"Hiroaki;Okamoto|Julie;Grosen|Hiroaki;Komatsu|","Some Generalizations of Boolean Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","125","133","","","","http://eprints.lib.okayama-u.ac.jp/33227","" "Yasuyuki;Hirano|Jae Keol;Park|","On Commutative Rings over which all Semiprime Finitely Generated Algebras are Separable","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","73","77","","","","http://eprints.lib.okayama-u.ac.jp/33228","" "Karl-H.;Ulbrich|","On Galois H-Dimodule Algebras","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","79","84","","","","http://eprints.lib.okayama-u.ac.jp/33229","" "Kent R.;Fuller|Weimin;Xue|","On Hereditary Artinian Rings and Azumaya's Exactness Condition","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","141","151","","","","http://eprints.lib.okayama-u.ac.jp/33230","" "Hiroaki;Komatsu|Hisao;Tominaga|","Some Decomposition Theorems for Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","93","99","","","","http://eprints.lib.okayama-u.ac.jp/33231","" "Hubert;Tietz|","Tauberian Theorems of Jp → Mp-Type","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","221","225","","","","http://eprints.lib.okayama-u.ac.jp/33232","" "Kiyoichi;Oshiro|","On Harada Rings. II","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","179","188","","","","http://eprints.lib.okayama-u.ac.jp/33233","" "Jonathan S.;Golan|","Separated Sets of Torsion Theories","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","153","159","","","","http://eprints.lib.okayama-u.ac.jp/33234","" "David E.;Dobbs|Marco;Fontana|","Some Results on the Weak Normalization of an Integral Domain","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","9","23","","","","http://eprints.lib.okayama-u.ac.jp/33235","" "Howard E.;Bell|Steve;Ligh|","Some Decomposition Theorems for Periodic Rings and Near-Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","93","99","","","","http://eprints.lib.okayama-u.ac.jp/33236","" "Hasan;Al-Ezeh|","On Generalized PF-Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","25","29","","","","http://eprints.lib.okayama-u.ac.jp/33237","" "Isao;Kikumasa|Takasi;Nagahara|Kazuo;Kishimoto|","On Primitive Elements of Galois Extensions of Commutative Semi-Local Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","31","55","","","","http://eprints.lib.okayama-u.ac.jp/33238","" "Werner Georg;Nowak|Winfried;Recknagel|","The Distribution of Pythagorean Triples and a Three-Dimensional Divisor Problem","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","213","220","","","","http://eprints.lib.okayama-u.ac.jp/33239","" "Walter;Streb|","Zur Struktur Nichtkommutativer Ringe","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","135","140","","","","http://eprints.lib.okayama-u.ac.jp/33240","" "Kiyoichi;Oshiro|","On Harada Rings. I","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","161","178","","","","http://eprints.lib.okayama-u.ac.jp/33241","" "Michael A.;Filaseta|David R.;Richman|","Sets Which Contain a Quadratic Residue Modulo p for Almost All p","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","1","8","","","","http://eprints.lib.okayama-u.ac.jp/33242","" "Hiroaki;Komatsu|Hisao;Tominaga|","Chacron's Condition and Commutativity Theorems","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","101","120","","","","http://eprints.lib.okayama-u.ac.jp/33243","" "Yoshimi;Kitamura|","A Note on Fixed Rings","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","85","91","","","","http://eprints.lib.okayama-u.ac.jp/33244","" "Isao;Kiuchi|","Asymptotic Behavior of a Certain Multiplicative Function","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","207","212","","","","http://eprints.lib.okayama-u.ac.jp/33245","" "Isao;Kikumasa|","On Primitive Elements of Galois Extensions of Commutative Semi-Local Rings II","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","31","55","","","","http://eprints.lib.okayama-u.ac.jp/33246","" "Kiyoichi;Oshiro|Kazuo;Shigenaga|","On H-Rings with Homogeneous Socles","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","189","196","","","","http://eprints.lib.okayama-u.ac.jp/33247","" "Mitsunori;Imaoka|","The A-Cohomology of the Stunted Quaternionic (Quasi-)projective Spaces","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","197","206","","","","http://eprints.lib.okayama-u.ac.jp/33248","" "Stanley