe explicitly the relation between the 5-ranks of the ideal class groups of two quadratic fields with conductors m and 5m, respectively, and that of the associated cyclic quartic field.

en-copyright= kn-copyright= en-aut-name=KishiYasuhiro en-aut-sei=Kishi en-aut-mei=Yasuhiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Fukuoka University of Education en-keyword=Class Groups kn-keyword=Class Groups en-keyword=Quadratic Fields kn-keyword=Quadratic Fields en-keyword=Quartic Fields kn-keyword=Quartic Fields END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=2 article-no= start-page=179 end-page=200 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198212 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The S^1-transfer map and homotopy groups of suspended complex projective spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MukaiJuno en-aut-sei=Mukai en-aut-mei=Juno kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=43 cd-vols= no-issue=1 article-no= start-page=73 end-page=94 dt-received= dt-revised= dt-accepted= dt-pub-year=2001 dt-pub=200101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Role of Commutators in a Non-Cancellation Phenomenon en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We construct an explicit (from the transition function point of view) diffeomorphism between the cartesian products with the 3-sphere of two 10-dimensional loop spaces that are not homotopy equivalent to each other. Our method employs specific models for some S3- principal bundles over S7 and relates the study of this type of noncancellation phenomena to commutators of groups. Our formulas depend only on specifying homotopies of powers of commutators to constants.

en-copyright= kn-copyright= en-aut-name=BarrosTomas Edson en-aut-sei=Barros en-aut-mei=Tomas Edson kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=RigasAlcibiades en-aut-sei=Rigas en-aut-mei=Alcibiades kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Universidade Federal de S?o Carlos affil-num=2 en-affil= kn-affil=Instituto de Matem?tica, Estat?stica e Computa??o Cient?fica END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=193 end-page=228 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Quasi KO-types of the Stunted Mod 4 Lens Spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YosimuraZen-Ichi en-aut-sei=Yosimura en-aut-mei=Zen-Ichi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Osaka City University END start-ver=1.4 cd-journal=joma no-vol=40 cd-vols= no-issue=1 article-no= start-page=113 end-page=134 dt-received= dt-revised= dt-accepted= dt-pub-year=1998 dt-pub=199801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Quasi KO* -Types of Stunted Mod 8 Lens Spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NishimuraYasuzo en-aut-sei=Nishimura en-aut-mei=Yasuzo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YosimuraZen-ichi en-aut-sei=Yosimura en-aut-mei=Zen-ichi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Osaka City University affil-num=2 en-affil= kn-affil=Nagoya Institute of Technology END start-ver=1.4 cd-journal=joma no-vol=38 cd-vols= no-issue=1 article-no= start-page=1 end-page=11 dt-received= dt-revised= dt-accepted= dt-pub-year=1996 dt-pub=199601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Property Special (DF) for Unit-Regular Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KutamiMamoru en-aut-sei=Kutami en-aut-mei=Mamoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Yamaguchi University END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=169 end-page=179 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Property (DF) for Regular Rings whose Primitive Factor Rings Are Artinian en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KutamiMamoru en-aut-sei=Kutami en-aut-mei=Mamoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=InoueIchiro en-aut-sei=Inoue en-aut-mei=Ichiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Yamaguchi University affil-num=2 en-affil= kn-affil=Yamaguchi University END start-ver=1.4 cd-journal=joma no-vol=48 cd-vols= no-issue=1 article-no= start-page=43 end-page=46 dt-received= dt-revised= dt-accepted= dt-pub-year=2006 dt-pub=200601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Prime Ideal Factorization of 2 in Pure Quartic Fields with Index 2 en-subtitle= kn-subtitle= en-abstract= kn-abstract=

The prime ideal decomposition of 2 in a pure quartic field with field index 2 is determined explicitly.

en-copyright= kn-copyright= en-aut-name=SpearmanBlair K. en-aut-sei=Spearman en-aut-mei=Blair K. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=WilliamsKenneth S. en-aut-sei=Williams en-aut-mei=Kenneth S. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Statistics University affil-num=2 en-affil= kn-affil=Statistics Carleton University en-keyword=pure quartic field kn-keyword=pure quartic field en-keyword=discriminant kn-keyword=discriminant en-keyword=prime decomposition kn-keyword=prime decomposition END start-ver=1.4 cd-journal=joma no-vol=46 cd-vols= no-issue=1 article-no= start-page=141 end-page=152 dt-received= dt-revised= dt-accepted= dt-pub-year=2004 dt-pub=200401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Perron Problem for C-Semigroups en-subtitle= kn-subtitle= en-abstract= kn-abstract=

<p>Characterizations of Perron-type for the exponential stability of exponentially bounded C-semigroups are given. Also, some applications for the asymptotic behavior of the integrated semigroups are obtained.</p>

en-copyright= kn-copyright= en-aut-name=PradaPetre en-aut-sei=Prada en-aut-mei=Petre kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=PoganAlin en-aut-sei=Pogan en-aut-mei=Alin kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=PredaCiprian en-aut-sei=Preda en-aut-mei=Ciprian kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=West University of Timisoara affil-num=2 en-affil= kn-affil=University of Missouri affil-num=3 en-affil= kn-affil=West University of Timisoara en-keyword=C-semigroups kn-keyword=C-semigroups en-keyword= exponential stability. kn-keyword= exponential stability. END start-ver=1.4 cd-journal=joma no-vol=34 cd-vols= no-issue=1 article-no= start-page=181 end-page=193 dt-received= dt-revised= dt-accepted= dt-pub-year=1992 dt-pub=199201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Integral Cohomology Rings of F4/Spin(n) and E6/Spin(m) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YokotaniMasaaki en-aut-sei=Yokotani en-aut-mei=Masaaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=48 cd-vols= no-issue=1 article-no= start-page=181 end-page=195 dt-received= dt-revised= dt-accepted= dt-pub-year=2006 dt-pub=200601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Geometry and Topology on Grassmann Manifolds en-subtitle= kn-subtitle= en-abstract= kn-abstract=

This paper shows that the Grassmann Manifolds GF(n,N) can all be imbedded in an Euclidean space MF(N) naturally and the imbedding can be realized by the eigenfunctions of Laplacian Δ on GF(n,N). They are all minimal submanifolds in some spheres of MF(N) respectively. Using these imbeddings, we construct some degenerate Morse functions on Grassmann Manifolds, show that the homology of the complex and quaternion Grassmann Manifolds can be computed easily.

en-copyright= kn-copyright= en-aut-name=JianweiZhou en-aut-sei=Jianwei en-aut-mei=Zhou kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Suzhou University en-keyword=Grassmann manifold kn-keyword=Grassmann manifold en-keyword=moving frame kn-keyword=moving frame en-keyword=minimal immersion kn-keyword=minimal immersion en-keyword=critical submanifold kn-keyword=critical submanifold en-keyword=Morse function kn-keyword=Morse function en-keyword=homology kn-keyword=homology END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=29 end-page=38 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Galois Action on the Torsor of Homotopy Classes of Paths on a Projective Line minus a Finite Number of Points en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=WojtkowiakZdzis?law en-aut-sei=Wojtkowiak en-aut-mei=Zdzis?law kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universite de Nice-Sophia Antipolis en-keyword=Homotopy Classes kn-keyword=Homotopy Classes en-keyword=Mixed Hodge Structure kn-keyword=Mixed Hodge Structure en-keyword=Lie Algebra kn-keyword=Lie Algebra en-keyword=Galois Groups kn-keyword=Galois Groups en-keyword=Subalgebra kn-keyword=Subalgebra en-keyword=Galois Action kn-keyword=Galois Action END start-ver=1.4 cd-journal=joma no-vol=50 cd-vols= no-issue=1 article-no= start-page=135 end-page=147 dt-received= dt-revised= dt-accepted= dt-pub-year=2008 dt-pub=200801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Fine Spectra of the Ces?ro Operator C 1 over the Sequence Space bvp, (1 ≤ p ∞) en-subtitle= kn-subtitle= en-abstract= kn-abstract=

The sequence space bvp consisting of all sequences (xk) such that (xk - xk-1) in the sequence space lp has recently been introduced by Basar and Altay [Ukrainian Math. J. 55(1)(2003), 136-147]; where 1 ≤ p ≤ ∞. In the present paper, the norm of the Cesàro operator C1 acting on the sequence space bvp has been found and the fine spectrum of the Cesàro operator C1 over the sequence space bvp has been determined, where 1 ≤ p < ∞.