S.;Page|","FQF-3 rings","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","79","91","","","","http://eprints.lib.okayama-u.ac.jp/33545","" "Yasuyuki;Hirano|Hisao;Tominaga|Adil;Yaqub|","On rings in which every element is uniquely expressible as a sum of a nilpotent element and a certain potent element","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","33","40","","","","http://eprints.lib.okayama-u.ac.jp/33546","" "Andrzej;Trzepizur|","A commutativity theorem for semiprime rings with constraints involving a derivation","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","41","44","","","","http://eprints.lib.okayama-u.ac.jp/33547","" "Harald;Niederreiter|","Some new cryptosystems based on feedback shift register sequences","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","121","149","","","","http://eprints.lib.okayama-u.ac.jp/33548","" "Masayuki;Ôhori|","Chain conditions and quotient rings of p.p. rings","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","71","78","","","","http://eprints.lib.okayama-u.ac.jp/33549","" "Tomio;Inada|","An elementary proof of a theorem of Margulis for Kleinian groups","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","177","186","","","","http://eprints.lib.okayama-u.ac.jp/33550","" "Michikazu;Fujii|","Bordism theory with reality and duality theorem of Poincaré type","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","151","160","","","","http://eprints.lib.okayama-u.ac.jp/33551","" "Sadi;Abu-Saymeh|","Higher derivations of algebraic function fields","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","5","12","","","","http://eprints.lib.okayama-u.ac.jp/33552","" "Mamoru;Kutami|","Projective modules over regular rings of bounded index","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","53","62","","","","http://eprints.lib.okayama-u.ac.jp/33553","" "Yoshimi;Kitamura|","Fixed rings of simple rings","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","21","24","","","","http://eprints.lib.okayama-u.ac.jp/33555","" "Harald;Niederreiter|","The serial test for digital k-step pseudorandom numbers","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","93","119","","","","http://eprints.lib.okayama-u.ac.jp/33556","" "Michikazu;Fujii|","Operations associated with the G-equivariant unitary cobordism theory","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","161","175","","","","http://eprints.lib.okayama-u.ac.jp/33557","" "David E.;Dobbs|","A note on universally going-down","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","1","4","","","","http://eprints.lib.okayama-u.ac.jp/33558","" "Nobuo;Nobusawa|","Correspondences of modules over a Morita ring","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","63","70","","","","http://eprints.lib.okayama-u.ac.jp/33559","" "Shigeru;Kobayashi|","On regular rings whose cyclic faithful modules are generator","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","45","52","","","","http://eprints.lib.okayama-u.ac.jp/33560","" "Y.;Hirano|H.;Komatsu|H.;Tominaga|A.;Yaqub|","On rings satisfying the identity X^{2k} = X^k","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","25","31","","","","http://eprints.lib.okayama-u.ac.jp/33561","" "P.;Bueken|L.;Vanhecke|","Harmonic reflections on Sasakian manifolds","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","187","197","","","","http://eprints.lib.okayama-u.ac.jp/33562","" "Tominosuke;Otsuki|","Singular point sets of a general connection and black holes","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","199","211","","","","http://eprints.lib.okayama-u.ac.jp/33563","" "Jerzy;Matczuk|","Extended centroids of skew polynomial rings","Mathematical Journal of Okayama University","0030-1566","1988-01","30","1","13","20","","","","http://eprints.lib.okayama-u.ac.jp/33554","" "Nobuhiro;Innami|","An extension of a theorem of D. Gromoll and J. A. Wolf","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","245","248","","","","http://eprints.lib.okayama-u.ac.jp/33259","" "Nobuo;Nobusawa|","On Morita pairs of rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","153","158","","","","http://eprints.lib.okayama-u.ac.jp/33260","" "Isao;Kikumasa|Takasi;Nagahara|","Primitive elements of