en-copyright= kn-copyright= en-aut-name=AkhmedovAli M. en-aut-sei=Akhmedov en-aut-mei=Ali M. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=BasarFeyzi en-aut-sei=Basar en-aut-mei=Feyzi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Baku State University affil-num=2 en-affil= kn-affil=Inonu University en-keyword=Spectrum of an operator kn-keyword=Spectrum of an operator en-keyword=Cesaro operator and the sequence space bvp kn-keyword=Cesaro operator and the sequence space bvp END start-ver=1.4 cd-journal=joma no-vol=61 cd-vols= no-issue=1 article-no= start-page=167 end-page=172 dt-received= dt-revised= dt-accepted= dt-pub-year=2019 dt-pub=201901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Factorization of 2 and 3 in Cyclic Quartic Fields en-subtitle= kn-subtitle= en-abstract= kn-abstract= Due to a theorem of Dedekind, factoring ideals generated by prime numbers in number fields is easily done given that said prime number does not divide the index of the field. In this paper, we determine the prime ideal factorizations of both 2 and 3 in cyclic quartic fields whose index is divisible by one of or both of these primes. en-copyright= kn-copyright= en-aut-name=BrownStephen C. en-aut-sei=Brown en-aut-mei=Stephen C. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=DavisChad T. en-aut-sei=Davis en-aut-mei=Chad T. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil=Department of Computer Science, Mathematics, Physics and Statistics I.K. Barber School of Arts and Sciences University of British Columbia kn-affil= affil-num=2 en-affil=Department of Computer Science, Mathematics, Physics and Statistics I.K. Barber School of Arts and Sciences University of British Columbia kn-affil= en-keyword=Cyclic quartic field kn-keyword=Cyclic quartic field en-keyword=Prime ideal factorization kn-keyword=Prime ideal factorization END start-ver=1.4 cd-journal=joma no-vol=37 cd-vols= no-issue=1 article-no= start-page=187 end-page=200 dt-received= dt-revised= dt-accepted= dt-pub-year=1995 dt-pub=199501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Existence of p-Harmonic Maps between Spheres en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=IshidaMasanori en-aut-sei=Ishida en-aut-mei=Masanori kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Soja Junior High School END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=133 end-page=143 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Element \bar{kappa} is not in the Image of the S¹-Transfer en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MukaiJuno en-aut-sei=Mukai en-aut-mei=Juno kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=31 cd-vols= no-issue=1 article-no= start-page=213 end-page=220 dt-received= dt-revised= dt-accepted= dt-pub-year=1989 dt-pub=198901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Distribution of Pythagorean Triples and a Three-Dimensional Divisor Problem en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NowakWerner Georg en-aut-sei=Nowak en-aut-mei=Werner Georg kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=RecknagelWinfried en-aut-sei=Recknagel en-aut-mei=Winfried kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Universit?t f?r Bodenkultur affil-num=2 en-affil= kn-affil=Fachbereich Informtik END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=229 end-page=234 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Converse of Badrikian's Theorem en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OkazakiYoshiaki en-aut-sei=Okazaki en-aut-mei=Yoshiaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TakahashiYasuji en-aut-sei=Takahashi en-aut-mei=Yasuji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=39 cd-vols= no-issue=1 article-no= start-page=147 end-page=157 dt-received= dt-revised= dt-accepted= dt-pub-year=1997 dt-pub=199701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Comparison Theorem of Hilbert-space-valued Tangent Sequences en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HeYu en-aut-sei=He en-aut-mei=Yu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=LiuPeide en-aut-sei=Liu en-aut-mei=Peide kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University Of Science And Technology Of China affil-num=2 en-affil= kn-affil=Wuhan University END start-ver=1.4 cd-journal=joma no-vol=45 cd-vols= no-issue=1 article-no= start-page=45 end-page=58 dt-received= dt-revised= dt-accepted= dt-pub-year=2003 dt-pub=200301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Behavior of the Second Pluri-Genus of Normal Surface Singularities of Type *An,*Dn,*En,*An,*Dnand *En en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this paper, we study the behavior of the second plurigenus δ2 of normal surface singularities of type *An,*Dn,*En,*An,*Dnand *En. We obtain main result which corresponds to that of [7], i.e., main result is a δ2-version of Ohyanagifs result.

en-copyright= kn-copyright= en-aut-name=WadaKoukichi en-aut-sei=Wada en-aut-mei=Koukichi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=University of Tsukuba en-keyword=minimally elliptic singularity kn-keyword=minimally elliptic singularity en-keyword=rational singularity kn-keyword=rational singularity en-keyword=pluri-genus kn-keyword=pluri-genus en-keyword= weighted dual graph. kn-keyword= weighted dual graph. END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=145 end-page=177 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The Atiyah-Singer Index Theorem for G-Equivariant Real Elliptic Families en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TsuboiKenji en-aut-sei=Tsuboi en-aut-mei=Kenji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tokyo University of Fisheries END start-ver=1.4 cd-journal=joma no-vol=31 cd-vols= no-issue=1 article-no= start-page=197 end-page=206 dt-received= dt-revised= dt-accepted= dt-pub-year=1989 dt-pub=198901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The A-Cohomology of the Stunted Quaternionic (Quasi-)projective Spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=ImaokaMitsunori en-aut-sei=Imaoka en-aut-mei=Mitsunori kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Wakayama University END start-ver=1.4 cd-journal=joma no-vol=42 cd-vols= no-issue=1 article-no= start-page=89 end-page=114 dt-received= dt-revised= dt-accepted= dt-pub-year=2000 dt-pub=200001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=The 19 and 20-th Homotopy Groups of the Rotation Groups Rn en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We determine the group structures of the homotopy groups of the rotation groups πk(Rn) for k = 19 and 20. The main tool of the computaion is the homotopy exact sequence associated with the fibration Rn+1/Rn = Sn.

en-copyright= kn-copyright= en-aut-name=KachiHideyuki en-aut-sei=Kachi en-aut-mei=Hideyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=MukaiJuno en-aut-sei=Mukai en-aut-mei=Juno kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University affil-num=2 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=61 cd-vols= no-issue=1 article-no= start-page=199 end-page=204 dt-received= dt-revised= dt-accepted= dt-pub-year=2019 dt-pub=201901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Terwilliger Algebras of Some Group Association Schemes en-subtitle= kn-subtitle= en-abstract= kn-abstract= The Terwilliger algebra plays an important role in the theory of association schemes. The present paper gives the explicit structures of the Terwilliger algebras of the group association schemes of the finite groups PSL(2, 7), A6, and S6. en-copyright= kn-copyright= en-aut-name=HamidNur en-aut-sei=Hamid en-aut-mei=Nur kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=OuraManabu en-aut-sei=Oura en-aut-mei=Manabu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil=Faculty of Mathematics and Physics, Kanazawa University kn-affil= affil-num=2 en-affil=Faculty of Mathematics and Physics, Kanazawa University kn-affil= en-keyword=Terwilliger algebragroup association scheme kn-keyword=Terwilliger algebragroup association scheme END start-ver=1.4 cd-journal=joma no-vol=39 cd-vols= no-issue=1 article-no= start-page=17 end-page=39 dt-received= dt-revised= dt-accepted= dt-pub-year=1997 dt-pub=199701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Tensor Products of Complexes en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=EnochsEdgar E. en-aut-sei=Enochs en-aut-mei=Edgar E. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=RozasJ.R. Garcia en-aut-sei=Rozas en-aut-mei=J.R. Garcia kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University Of Kentucky affil-num=2 en-affil= kn-affil=University Of Almeria END start-ver=1.4 cd-journal=joma no-vol=41 cd-vols= no-issue=1 article-no= start-page=1 end-page=14 dt-received= dt-revised= dt-accepted= dt-pub-year=1999 dt-pub=199901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Tensor Products and Quotient Rings which are Finite Commutative Principal Ideal Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We give structure theorems for tensor products R⊕S, and quotient rings Q/I to be finite commutative principal ideal rings with identity, where Q is a polynomial ring and I is an ideal of Q generated by univariate polynomials. We also show when Q/I is a direct product of finite fields or Galois rings.