cyclic extensions of commutative rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","91","102","","","","http://eprints.lib.okayama-u.ac.jp/33261","" "Hiroaki;Okamoto|Hiroaki;Komatsu|Shûichi;Ikehata|","On H-separable extensions in Azumaya algebras","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","103","107","","","","http://eprints.lib.okayama-u.ac.jp/33262","" "Kazuo;Shigenaga|","On the complement class to the torsion theory","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","167","171","","","","http://eprints.lib.okayama-u.ac.jp/33263","" "Shoji;Kyuno|Mi-Soo B.;Smith|Nobuo;Nobusawa|","Closed ideals in non-unital matrix rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","147","152","","","","http://eprints.lib.okayama-u.ac.jp/33264","" "Akie;Tamamura|Susumu;Kôno|","On the KO-cohomologies of the stunted lens spaces","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","233","244","","","","http://eprints.lib.okayama-u.ac.jp/33265","" "Yasuyuki;Hirano|Adil;Yaqub|","Rings satisfying the identity (X-X^n)(Y-Y^n) = 0","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","185","189","","","","http://eprints.lib.okayama-u.ac.jp/33266","" "Nurcan;Argaç|Arif;Kaya|Alev;Kisir|","(σ, τ)-derivations in prime rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","173","177","","","","http://eprints.lib.okayama-u.ac.jp/33267","" "Yasushi;Ninomiya|","On the Loewy structure of the projective indecomposable modules for a 3-solvable group I","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","11","51","","","","http://eprints.lib.okayama-u.ac.jp/33268","" "Miguel;Ferrero|","Radicals of skew polynomial rings and skew Laurent polynomial rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","119","126","","","","http://eprints.lib.okayama-u.ac.jp/33269","" "Yasushi;Ninomiya|","On the Loewy structure of the projective indecomposable modules for a 3-solvable group II","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","53","75","","","","http://eprints.lib.okayama-u.ac.jp/33270","" "Takao;Sumiyama|","On cohomology of groups in finite local rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","77","81","","","","http://eprints.lib.okayama-u.ac.jp/33271","" "Yasuji;Takahashi|Yoshiaki;Okazaki|","On some properties of Gaussian covariance operators in Banach spaces","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","221","232","","","","http://eprints.lib.okayama-u.ac.jp/33272","" "Yoshiki;Kurata|Ming-Ting;Chen|","On the double centralizer of the injective hull relative to a torsion theory","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","159","165","","","","http://eprints.lib.okayama-u.ac.jp/33273","" "Howard E.;Bell|Adil;Yaqub|","Some periodicity conditions for rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","179","183","","","","http://eprints.lib.okayama-u.ac.jp/33274","" "Noboru;Ito|Machio;Tadokoro|","On SD graphs. I","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","1","9","","","","http://eprints.lib.okayama-u.ac.jp/33275","" "Takeshi;Sumioka|","On artinian rings of right local type","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","127","146","","","","http://eprints.lib.okayama-u.ac.jp/33276","" "Atsushi;Nakajima|","On Hopf Galois extensions, Azumaya algebras and skew polynomial rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","109","117","","","","http://eprints.lib.okayama-u.ac.jp/33277","" "Masumi;Nakajima|","The Taylor coefficients of ζ(s), (s-1)ζ(s) and (z/(1-z))ζ(1/(1-z))","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","207","219","","","","http://eprints.lib.okayama-u.ac.jp/33278","" "Sadi;Abu-Saymeh|Masatoshi;Ikeda|","On the higher derivations of communitive rings","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","83","90","","","","http://eprints.lib.okayama-u.ac.jp/33279","" "Hisao;Tominaga|","Some commutativity conditions","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","191","192","","","","http://eprints.lib.okayama-u.ac.jp/33280","" "Isao;Kiuchi|","On an exponential sam involving the arithmetic function σa(n)","Mathematical Journal of Okayama University","0030-1566","1987-01","29","1","193","205","","","","http://eprints.lib.okayama-u.ac.jp/33281","" "Koji;Abe|","The classification of homogeneous structures on 3-dimensional space forms","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","173","189","","","","http://escholarship.lib.okayama-u.ac.jp/33931","" "Hisao;Tominaga|","Some conditions for commutativity of rings","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","97","100","","","","http://escholarship.lib.okayama-u.ac.jp/33932","" "Nobuhiro;Innami|","Families of geodesics which distinguish flat tori","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","207","217","","","","http://escholarship.lib.okayama-u.ac.jp/33933","" "Carl;Faith|","Cozzens domains are hereditary","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","37","39","","","","http://escholarship.lib.okayama-u.ac.jp/33934","" "Victor P.;Camillo|Kent R.;Fuller|Joel K.;Haack|","On Azumaya's exact rings","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","41","51","","","","http://escholarship.lib.okayama-u.ac.jp/33935","" "Walter;Streb|","On commutativity conditions for rings","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","105","108","","","","http://escholarship.lib.okayama-u.ac.jp/33936","" "Kenji;Hokama|Susumu;Kôno|","On the fixed point set of S¹-actions on the space whose rational cohomology ring is generated by elements of degree 2","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","191","206","","","","http://escholarship.lib.okayama-u.ac.jp/33937","" "Hiroaki;Komatsu|Hisao;Tominaga|","On commutativity of s-unital rings","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","105","108","","","","http://escholarship.lib.okayama-u.ac.jp/33938","" "Ryotaro;Sato|","Identification of the ratio ergodic limit for an invertible positive isometry on L1","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","165","171","","","","http://escholarship.lib.okayama-u.ac.jp/33939","" "Yasuyuki;Hirano|Isao;Mogami|","On restricted anti-Hopfian modules","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","119","131","","","","http://escholarship.lib.okayama-u.ac.jp/33940","" "Andrzej;Trzepizur|","Derivations algebriques sur un ideal dans les anneaux semi-premiers","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","109","113","","","","http://escholarship.lib.okayama-u.ac.jp/33941","" "Andrzej;Nowicki|Kazuo;Kishimoto|Takasi;Nagahara|","On some Cohen-Macaulay subsets of a partially ordered abelian group","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","7","13","","","","http://escholarship.lib.okayama-u.ac.jp/33942","" "Kentaro;Murata|","A ring topology based on submodules over an Asano order of a ring","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","61","64","","","","http://escholarship.lib.okayama-u.ac.jp/33943","" "Kazuo;Kishimoto|","Notes on biquadratic cyclic extensions of a commutative ring","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","15","20","","","","http://escholarship.lib.okayama-u.ac.jp/33944","" "Antonio A.;Blanco-Ferro|Miguel A.;Lopez Lopez|","The group of Galois H-dimodule algebras","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","21","27","","","","http://escholarship.lib.okayama-u.ac.jp/33945","" "Ryotaro;Sato|","A remark on the ergodic Hilbert transform","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","159","163","","","","http://escholarship.lib.okayama-u.ac.jp/33946","" "Howard E.;Bell|Hisao;Tominaga|","On periodic rings and related rings","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","101","103","","","","http://escholarship.lib.okayama-u.ac.jp/33947","" "Yasuyuki;Hirano|Hiroaki;Komatsu|Isao;Mogami|","On Jacobson's conjecture","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","115","118","","","","http://escholarship.lib.okayama-u.ac.jp/33948","" "Noboru;Ito|","A characterization of quadratic residue codes","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","1","5","","","","http://escholarship.lib.okayama-u.ac.jp/33949","" "Hiroaki;Komatsu|","The category of s-unital modules","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","65","91","","","","http://escholarship.lib.okayama-u.ac.jp/33950","" "Goro;Azumaya|","An algebraic proof of a theorem of Warfield on algebraically compact modules","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","53","60","","","","http://escholarship.lib.okayama-u.ac.jp/33951","" "Don;Redmond|","An O theorem for a class