en-copyright= kn-copyright= en-aut-name=CazaranJilyana en-aut-sei=Cazaran en-aut-mei=Jilyana kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Louisiana State University en-keyword=finite commutative rings kn-keyword=finite commutative rings en-keyword=principal ideal rings kn-keyword=principal ideal rings en-keyword=tensor products kn-keyword=tensor products END start-ver=1.4 cd-journal=joma no-vol=31 cd-vols= no-issue=1 article-no= start-page=221 end-page=225 dt-received= dt-revised= dt-accepted= dt-pub-year=1989 dt-pub=198901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Tauberian Theorems of Jp Mp-Type en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TietzHubert en-aut-sei=Tietz en-aut-mei=Hubert kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit?t Stuttgart END start-ver=1.4 cd-journal=joma no-vol=8 cd-vols= no-issue=2 article-no= start-page=143 end-page=179 dt-received= dt-revised= dt-accepted= dt-pub-year=1958 dt-pub=195812 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Tangent bundles of order 2 and general connections en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OtsukiTominosuke en-aut-sei=Otsuki en-aut-mei=Tominosuke kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=77 end-page=84 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=TTF-Theory Over a Semiperfect Ring en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MorimotoShoji en-aut-sei=Morimoto en-aut-mei=Shoji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Hagi Koen Gakuin High School END start-ver=1.4 cd-journal=joma no-vol=52 cd-vols= no-issue=1 article-no= start-page=97 end-page=109 dt-received= dt-revised= dt-accepted= dt-pub-year=2010 dt-pub=201001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=TRIANGULAR MATRIX REPRESENTATIONS OF SKEW MONOID RINGS en-subtitle= kn-subtitle= en-abstract= kn-abstract=

Let R be a ring and S a u.p.-monoid. Assume that there is a monoid homomorphism α : S → Aut (R). Suppose that α is weakly rigid and lR(Ra) is pure as a left ideal of R for every element a ∈ R. Then the skew monoid ring R*S induced by α has the same triangulating dimension as R. Furthermore, if R is a PWP ring, then so is R*S.

en-copyright= kn-copyright= en-aut-name=ZhongkuiLiu en-aut-sei=Zhongkui en-aut-mei=Liu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=XiaoyanYang en-aut-sei=Xiaoyan en-aut-mei=Yang kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics, Northwest Normal University affil-num=2 en-affil= kn-affil=Department of Mathematics, Northwest Normal University en-keyword=generalized triangular matrix representation kn-keyword=generalized triangular matrix representation en-keyword=quasi-Baer ring kn-keyword=quasi-Baer ring en-keyword=PWP ring kn-keyword=PWP ring en-keyword=triangulating dimension kn-keyword=triangulating dimension END start-ver=1.4 cd-journal=joma no-vol=53 cd-vols= no-issue=1 article-no= start-page=185 end-page=216 dt-received= dt-revised= dt-accepted= dt-pub-year=2011 dt-pub=201101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=TRIANGLE CENTERS DEFINED BY QUADRATIC POLYNOMIALS en-subtitle= kn-subtitle= en-abstract= kn-abstract=We consider a family of triangle centers whose barycentric coordinates are given by quadratic polynomials, and determine the lines that contain an infinite number of such triangle centers. We show that for a given quadratic triangle center, there exist in general four principal lines through this center. These four principal lines possess an intimate connection with the Nagel line. en-copyright= kn-copyright= en-aut-name=AgaokaYoshio en-aut-sei=Agaoka en-aut-mei=Yoshio kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics, Graduate School of Science, Hiroshima University en-keyword=triangle center kn-keyword=triangle center en-keyword=generalized Euler line kn-keyword=generalized Euler line en-keyword=Nagel line kn-keyword=Nagel line en-keyword=principal line kn-keyword=principal line en-keyword=Ceva conjugate kn-keyword=Ceva conjugate en-keyword=isotomic conjugate kn-keyword=isotomic conjugate en-keyword=symmetric polynomial kn-keyword=symmetric polynomial END start-ver=1.4 cd-journal=joma no-vol=52 cd-vols= no-issue=1 article-no= start-page=29 end-page=43 dt-received= dt-revised= dt-accepted= dt-pub-year=2010 dt-pub=201001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=TRADING DEGREE FOR DIMENSION IN THE SECTION CONJECTURE: THE NON-ABELIAN SHAPIRO LEMMA en-subtitle= kn-subtitle= en-abstract= kn-abstract=

This note aims at providing evidence for the section conjecture of anabelian geometry by establishing its behaviour under Weil restriction of scalars. In particular, the ?tale fundamental group of the Weil restriction is determined by means of a Shapiro Lemma for nonabelian group cohomology.

en-copyright= kn-copyright= en-aut-name=StixJakob en-aut-sei=Stix en-aut-mei=Jakob kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Mathematisches Institut, Universit?t Heidelberg en-keyword=Section Conjecture kn-keyword=Section Conjecture en-keyword=Rational points kn-keyword=Rational points en-keyword=Anabelian Geometry kn-keyword=Anabelian Geometry en-keyword=Non-abelian Shapiro Lemma kn-keyword=Non-abelian Shapiro Lemma END start-ver=1.4 cd-journal=joma no-vol=53 cd-vols= no-issue=1 article-no= start-page=75 end-page=82 dt-received= dt-revised= dt-accepted= dt-pub-year=2011 dt-pub=201101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=TORSION OF ELLIPTIC CURVES OVER QUADRATIC CYCLOTOMIC FIELDS en-subtitle= kn-subtitle= en-abstract= kn-abstract=In this paper we study the possible torsions of elliptic curves over ?(i) and ?(?3). en-copyright= kn-copyright= en-aut-name=NajmanFilip en-aut-sei=Najman en-aut-mei=Filip kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics University of Zagreb END start-ver=1.4 cd-journal=joma no-vol=53 cd-vols= no-issue=1 article-no= start-page=173 end-page=183 dt-received= dt-revised= dt-accepted= dt-pub-year=2011 dt-pub=201101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE UNIFORM EXPONENTIAL STABILITY OF LINEAR SKEW-PRODUCT SEMIFLOWS ON REAL HILBERT SPACE en-subtitle= kn-subtitle= en-abstract= kn-abstract=The goal of the paper is to present some characterizations for the uniform exponential stability of linear skew-product semiflows on real Hilbert space. en-copyright= kn-copyright= en-aut-name=HaiPham Viet en-aut-sei=Hai en-aut-mei=Pham Viet kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=ThanhLe Ngoc en-aut-sei=Thanh en-aut-mei=Le Ngoc kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Faculty of Mathematics, Mechanics and Informatics, College Of Science, Viet Nam National University affil-num=2 en-affil= kn-affil=Basic Science, Hoa Binh University en-keyword=stability kn-keyword=stability en-keyword=linear skew-product semiflow kn-keyword=linear skew-product semiflow END start-ver=1.4 cd-journal=joma no-vol=54 cd-vols= no-issue=1 article-no= start-page=87 end-page=96 dt-received= dt-revised= dt-accepted= dt-pub-year=2012 dt-pub=201201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE TANGENT BUNDLES OVER EQUIVARIANT REAL PROJECTIVE SPACES en-subtitle= kn-subtitle= en-abstract= kn-abstract=let G be a nontrivial cyclic group of odd order. In the present paper, we will prove that the fourfold Whitney sum of the tangent bundle of real projective plane of any three dimensional nontrivial real G-representation is equivariantly a product bundle. en-copyright= kn-copyright= en-aut-name=QiYan en-aut-sei=Qi en-aut-mei=Yan kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics Guraduate School of Natural Science and Technology Okayama University en-keyword=equivariant real vector bundle kn-keyword=equivariant real vector bundle en-keyword=group action kn-keyword=group action en-keyword=real projective space kn-keyword=real projective space en-keyword=canonical line bundle kn-keyword=canonical line bundle en-keyword=product bundle kn-keyword=product bundle en-keyword=tangent bundle kn-keyword=tangent bundle END start-ver=1.4 cd-journal=joma no-vol=51 cd-vols= no-issue=1 article-no= start-page=149 end-page=157 dt-received= dt-revised= dt-accepted= dt-pub-year=2009 dt-pub=200901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE SPACE Lq OF DOUBLE SEQUENCES en-subtitle= kn-subtitle= en-abstract= kn-abstract=

The spaces BS, BS(t), CSp, CSbp, CSr and BV of double sequences have recently been studied by Altay and Ba?sar [J. Math. Anal. Appl. 309(1)(2005), 70?90]. In this work, following Altay and Ba?sar [1], we introduce the Banach space Lq of double sequences corresponding to the well-known space ℓq of single sequences and examine some properties of the space Lq. Furthermore, we determine the β(υ)-dual of the space and establish that the α- and γ-duals of the space Lq coincide with the β(υ)-dual; where 1 ≤ q < ∞ and υ 2 {p, bp, r}.