of Dirichlet series","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","151","158","","","","http://escholarship.lib.okayama-u.ac.jp/33952","" "Lindsay N.;Childs|","Products of Galois objects and the Picard invariant map","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","29","36","","","","http://escholarship.lib.okayama-u.ac.jp/33953","" "Mohamed F.;Yousif|","SI-modules","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","133","146","","","","http://escholarship.lib.okayama-u.ac.jp/33954","" "Shoji;Kyuno|","Equivalence of module categories","Mathematical Journal of Okayama University","0030-1566","1986-01","28","1","147","150","","","","http://escholarship.lib.okayama-u.ac.jp/33955","" "Wolfgang;Müller|Werner Georg;Nowak|","On lattice points in planar domains","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","173","184","","","","http://eprints.lib.okayama-u.ac.jp/33427","" "Masayuki;Ôhori|","On strongly π-regular rings and periodic rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","49","52","","","","http://eprints.lib.okayama-u.ac.jp/33428","" "Sen-Yen;Shaw|","Mean and pointwise ergodic theorems for cosine operator functions","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","197","203","","","","http://eprints.lib.okayama-u.ac.jp/33429","" "Jin-ichi;Itoh|Takashi;Sakai|","On quasiconvexity and contractibility of domains in R^n","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","221","227","","","","http://eprints.lib.okayama-u.ac.jp/33430","" "Motoshi;Hongan|Andrzej;Trzepizur|","On generalization of a theorem of posner","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","19","23","","","","http://eprints.lib.okayama-u.ac.jp/33431","" "Yasuyuki;Hirano|Hisao;Tominaga|Andrzej;Trzepizur|","On a theorem of posner","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","19","23","","","","http://eprints.lib.okayama-u.ac.jp/33432","" "Manthram;Parvathi|Pushpa Raj;Adhikari|","Rings of quotients for rings with sets of local units","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","71","85","","","","http://eprints.lib.okayama-u.ac.jp/33433","" "Yasuji;Takahashi|Yoshiaki;Okazaki|","On operators related to p-stable measures in Banach spaces","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","185","195","","","","http://eprints.lib.okayama-u.ac.jp/33434","" "Yasuyuki;Hirano|","On π-regular rings with involution","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","45","47","","","","http://eprints.lib.okayama-u.ac.jp/33435","" "Gosuke;Yamano|","A note on the number of prime factors of integers in short intervals","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","159","171","","","","http://eprints.lib.okayama-u.ac.jp/33436","" "Kazuo;Kishimoto|Hidetoshi;Marubayashi|Akira;Ueda|","An ore extension over a v-HC order","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","107","120","","","","http://eprints.lib.okayama-u.ac.jp/33437","" "Shoji;Morimoto|","On left exact preradicals","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","87","95","","","","http://eprints.lib.okayama-u.ac.jp/33438","" "Isao;Mogami|","On Certain periodic rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","5","6","","","","http://eprints.lib.okayama-u.ac.jp/33439","" "Yasuyuki;Hirano|Hisao;Tominaga|","Rings decomposed into direct sums of nil rings and certain reduced rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","35","38","","","","http://eprints.lib.okayama-u.ac.jp/33440","" "Minato;Yasuo|","On the spaces U(2n)/ΔU and the Bott maps","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","205","216","","","","http://eprints.lib.okayama-u.ac.jp/33441","" "Andrzej;Trzepizur|","Differantial rings with central derivatives of higher order","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","7","9","","","","http://eprints.lib.okayama-u.ac.jp/33442","" "Arif;Kaya|","A theorem on semi-centralizing derivations of prime rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","11","12","","","","http://eprints.lib.okayama-u.ac.jp/33443","" "Harald;Niederreiter|","Exponential sums over finite fields","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","147","158","","","","http://eprints.lib.okayama-u.ac.jp/33444","" "Masayuki;Ôhori|","Some studies on generalized p.p. rings