en-copyright= kn-copyright= en-aut-name=BasarFeyzi en-aut-sei=Basar en-aut-mei=Feyzi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=SeverYurdal en-aut-sei=Sever en-aut-mei=Yurdal kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Fatih ?niversitesi, Fen- Edebiyat Fak?ltesi, Matematik B?l?m? affil-num=2 en-affil= kn-affil=Fen Lisesi Matematik ?gretmeni END start-ver=1.4 cd-journal=joma no-vol=57 cd-vols= no-issue=1 article-no= start-page=123 end-page=128 dt-received= dt-revised= dt-accepted= dt-pub-year=2015 dt-pub=201501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE EQUIVARIANT SIMPLICIAL DE RHAM COMPLEX AND THE CLASSIFYING SPACE OF A SEMI-DIRECT PRODUCT GROUP en-subtitle= kn-subtitle= en-abstract= kn-abstract=We show that the cohomology group of the total complex of the equivariant simplicial de Rham complex is isomorphic to the cohomology group of the classifying space of a semi-direct product group. en-copyright= kn-copyright= en-aut-name=SuzukiNaoya en-aut-sei=Suzuki en-aut-mei=Naoya kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Graduate School of Mathematics, Nagoya University en-keyword=simplicial de Rham complex kn-keyword=simplicial de Rham complex en-keyword=classifying space kn-keyword=classifying space END start-ver=1.4 cd-journal=joma no-vol=57 cd-vols= no-issue=1 article-no= start-page=111 end-page=122 dt-received= dt-revised= dt-accepted= dt-pub-year=2015 dt-pub=201501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE CANONICAL LINE BUNDLES OVER EQUIVARIANT REAL PROJECTIVE SPACES en-subtitle= kn-subtitle= en-abstract= kn-abstract=A generator of the reduced KO-group of the real projective space of dimension n is related to the canonical line bundle γ. In the present paper, we will prove that for a finite group G of odd order and a real G-representation U of dimension 2n, in the reduced G-equivariant KO-group of the real projective space associated with the G-representation R ? U, the element 2n+2[γ] is equal to zero. en-copyright= kn-copyright= en-aut-name=QiYan en-aut-sei=Qi en-aut-mei=Yan kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics Graduate School of Natural Science and Technology Okayama University en-keyword=equivariant real vector bundle kn-keyword=equivariant real vector bundle en-keyword=group action kn-keyword=group action en-keyword=real projective space kn-keyword=real projective space en-keyword=canonical line bundle kn-keyword=canonical line bundle en-keyword=product bundle kn-keyword=product bundle END start-ver=1.4 cd-journal=joma no-vol=55 cd-vols= no-issue=1 article-no= start-page=53 end-page=85 dt-received= dt-revised= dt-accepted= dt-pub-year=2013 dt-pub=201301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE BLOCK APPROXIMATION THEOREM en-subtitle= kn-subtitle= en-abstract= kn-abstract=The block approximation theorem is an extensive general- ization of both the well known weak approximation theorem from valu- ation theory and the density property of global fields in their henseliza- tions. It guarantees the existence of rational points of smooth affine varieties that solve approximation problems of local-global type (see e.g. [HJP07]). The theorem holds for pseudo real closed fields, by [FHV94]. In this paper we prove the block approximation for pseudo-F- closed fields K, where F is an Letale compact family of valuations of K with bounded residue fields (Theorem 4.1). This includes in particular the case of pseudo p-adically closed fields and generalizations of these like the ones considered in [HJP05]. en-copyright= kn-copyright= en-aut-name=HaranDan en-aut-sei=Haran en-aut-mei=Dan kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=JardenMoshe en-aut-sei=Jarden en-aut-mei=Moshe kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=PopFlorian en-aut-sei=Pop en-aut-mei=Florian kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=School of Mathematics, Tel Aviv University affil-num=2 en-affil= kn-affil=School of Mathematics, Tel Aviv University affil-num=3 en-affil= kn-affil=Department of Mathematics, University of Pennsylvania END start-ver=1.4 cd-journal=joma no-vol=56 cd-vols= no-issue=1 article-no= start-page=145 end-page=155 dt-received= dt-revised= dt-accepted= dt-pub-year=2014 dt-pub=201401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE BEST CONSTANT OF Lp SOBOLEV INEQUALITY CORRESPONDING TO DIRICHLET-NEUMANN BOUNDARY VALUE PROBLEM en-subtitle= kn-subtitle= en-abstract= kn-abstract=We have obtained the best constant of the following Lp Sobolev inequality sup 0?y?1| u(j)(y)| ?C ( 01 | u(M)(x)| p dx)1/p , where u is a function satisfying u(M) Lp(0, 1), u(2i)(0) = 0 (0 ?i ? [(M ? 1)/2]) and u(2i+1)(1) = 0 (0 ? i ? [(M ? 2)/2]), where u(i) is the abbreviation of (d/dx)iu(x). In [9], the best constant of the above inequality was obtained for the case of p = 2 and j = 0. This paper extends the result of [9] under the conditions p > 1 and 0 ? j ? M ?1. The best constant is expressed by Bernoulli polynomials. en-copyright= kn-copyright= en-aut-name=YamagishiHiroyuki en-aut-sei=Yamagishi en-aut-mei=Hiroyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=WatanabeKohtaro en-aut-sei=Watanabe en-aut-mei=Kohtaro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=KametakaYoshinori en-aut-sei=Kametaka en-aut-mei=Yoshinori kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Tokyo Metropolitan College of Industrial Technology affil-num=2 en-affil= kn-affil=Department of Computer Science, National Defense Academy affil-num=3 en-affil= kn-affil=Faculty of Engineering Science, Osaka University en-keyword=Lp Sobolev inequality kn-keyword=Lp Sobolev inequality en-keyword=Best constant kn-keyword=Best constant en-keyword=Green function kn-keyword=Green function en-keyword=Reproducing kernel kn-keyword=Reproducing kernel en-keyword=Bernoulli polynomial kn-keyword=Bernoulli polynomial en-keyword=H?lder inequality kn-keyword=H?lder inequality END start-ver=1.4 cd-journal=joma no-vol=52 cd-vols= no-issue=1 article-no= start-page=45 end-page=60 dt-received= dt-revised= dt-accepted= dt-pub-year=2010 dt-pub=201001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=THE BELYI FUNCTIONS AND DESSIN DfENFANTS CORRESPONDING TO THE NON-NORMAL INCLUSIONS OF TRIANGLE GROUPS en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We present the Belyi functions, dessin dfenfants, and monodromy permutations corresponding to the non-normal inclusions of triangle groups.

en-copyright= kn-copyright= en-aut-name=HoshinoKenji en-aut-sei=Hoshino en-aut-mei=Kenji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Department of Mathematics, Faculty of Science, Okayama University END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=99 end-page=118 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Symplectic Invariants Arising from a Grassmann Quotient and Trivalent Graphs en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this paper, we study the sp-invariant graded algebra arising in a specific quotient of a Grassmann algebra, and identify it with an algebra generated by trivalent graphs.

en-copyright= kn-copyright= en-aut-name=AkazawaHiroki en-aut-sei=Akazawa en-aut-mei=Hiroki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Meisei Gakuin High School en-keyword=invariant theory kn-keyword=invariant theory en-keyword=symplectic Lie algebra kn-keyword=symplectic Lie algebra en-keyword=Grassmann algebra kn-keyword=Grassmann algebra en-keyword= trivalent graph. kn-keyword= trivalent graph. END start-ver=1.4 cd-journal=joma no-vol=42 cd-vols= no-issue=1 article-no= start-page=29 end-page=54 dt-received= dt-revised= dt-accepted= dt-pub-year=2000 dt-pub=200001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Symmetry of Almost Hereditary Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=BabaYoshitomo en-aut-sei=Baba en-aut-mei=Yoshitomo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=MikiHiroyuki en-aut-sei=Miki en-aut-mei=Hiroyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Osaka Kyoiku University affil-num=2 en-affil= kn-affil=Osaka City University END start-ver=1.4 cd-journal=joma no-vol=21 cd-vols= no-issue=2 article-no= start-page=91 end-page=113 dt-received= dt-revised= dt-accepted= dt-pub-year=1979 dt-pub=197912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Symmetrische Funktionen. Invarianten von linearen Gruppen endlicher Ordnung en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=BrauerRichard en-aut-sei=Brauer en-aut-mei=Richard kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=45 cd-vols= no-issue=1 article-no= start-page=117 end-page=122 dt-received= dt-revised= dt-accepted= dt-pub-year=2003 dt-pub=200301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Symbols of Pseudodifferential Operators Associated to Gevrey Kernel's Type en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this article, we aim at proving the truthfulness of the inverse Theorem (1) of [5]. More precisely, we associated symbols of Gevrey type to pseudodifferential operators when the latter are given by their kernels.