and hereditary rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","53","70","","","","http://eprints.lib.okayama-u.ac.jp/33445","" "Makoto;Yawata|","Some integral formulas for Riemannian manifolds","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","217","220","","","","http://eprints.lib.okayama-u.ac.jp/33446","" "Hisao;Katayama|","Maximal linear topologies and the complement of linear topologies","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","97","105","","","","http://eprints.lib.okayama-u.ac.jp/33447","" "Howard E.;Bell|","On commutativity and structure of periodic rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","1","3","","","","http://eprints.lib.okayama-u.ac.jp/33448","" "Shin-ichi;Fukuda|Yasuyuki;Hirano|","On rings in which all commutators are strongly regular","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","39","44","","","","http://escholarship.lib.okayama-u.ac.jp/33449","" "Yasuyuki;Hirano|Hiroaki;Komatsu|","A characterization of boolean rings (III)","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","33","34","","","","http://eprints.lib.okayama-u.ac.jp/33450","" "Takeo;Funakura|Nobuaki;Morimoto|","Some arithmetical properties on 2×2 integral matrices","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","135","146","","","","http://eprints.lib.okayama-u.ac.jp/33451","" "Motoshi;Hongan|","Lie ideals and semi-derivations of prime rings","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","13","17","","","","http://eprints.lib.okayama-u.ac.jp/33452","" "Takasi;Nagahara|","Note on skew polynomials II","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","121","125","","","","http://eprints.lib.okayama-u.ac.jp/33453","" "Noboru;Ito|Judith Q.;Longyear|","Hadamard matrices of bush type","Mathematical Journal of Okayama University","0030-1566","1985-01","27","1","127","133","","","","http://eprints.lib.okayama-u.ac.jp/33454","" "Masayuki;Ôhori|","On non-commutative generalized p.p. rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","157","167","","","","http://eprints.lib.okayama-u.ac.jp/33318","" "Atsushi;Nakajima|Kenji;Yokogawa|","Commutativity of Hopf Galois extensions with Hopf algebras of derivation type","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","91","99","","","","http://eprints.lib.okayama-u.ac.jp/33319","" "Hisao;Tominaga|Baxter;Johns|","Note on right s-idempotent ideals","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","175","178","","","","http://eprints.lib.okayama-u.ac.jp/33320","" "Yoshihiko;Suyama|","Riemannian manifolds admitting commutative Killing vector fields","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","199","218","","","","http://eprints.lib.okayama-u.ac.jp/33321","" "Takeo;Funakura|","On integral bases of pure quartic fields","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","27","41","","","","http://eprints.lib.okayama-u.ac.jp/33322","" "Mitsuru;Sanemasa|","Some p-Galois extensions of commutative rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","43","48","","","","http://eprints.lib.okayama-u.ac.jp/33323","" "Hiroaki;Komatsu|","A commutativity theorem for rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","109","111","","","","http://eprints.lib.okayama-u.ac.jp/33324","" "Takao;Sumiyama|","Nonexistence of certain finite rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","169","173","","","","http://eprints.lib.okayama-u.ac.jp/33325","" "Takasi;Nagahara|","Some H-separable polynomials of degree 2","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","87","90","","","","http://eprints.lib.okayama-u.ac.jp/33326","" "Nobuo;Nobusawa|","γ-rings and Morita equivalence of rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","151","156","","","","http://eprints.lib.okayama-u.ac.jp/33327","" "Hisao;Tominaga|Adil;Yaqub|","A commutativity theorem for one-sided s-unital rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","125","128","","","","http://eprints.lib.okayama-u.ac.jp/33328","" "Evagelos;Psomopoulos|Hisao;Tominaga|Adil;Yaqub|","Two commutativity properties for rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","113","118","","","","http://eprints.lib.okayama-u.ac.jp/33329","" "Kaoru;Motose|","On a theorem of