en-copyright= kn-copyright= en-aut-name=HaziMohammed en-aut-sei=Hazi en-aut-mei=Mohammed kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Ecole Normale SupLerieure, France en-keyword=Symbols of Gevrey kn-keyword=Symbols of Gevrey en-keyword=Kernels kn-keyword=Kernels en-keyword= Pseudo-differential operators. kn-keyword= Pseudo-differential operators. END start-ver=1.4 cd-journal=joma no-vol=64 cd-vols= no-issue=1 article-no= start-page=187 end-page=190 dt-received= dt-revised= dt-accepted= dt-pub-year=2022 dt-pub=202201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Symbolic powers of monomial ideals en-subtitle= kn-subtitle= en-abstract= kn-abstract=Let K be a field and consider the standard grading on A = K[X1, ... ,Xd]. Let I, J be monomial ideals in A. Let In(J) = (In : J) be the nth symbolic power of I with respect to J. It is easy to see that the function fI J (n) = e0(In(J)/In) is of quasi-polynomial type, say of period g and degree c. For n 0 say

fIJ (n) = ac(n)nc + ac?1(n)nc?1 + lower terms,

where for i = 0, ... , c, ai : N Q are periodic functions of period g and ac ≠0. In [4, 2.4] we (together with Herzog and Verma) proved that dim In(J)/In is constant for n 0 and ac(?) is a constant. In this paper we prove that if I is generated by some elements of the same degree and height I ? 2 then ac?1(?) is also a constant. en-copyright= kn-copyright= en-aut-name=PuthenpurakalTony J. en-aut-sei=Puthenpurakal en-aut-mei=Tony J. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= en-keyword=quasi-polynomials kn-keyword=quasi-polynomials en-keyword=monomial ideals kn-keyword=monomial ideals en-keyword=symbolic powers kn-keyword=symbolic powers END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=1 article-no= start-page=73 end-page=97 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198206 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Surgery obstruction of twisted products en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YoshidaTomoyoshi en-aut-sei=Yoshida en-aut-mei=Tomoyoshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=4 cd-vols= no-issue=2 article-no= start-page=143 end-page=173 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195503 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur une classe de fonctions continues de type positif sur un groupe localement compact en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TakenouchiOsamu en-aut-sei=Takenouchi en-aut-mei=Osamu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=2 cd-vols= no-issue=2 article-no= start-page=99 end-page=101 dt-received= dt-revised= dt-accepted= dt-pub-year=1953 dt-pub=195303 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur un Ensemble De Capacit? Nulle et L'infini D'un Potentiel en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NinomiyaNobuyuki en-aut-sei=Ninomiya en-aut-mei=Nobuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=1 article-no= start-page=1 end-page=18 dt-received= dt-revised= dt-accepted= dt-pub-year=1962 dt-pub=196203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur les representations unitaires des groupes de Lie resolubles en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=DixmierJ. en-aut-sei=Dixmier en-aut-mei=J. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit? De Paris END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=2 article-no= start-page=175 end-page=184 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195403 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur les anneaux des fonctions continues ? support compact en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FujiwaraKaichiro en-aut-sei=Fujiwara en-aut-mei=Kaichiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=2 cd-vols= no-issue=1 article-no= start-page=57 end-page=84 dt-received= dt-revised= dt-accepted= dt-pub-year=1952 dt-pub=195210 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur les Espaces Lineaires Localement Convexes en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TakenouchiOsamu en-aut-sei=Takenouchi en-aut-mei=Osamu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=2 cd-vols= no-issue=1 article-no= start-page=41 end-page=48 dt-received= dt-revised= dt-accepted= dt-pub-year=1952 dt-pub=195210 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur le Caract?re Fonctionelle de la Solution du Probléme de Dirichlet en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NinomiyaNobuyuki en-aut-sei=Ninomiya en-aut-mei=Nobuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=7 cd-vols= no-issue=2 article-no= start-page=151 end-page=161 dt-received= dt-revised= dt-accepted= dt-pub-year=1957 dt-pub=195712 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur la facteur-representation d'un groupe de Lie resoluble de type (E) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TakenouchiOsamu en-aut-sei=Takenouchi en-aut-mei=Osamu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=1 cd-vols= no-issue=1 article-no= start-page=167 end-page=176 dt-received= dt-revised= dt-accepted= dt-pub-year=1952 dt-pub=195203 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur deux th?or?mes concernant un ensemble partiellement ordonn? en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=InagakiTakeshi en-aut-sei=Inagaki en-aut-mei=Takeshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=129 end-page=131 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur certaines conditions pour la commutativit?; des anneaux diff?rentiels semi-premiers en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TrzepizurAndrzej en-aut-sei=Trzepizur en-aut-mei=Andrzej kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Universit? de Cracovie END start-ver=1.4 cd-journal=joma no-vol=2 cd-vols= no-issue=1 article-no= start-page=1 end-page=7 dt-received= dt-revised= dt-accepted= dt-pub-year=1952 dt-pub=195210 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sur Une Suite Convergente de Distributions de Masses et Leurs Potentiels Correspondants en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NinomiyaNobuyuki en-aut-sei=Ninomiya en-aut-mei=Nobuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=19 cd-vols= no-issue=2 article-no= start-page=159 end-page=161 dt-received= dt-revised= dt-accepted= dt-pub-year=1977 dt-pub=197706 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Supplements to the previous paper "On separable polynomials of degree 2 in skew polynomial rings" en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NagaharaTakasi en-aut-sei=Nagahara en-aut-mei=Takasi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=12 cd-vols= no-issue=2 article-no= start-page=159 end-page=166 dt-received= dt-revised= dt-accepted= dt-pub-year=1966 dt-pub=196610 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Supplements to the previous paper "Quasi-Galois extensions of simple rings" en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NagaharaTakasi en-aut-sei=Nagahara en-aut-mei=Takasi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=23 cd-vols= no-issue=2 article-no= start-page=137 end-page=139 dt-received= dt-revised= dt-accepted= dt-pub-year=1981 dt-pub=198112 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Supplements to the previous paper "Some commutativity theorems for rings" en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=HonganMotoshi en-aut-sei=Hongan en-aut-mei=Motoshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Tsuyama College of Technology affil-num=3 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=11 cd-vols= no-issue=2 article-no= start-page=159 end-page=163 dt-received= dt-revised= dt-accepted= dt-pub-year=1963 dt-pub=196303 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Supplementary remarks to the previous papers en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NagaharaTakasi en-aut-sei=Nagahara en-aut-mei=Takasi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=KishimotoKazuo en-aut-sei=Kishimoto en-aut-mei=Kazuo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Hokkaido University affil-num=3 en-affil= kn-affil=Hokkaido University END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=2 article-no= start-page=135 end-page=138 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195403 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Supplement to my previous paper "On primary ideal decompositions in non-commutative rings" en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=21 cd-vols= no-issue=2 article-no= start-page=155 end-page=164 dt-received= dt-revised= dt-accepted= dt-pub-year=1979 dt-pub=197912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sums of reciprocals of some multiplicative functions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=RamaiahV. Sita en-aut-sei=Ramaiah en-aut-mei=V. Sita kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=SuryanarayanaD. en-aut-sei=Suryanarayana en-aut-mei=D. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Andhra University affil-num=2 en-affil= kn-affil=Andhra University END start-ver=1.4 cd-journal=joma no-vol=49 cd-vols= no-issue=1 article-no= start-page=37 end-page=52 dt-received= dt-revised= dt-accepted= dt-pub-year=2007 dt-pub=200701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Sums and Partial Sums of Double Power Series associated with the Generalized Zeta Function and Their N-fractional CalculusSums and Partial Sums of Double Power Series associated with the Generalized Zeta Function and Their N-fractional Calculus en-subtitle= kn-subtitle= en-abstract= kn-abstract=

An attempt is made here to introduce and study a pair of double power series associated with the generalized zeta function due to Erd?lyi Φ(x; z; a) together with related sums, integral representations, generating relations and N-fractional calculus. A number of (known and new) results shown to follow as special cases of our theorems.