Y. Tsushima","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","11","12","","","","http://eprints.lib.okayama-u.ac.jp/33330","" "Kazuo;Kishimoto|","On connectedness of strongly abelian extensions of rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","59","70","","","","http://eprints.lib.okayama-u.ac.jp/33331","" "Shigeyasu;Kamiya|","On subgroups of convergence or divergence type of U(1,n;C)","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","179","191","","","","http://eprints.lib.okayama-u.ac.jp/33332","" "Yasushi;Ninomiya|","On the radical of an infinite group algebra","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","13","18","","","","http://eprints.lib.okayama-u.ac.jp/33333","" "Yasushi;Ninomiya|","On a theorem of S. Koshitani","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","19","22","","","","http://eprints.lib.okayama-u.ac.jp/33334","" "Hisao;Katayama|","On completely torsionfree modules","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","143","149","","","","http://eprints.lib.okayama-u.ac.jp/33335","" "Yasuyuki;Hirano|Hisao;Tominaga|","Some commutativity theorems for prime rings with derivations and differentially semiprime rings","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","101","108","","","","http://eprints.lib.okayama-u.ac.jp/33336","" "Shigeyasu;Kamiya|","On some series associated with discrete subgroups of U(1,n;C)","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","193","197","","","","http://eprints.lib.okayama-u.ac.jp/33337","" "Hisao;Tominaga|Adil;Yaqub|","Commutativity theorems for rings with a commutative subset or a nil subset","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","119","124","","","","http://eprints.lib.okayama-u.ac.jp/33338","" "Noboru;Ito|","The spectrum of a conjugacy class graph of a finite group","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","1","10","","","","http://eprints.lib.okayama-u.ac.jp/33339","" "Takasi;Nagahara|","On splitting rings of separable skew polynomials","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","71","85","","","","http://eprints.lib.okayama-u.ac.jp/33340","" "Shûichi;Ikehata|","Azumaya algebras and skew polynomial rings. II","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","49","57","","","","http://eprints.lib.okayama-u.ac.jp/33341","" "Yasuyuki;Hirano|Hirofumi;Yamakawa|","On nil and nilpotent derivations","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","137","141","","","","http://eprints.lib.okayama-u.ac.jp/33342","" "Carl;Faith|","Galois subrings of independent automorphism groups of commutative rings are quorite","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","23","25","","","","http://eprints.lib.okayama-u.ac.jp/33343","" "Andrzej;Trzepizur|","Sur certaines conditions pour la commutativité; des anneaux différentiels semi-premiers","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","129","131","","","","http://eprints.lib.okayama-u.ac.jp/33344","" "Amir H.;Yamini|","Some commutativity results for rings with certain polynomial identities","Mathematical Journal of Okayama University","0030-1566","1984-01","26","1","133","136","","","","http://eprints.lib.okayama-u.ac.jp/33345","" "Hisao;Tominaga|Adil;Yaqub|","On rings satisfying the identity (X - X^n)² = 0","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","181","184","","","","http://ousar.lib.okayama-u.ac.jp/33364","" "Motoshi;Hongan|","Some remarks on normal classes of semiprime rings","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","139","143","","","","http://ousar.lib.okayama-u.ac.jp/33365","" "Noboru;Ito|","On a certain class of connected symmetric trivalent graphs","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","145","152","","","","http://ousar.lib.okayama-u.ac.jp/33366","" "Hisao;Tominaga|Adil;Yaqub|","Some commutativity properties for rings. II","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","173","179","","","","http://ousar.lib.okayama-u.ac.jp/33367","" "Miguel;Ferrero|Kazuo;Kishimoto|","On connectedness of p-Galois extensions of rings","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","103","121","","","","http://ousar.lib.okayama-u.ac.jp/33368","" "Mamoru;Kutami|","ℵ0-continuous directly finite ppojective modules over regular rings","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","157","163","","","","http://ousar.lib.okayama-u.ac.jp/33369","" "Yasuyuki;Hirano|","A