en-copyright= kn-copyright= en-aut-name=Bin-SaadMaged G. en-aut-sei=Bin-Saad en-aut-mei=Maged G. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Aden University END start-ver=1.4 cd-journal=joma no-vol=34 cd-vols= no-issue=1 article-no= start-page=149 end-page=151 dt-received= dt-revised= dt-accepted= dt-pub-year=1992 dt-pub=199201 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Subrings Containing Ideals en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FeigelstockShalom en-aut-sei=Feigelstock en-aut-mei=Shalom kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Bar-Ilan University END start-ver=1.4 cd-journal=joma no-vol=12 cd-vols= no-issue=1 article-no= start-page=1 end-page=37 dt-received= dt-revised= dt-accepted= dt-pub-year=1963 dt-pub=196312 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Submanifolds in a Riemannian manifold with general connections en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HouhChorng-Shi en-aut-sei=Houh en-aut-mei=Chorng-Shi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tokyo Metropolitan University END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=253 end-page=275 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Submanifolds in a Manifold with General Connections en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=AbeNaoto en-aut-sei=Abe en-aut-mei=Naoto kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=NemotoHiroaki en-aut-sei=Nemoto en-aut-mei=Hiroaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=YamaguchiSeiichi en-aut-sei=Yamaguchi en-aut-mei=Seiichi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Science University affil-num=2 en-affil= kn-affil=Nihon University affil-num=3 en-affil= kn-affil=Science University END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=1 article-no= start-page=53 end-page=71 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198206 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Subgroup SU(8)/Z2 of compact simple Lie group E7 and non-compact simple Lie group E{7(7)} of type E7 en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YokotaIchiro en-aut-sei=Yokota en-aut-mei=Ichiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=29 end-page=34 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure of p-solvable Groups with three p-regular Classes II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NinomiyaYasushi en-aut-sei=Ninomiya en-aut-mei=Yasushi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=105 end-page=131 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure of Semiprime Rings Satisfying Certain Conditions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NishinakaTsunekazu en-aut-sei=Nishinaka en-aut-mei=Tsunekazu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=36 cd-vols= no-issue=1 article-no= start-page=85 end-page=103 dt-received= dt-revised= dt-accepted= dt-pub-year=1994 dt-pub=199401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure of Rings Satisfying Certain Polynomial Identities and Commutativity Theorems en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MogamiIsao en-aut-sei=Mogami en-aut-mei=Isao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tsuyama College of Technology END start-ver=1.4 cd-journal=joma no-vol=40 cd-vols= no-issue=1 article-no= start-page=69 end-page=76 dt-received= dt-revised= dt-accepted= dt-pub-year=1998 dt-pub=199801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure of Minimal Non-Commutative Zero-Insertive Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=XuLiqiong en-aut-sei=Xu en-aut-mei=Liqiong kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=XueWeimin en-aut-sei=Xue en-aut-mei=Weimin kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Fujian Normal University affil-num=2 en-affil= kn-affil=Fujian Normal University END start-ver=1.4 cd-journal=joma no-vol=21 cd-vols= no-issue=2 article-no= start-page=165 end-page=166 dt-received= dt-revised= dt-accepted= dt-pub-year=1979 dt-pub=197912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure and commutativity of rings with constraints on nilpotent elements. II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=Abu-KhuzamHazar en-aut-sei=Abu-Khuzam en-aut-mei=Hazar kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University Of California affil-num=2 en-affil= kn-affil=University Of California END start-ver=1.4 cd-journal=joma no-vol=21 cd-vols= no-issue=1 article-no= start-page=15 end-page=19 dt-received= dt-revised= dt-accepted= dt-pub-year=1979 dt-pub=197906 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Structure and commutativity of rings with constraints on nilpotent elements en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OutcaltDavid L. en-aut-sei=Outcalt en-aut-mei=David L. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University Of California affil-num=2 en-affil= kn-affil=University Of California END start-ver=1.4 cd-journal=joma no-vol=50 cd-vols= no-issue=1 article-no= start-page=113 end-page=125 dt-received= dt-revised= dt-accepted= dt-pub-year=2008 dt-pub=200801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Strong Convergence Theorems for Nonexpansive Mappings by Viscosity Approximation Methods in Banach Spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this paper, we introduce a modified Ishikawa iterative process for a pair of nonexpansive mappings and obtain a strong convergence theorem in the framework of uniformly Banach spaces. Our results improve and extend the recent ones announced by Kim and Xu [T.H. Kim, H.K. Xu, Strong convergence of modified Mann iterations, Nonlinear Anal. 61 (2005) 51-60], Xu [H.K. Xu, Viscosity approximation methods for nonexpansive mappings. J. Math. Anal. Appl. 298 (2004) 279-291] and some others.

en-copyright= kn-copyright= en-aut-name=QinXiaolong en-aut-sei=Qin en-aut-mei=Xiaolong kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=SuYongfu en-aut-sei=Su en-aut-mei=Yongfu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=WuChangqun en-aut-sei=Wu en-aut-mei=Changqun kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Tianjin Polytechnic University affil-num=2 en-affil= kn-affil=Tianjin Polytechnic University affil-num=3 en-affil= kn-affil=Henan University en-keyword=Nonexpansive map; Iteration scheme; Sunny and nonexpansive retraction; viscosity method kn-keyword=Nonexpansive map; Iteration scheme; Sunny and nonexpansive retraction; viscosity method END start-ver=1.4 cd-journal=joma no-vol=37 cd-vols= no-issue=1 article-no= start-page=205 end-page=217 dt-received= dt-revised= dt-accepted= dt-pub-year=1995 dt-pub=199501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Stratified Poisson Spaces and Reduction en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YamanishiSeiki en-aut-sei=Yamanishi en-aut-mei=Seiki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Mizushima Office END start-ver=1.4 cd-journal=joma no-vol=48 cd-vols= no-issue=1 article-no= start-page=9 end-page=20 dt-received= dt-revised= dt-accepted= dt-pub-year=2006 dt-pub=200601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Stickelberger Ideals and Normal Bases of Rings of p-integers en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=IchimuraHumio en-aut-sei=Ichimura en-aut-mei=Humio kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Ibaraki University END start-ver=1.4 cd-journal=joma no-vol=60 cd-vols= no-issue=1 article-no= start-page=73 end-page=89 dt-received= dt-revised= dt-accepted= dt-pub-year=2018 dt-pub=201801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Stable splittings of the complex connective K-theory of BSO(2n+1) en-subtitle= kn-subtitle= en-abstract= kn-abstract=We give the stable splittings of the complex connective K-theory of the classifying space BSO(2n + 1), n?1. en-copyright= kn-copyright= en-aut-name=WuTsung-Hsuan en-aut-sei=Wu en-aut-mei=Tsung-Hsuan kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Department of Mathematics National Tsing Hua University kn-affil= en-keyword=stable splitting kn-keyword=stable splitting en-keyword=complex connective K-theory kn-keyword=complex connective K-theory en-keyword=classifying space kn-keyword=classifying space en-keyword=Adams spectral sequence kn-keyword=Adams spectral sequence END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=147 end-page=158 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Stable Self-homotopy Groups of Complex Projective Plane en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We compute the stable homotopy group Gk(CP2) = ΣkCP2,CP2} of the complex projective plane CP2 for k ≤ 20 by using the exact sequence associated with canonical cofiber sequence and Toda bracket.

en-copyright= kn-copyright= en-aut-name=OmaeShinichiro en-aut-sei=Omae en-aut-mei=Shinichiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University en-keyword=stable homotopy group kn-keyword=stable homotopy group en-keyword=complex projective plane kn-keyword=complex projective plane en-keyword= Toda bracket. kn-keyword= Toda bracket. END start-ver=1.4 cd-journal=joma no-vol=43 cd-vols= no-issue=1 article-no= start-page=31 end-page=42 dt-received= dt-revised= dt-accepted= dt-pub-year=2001 dt-pub=200101 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Stable Module Theory with Kernels en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KatoKiriko en-aut-sei=Kato en-aut-mei=Kiriko kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Osaka Womenfs University END start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=1 article-no= start-page=63 end-page=98 dt-received= dt-revised= dt-accepted= dt-pub-year=1959 dt-pub=195912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Spectral theory of operator algebras I en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TomitaMinoru en-aut-sei=Tomita en-aut-mei=Minoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=10 cd-vols= no-issue=1 article-no= start-page=19 end-page=60 dt-received= dt-revised= dt-accepted= dt-pub-year=1960 dt-pub=196010 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Spectral theory of operator algebras II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TomitaMinoru en-aut-sei=Tomita en-aut-mei=Minoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=1 article-no= start-page=89 end-page=94 dt-received= dt-revised= dt-accepted= dt-pub-year=1953 dt-pub=195310 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some theorems on a system of matrices and a geometrical application en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OtsukiTominosuke en-aut-sei=Otsuki en-aut-mei=Tominosuke kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=20 cd-vols= no-issue=2 article-no= start-page=141 end-page=149 dt-received= dt-revised= dt-accepted= dt-pub-year=1978 dt-pub=197810 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some studies on strongly -regular rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Hiroshima University END start-ver=1.4 cd-journal=joma no-vol=27 cd-vols= no-issue=1 article-no= start-page=53 end-page=70 dt-received= dt-revised= dt-accepted= dt-pub-year=1985 dt-pub=198501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some studies on generalized p.p. rings and hereditary rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=?horiMasayuki en-aut-sei=?hori en-aut-mei=Masayuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=2 article-no= start-page=109 end-page=119 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195403 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some studies on Frobenius algebras, II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=OsimaMasaru en-aut-sei=Osima en-aut-mei=Masaru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=13 cd-vols= no-issue=2 article-no= start-page=111 end-page=118 dt-received= dt-revised= dt-accepted= dt-pub-year=1968 dt-pub=196811 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some results on normal bases en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=19 cd-vols= no-issue=2 article-no= start-page=101 end-page=110 dt-received= dt-revised= dt-accepted= dt-pub-year=1977 dt-pub=197706 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some results on H-Azumaya algebras en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NakajimaAtsushi en-aut-sei=Nakajima en-aut-mei=Atsushi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=4 cd-vols= no-issue=2 article-no= start-page=135 end-page=141 dt-received= dt-revised= dt-accepted= dt-pub-year=1955 dt-pub=195503 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on -regular rings of bounded index en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=1 article-no= start-page=29 end-page=34 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198306 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on weakly regular modules en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MabuchiTsuguo en-aut-sei=Mabuchi en-aut-mei=Tsuguo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Ichioka Senior High School affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=2 article-no= start-page=133 end-page=138 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198312 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on the set of idempotents and the set of elements square zero en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=15 cd-vols= no-issue=2 article-no= start-page=129 end-page=135 dt-received= dt-revised= dt-accepted= dt-pub-year=1972 dt-pub=197210 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on the bimodule structure of Galois extensions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KayaArif en-aut-sei=Kaya en-aut-mei=Arif kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Ege University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=1 article-no= start-page=13 end-page=17 dt-received= dt-revised= dt-accepted= dt-pub-year=1959 dt-pub=195912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on strictly Galois extensions of simple rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NobusawaNobuo en-aut-sei=Nobusawa en-aut-mei=Nobuo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Osaka University affil-num=2 en-affil= kn-affil=Hokkaido University END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=2 article-no= start-page=139 end-page=142 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195403 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on radical ideals en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=2 article-no= start-page=139 end-page=143 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198312 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on normal classes of semiprime rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HonganMotoshi en-aut-sei=Hongan en-aut-mei=Motoshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tsuyama College of Technology END start-ver=1.4 cd-journal=joma no-vol=14 cd-vols= no-issue=2 article-no= start-page=123 end-page=128 dt-received= dt-revised= dt-accepted= dt-pub-year=1970 dt-pub=197012 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on invariant subrings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=MotoseKaoru en-aut-sei=Motose en-aut-mei=Kaoru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Shinshu University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=3 cd-vols= no-issue=2 article-no= start-page=129 end-page=133 dt-received= dt-revised= dt-accepted= dt-pub-year=1954 dt-pub=195403 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on homotopy groups of rotation groups en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SugawaraMasahiro en-aut-sei=Sugawara en-aut-mei=Masahiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=8 cd-vols= no-issue=2 article-no= start-page=125 end-page=131 dt-received= dt-revised= dt-accepted= dt-pub-year=1958 dt-pub=195812 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on homotopy equivalences and H-spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SugawaraMasahiro en-aut-sei=Sugawara en-aut-mei=Masahiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil= END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=1 article-no= start-page=15 end-page=19 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198206 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on bisimple rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=14 cd-vols= no-issue=1 article-no= start-page=53 end-page=57 dt-received= dt-revised= dt-accepted= dt-pub-year=1969 dt-pub=196911 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on asymptotes in a metric space en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HagiwaraShigekazu en-aut-sei=Hagiwara en-aut-mei=Shigekazu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Fukui Technological College END start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=1 article-no= start-page=13 end-page=17 dt-received= dt-revised= dt-accepted= dt-pub-year=1959 dt-pub=195912 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some remarks on Galois extensions of division rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NagaharaTakasi en-aut-sei=Nagahara en-aut-mei=Takasi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=1 article-no= start-page=7 end-page=13 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198206 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some polynomial identities and commutativity of s-unital rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=KobayashiYuji en-aut-sei=Kobayashi en-aut-mei=Yuji kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Tokushima University affil-num=3 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=24 cd-vols= no-issue=2 article-no= start-page=111 end-page=115 dt-received= dt-revised= dt-accepted= dt-pub-year=1982 dt-pub=198212 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some polynomial identities and commutativity of s-unital rings. II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University affil-num=3 en-affil= kn-affil=University of California END start-ver=1.4 cd-journal=joma no-vol=29 cd-vols= no-issue=1 article-no= start-page=179 end-page=183 dt-received= dt-revised= dt-accepted= dt-pub-year=1987 dt-pub=198701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some periodicity conditions for rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=BellHoward E. en-aut-sei=Bell en-aut-mei=Howard E. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Brock University affil-num=2 en-affil= kn-affil=University Of California END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=43 end-page=48 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some p-Galois extensions of commutative rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=SanemasaMitsuru en-aut-sei=Sanemasa en-aut-mei=Mitsuru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=30 cd-vols= no-issue=1 article-no= start-page=121 end-page=149 dt-received= dt-revised= dt-accepted= dt-pub-year=1988 dt-pub=198801 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some new cryptosystems based on feedback shift register sequences en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=NiederreiterHarald en-aut-sei=Niederreiter en-aut-mei=Harald kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Austrian Academy of Sciences END start-ver=1.4 cd-journal=joma no-vol=27 cd-vols= no-issue=1 article-no= start-page=217 end-page=220 dt-received= dt-revised= dt-accepted= dt-pub-year=1985 dt-pub=198501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some integral formulas for Riemannian manifolds en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YawataMakoto en-aut-sei=Yawata en-aut-mei=Makoto kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Chiba Institute of Technology END start-ver=1.4 cd-journal=joma no-vol=14 cd-vols= no-issue=1 article-no= start-page=69 end-page=81 dt-received= dt-revised= dt-accepted= dt-pub-year=1969 dt-pub=196911 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some generalizations of duality theorems in mathematical programming problems en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YamasakiMaretsugu en-aut-sei=Yamasaki en-aut-mei=Maretsugu kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=59 cd-vols= no-issue=1 article-no= start-page=21 end-page=25 dt-received= dt-revised= dt-accepted= dt-pub-year=2017 dt-pub=201701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some examples of non-tidy spaces en-subtitle= kn-subtitle= en-abstract= kn-abstract=We construct a free Z2-space Xn for a positive integer n such that w1(Xn)n ≠ 0 but there is no Z2-map from S2 to Xn. en-copyright= kn-copyright= en-aut-name=MatsushitaTakahiro en-aut-sei=Matsushita en-aut-mei=Takahiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil=Graduate School of Mathematical Sciences, The University of Tokyo kn-affil= END start-ver=1.4 cd-journal=joma no-vol=28 cd-vols= no-issue=1 article-no= start-page=97 end-page=100 dt-received= dt-revised= dt-accepted= dt-pub-year=1986 dt-pub=198601 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some conditions for commutativity of rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=23 cd-vols= no-issue=1 article-no= start-page=37 end-page=39 dt-received= dt-revised= dt-accepted= dt-pub-year=1981 dt-pub=198106 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity theorems for n-torsion free rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=PsomopoulosEvagelos en-aut-sei=Psomopoulos en-aut-mei=Evagelos kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=University of Thessaloniki affil-num=2 en-affil= kn-affil=Okayama University affil-num=3 en-affil= kn-affil=University of California END start-ver=1.4 cd-journal=joma no-vol=23 cd-vols= no-issue=1 article-no= start-page=7 end-page=11 dt-received= dt-revised= dt-accepted= dt-pub-year=1981 dt-pub=198106 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity theorems for semi-prime rings. II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=HonganMotoshi en-aut-sei=Hongan en-aut-mei=Motoshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Tsuyama College of Technology affil-num=3 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=101 end-page=108 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity theorems for prime rings with derivations and differentially semiprime rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiranoYasuyuki en-aut-sei=Hirano en-aut-mei=Yasuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=26 cd-vols= no-issue=1 article-no= start-page=133 end-page=136 dt-received= dt-revised= dt-accepted= dt-pub-year=1984 dt-pub=198401 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity results for rings with certain polynomial identities en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=YaminiAmir H. en-aut-sei=Yamini en-aut-mei=Amir H. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tehran Polytechnic END start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=2 article-no= start-page=173 end-page=179 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198312 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity properties for rings. II en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=University Of California END start-ver=1.4 cd-journal=joma no-vol=25 cd-vols= no-issue=1 article-no= start-page=81 end-page=86 dt-received= dt-revised= dt-accepted= dt-pub-year=1983 dt-pub=198306 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity properties for rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=YaqubAdil en-aut-sei=Yaqub en-aut-mei=Adil kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=University Of California END start-ver=1.4 cd-journal=joma no-vol=29 cd-vols= no-issue=1 article-no= start-page=191 end-page=192 dt-received= dt-revised= dt-accepted= dt-pub-year=1987 dt-pub=198701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some commutativity conditions en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=TominagaHisao en-aut-sei=Tominaga en-aut-mei=Hisao kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=27 cd-vols= no-issue=1 article-no= start-page=135 end-page=146 dt-received= dt-revised= dt-accepted= dt-pub-year=1985 dt-pub=198501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some arithmetical properties on 2~2 integral matrices en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FunakuraTakeo en-aut-sei=Funakura en-aut-mei=Takeo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=MorimotoNobuaki en-aut-sei=Morimoto en-aut-mei=Nobuaki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University of Science affil-num=2 en-affil= kn-affil=Tosa Women's High School END start-ver=1.4 cd-journal=joma no-vol=19 cd-vols= no-issue=2 article-no= start-page=111 end-page=119 dt-received= dt-revised= dt-accepted= dt-pub-year=1977 dt-pub=197706 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some applications of the character analogue of the Poisson summation formula en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=KanoTakeshi en-aut-sei=Kano en-aut-mei=Takeshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University END start-ver=1.4 cd-journal=joma no-vol=35 cd-vols= no-issue=1 article-no= start-page=17 end-page=28 dt-received= dt-revised= dt-accepted= dt-pub-year=1993 dt-pub=199301 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Torsion-free Subgroups in Group Rings en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FurukawaT?ru en-aut-sei=Furukawa en-aut-mei=T?ru kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Sanyo Gakuen Junior College END start-ver=1.4 cd-journal=joma no-vol=42 cd-vols= no-issue=1 article-no= start-page=83 end-page=88 dt-received= dt-revised= dt-accepted= dt-pub-year=2000 dt-pub=200001 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Toda Bracket in πs26(S0) en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=HiratoYoshihiro en-aut-sei=Hirato en-aut-mei=Yoshihiro kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=MukaiJuno en-aut-sei=Mukai en-aut-mei=Juno kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=Okayama University affil-num=2 en-affil= kn-affil=Shinshu University END start-ver=1.4 cd-journal=joma no-vol=16 cd-vols= no-issue=1 article-no= start-page=1 end-page=9 dt-received= dt-revised= dt-accepted= dt-pub-year=1973 dt-pub=197309 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Riemannian manifolds admitting a concircular scalar field en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=FujiiMasami en-aut-sei=Fujii en-aut-mei=Masami kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tsuyama Technical college END start-ver=1.4 cd-journal=joma no-vol=31 cd-vols= no-issue=1 article-no= start-page=9 end-page=23 dt-received= dt-revised= dt-accepted= dt-pub-year=1989 dt-pub=198901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Results on the Weak Normalization of an Integral Domain en-subtitle= kn-subtitle= en-abstract= kn-abstract= en-copyright= kn-copyright= en-aut-name=DobbsDavid E. en-aut-sei=Dobbs en-aut-mei=David E. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=FontanaMarco en-aut-sei=Fontana en-aut-mei=Marco kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= affil-num=1 en-affil= kn-affil=University of Tennessee affil-num=2 en-affil= kn-affil=Universit? di Roma,"La Sapienza" END start-ver=1.4 cd-journal=joma no-vol=41 cd-vols= no-issue=1 article-no= start-page=121 end-page=136 dt-received= dt-revised= dt-accepted= dt-pub-year=1999 dt-pub=199901 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Results on Littlewood's Problem and Orlicz's Problem en-subtitle= kn-subtitle= en-abstract= kn-abstract=

We give a concrete example to the known problem of Littlewood by applying the stationary phase ( or saddle point ) method.We also give a trigonometric series which is not Borel summable and not a Fourier series. The result is an affirmative answer to Orliczfs problem.

en-copyright= kn-copyright= en-aut-name=GotoKazuo en-aut-sei=Goto en-aut-mei=Kazuo kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Tottori University en-keyword=Littlewood kn-keyword=Littlewood en-keyword=Orlicz kn-keyword=Orlicz en-keyword=Fourie series kn-keyword=Fourie series en-keyword=Borel series kn-keyword=Borel series en-keyword=saddlepoint method kn-keyword=saddlepoint method en-keyword= exponential sum. kn-keyword= exponential sum. END start-ver=1.4 cd-journal=joma no-vol=49 cd-vols= no-issue=1 article-no= start-page=59 end-page=64 dt-received= dt-revised= dt-accepted= dt-pub-year=2007 dt-pub=200701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Results on (,)-Lie Ideals en-subtitle= kn-subtitle= en-abstract= kn-abstract=

In this note we give some basic results on one sided(σ,τ)-Lie ideals of prime rings with characteristic not 2.

en-copyright= kn-copyright= en-aut-name=G?venEvrim en-aut-sei=G?ven en-aut-mei=Evrim kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=KayaKazim en-aut-sei=Kaya en-aut-mei=Kazim kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=Soyt?rkMuharrem en-aut-sei=Soyt?rk en-aut-mei=Muharrem kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= affil-num=1 en-affil= kn-affil=Kocaeli University affil-num=2 en-affil= kn-affil=?anakkale Onsekiz Mart University affil-num=3 en-affil= kn-affil=Kocaeli University en-keyword=Prime ring kn-keyword=Prime ring en-keyword= (sigma kn-keyword= (sigma en-keyword=tau)-LIe ideal kn-keyword=tau)-LIe ideal en-keyword= (sigma kn-keyword= (sigma en-keyword=tau)-derivation kn-keyword=tau)-derivation END start-ver=1.4 cd-journal=joma no-vol=49 cd-vols= no-issue=1 article-no= start-page=185 end-page=196 dt-received= dt-revised= dt-accepted= dt-pub-year=2007 dt-pub=200701 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Questions on the Ideal Class Group of Imaginary Abelian Fields en-subtitle= kn-subtitle= en-abstract= kn-abstract=

Let k be an imaginary quadratic field. Assume that the class number of k is exactly an odd prime number p, and p splits into two distinct primes in k. Then it is known that a prime ideal lying above p is not principal. In the present paper, we shall consider a question whether a similar result holds when the class number of k is 2p. We also consider an analogous question for the case that k is an imaginary quartic abelian field.

en-copyright= kn-copyright= en-aut-name=ItohTsuyoshi en-aut-sei=Itoh en-aut-mei=Tsuyoshi kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Ritsumeikan University en-keyword=Ideal class group kn-keyword=Ideal class group END start-ver=1.4 cd-journal=joma no-vol=47 cd-vols= no-issue=1 article-no= start-page=193 end-page=202 dt-received= dt-revised= dt-accepted= dt-pub-year=2005 dt-pub=200501 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Some Metric Invariants of Spheres and Alexandrov Spaces II en-subtitle= kn-subtitle= en-abstract= kn-abstract=

A metric invariant ak is defined, and we have that ak(X) ≤ ak(Sn) holds in an Alexandrov space X with curvature ≥ 1([So]). And the borderline case when a2p-1(X) = a2p-1(Sn) and ak(Sn) are studied.

en-copyright= kn-copyright= en-aut-name=SochiNobuyuki en-aut-sei=Sochi en-aut-mei=Nobuyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= affil-num=1 en-affil= kn-affil=Okayama University en-keyword=Metric Invariants kn-keyword=Metric Invariants en-keyword=Alexandrov Spaces kn-keyword=Alexandrov Spaces en-keyword=Spheres kn-keyword=Spheres en-keyword=Borderline Cases kn-keyword=Borderline Cases END