simple proof of a theorem on abelian regular right ideals","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","123","","","","","http://eprints.lib.okayama-u.ac.jp/33370","" "Yasuyuki;Hirano|Hisao;Tominaga|","Some remarks on the set of idempotents and the set of elements square zero","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","133","138","","","","http://ousar.lib.okayama-u.ac.jp/33371","" "J.;Chidambaraswamy|R.;Sitaramachandrarao|","On arithmetical functions associated with higher order divisors","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","185","194","","","","http://ousar.lib.okayama-u.ac.jp/33372","" "Dinh Van;Huynh|","Rings whose multiples are direct summands","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","99","101","","","","http://ousar.lib.okayama-u.ac.jp/33373","" "Shoji;Morimoto|","Note on strongly M-injective modules","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","165","171","","","","http://ousar.lib.okayama-u.ac.jp/33374","" "Jiro;Kado|","Note on the maximal right ℵ0-quotient ring of a regular ring","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","153","156","","","","http://ousar.lib.okayama-u.ac.jp/33375","" "Yasuyuki;Hirano|Arif;Kaya|Hisao;Tominaga|","On a theorem of Mayne","Mathematical Journal of Okayama University","0030-1566","1983-12","25","2","125","132","","","","http://ousar.lib.okayama-u.ac.jp/33376","" "Jae Keol;Park|","Skew group rings with Krull dimension","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","75","80","","","","http://ousar.lib.okayama-u.ac.jp/33377","" "Tsuguo;Mabuchi|Yasuyuki;Hirano|","Some remarks on weakly regular modules","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","29","34","","","","http://ousar.lib.okayama-u.ac.jp/33378","" "Kaoru;Motose|","On the nilpotency index of the radical of a group algebra. IV","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","35","42","","","","http://ousar.lib.okayama-u.ac.jp/33379","" "Hisakichi;Suzuki|","On the two decompositions of a measure space by an operator semigroup","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","87","90","","","","http://ousar.lib.okayama-u.ac.jp/33380","" "Nobuo;Nobusawa|","On duality in Γ-rings","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","69","73","","","","http://ousar.lib.okayama-u.ac.jp/33381","" "Takashi;Sakai|","On continuity of injectivity radius function","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","91","97","","","","http://ousar.lib.okayama-u.ac.jp/33382","" "Yasuyuki;Hirano|","On generalized p.p. rings","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","7","11","","","","http://ousar.lib.okayama-u.ac.jp/33383","" "Atsushi;Nakajima|Kenji;Yokogawa|","Hopf Galois extensions with Hopf algebras of derivation type","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","49","55","","","","http://ousar.lib.okayama-u.ac.jp/33384","" "Yasuyuki;Hirano|Hisao;Tominaga|Adil;Yaqub|","On rings satisfying the identity (x+x²+…+x^n)^(n) = 0","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","13","18","","","","http://ousar.lib.okayama-u.ac.jp/33385","" "Motoshi;Hongan|","A commutativity theorem for s-unital rings. II","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","19","22","","","","http://eprints.lib.okayama-u.ac.jp/33386","" "Hisao;Tominaga|Adil;Yaqub|","Some commutativity properties for rings","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","81","86","","","","http://ousar.lib.okayama-u.ac.jp/33387","" "Mohamed N.;Daif|Mohamed H.;Fahmy|","Conditions for elements to be central in certain rings","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","1","6","","","","http://eprints.lib.okayama-u.ac.jp/33388","" "Yasushi;Ninomiya|","On the Cartan invariants of p-solvable groups","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","57","68","","","","http://escholarship.lib.okayama-u.ac.jp/33389","" "Takasi;Nagahara|","Note on skew polynomials","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","43","48","","","","http://ousar.lib.okayama-u.ac.jp/33390","" "Shûichi;Ikehata|","On separable polynomials and Frobenius polynomials in skew polynomial rings. II","Mathematical Journal of Okayama University","0030-1566","1983-06","25","1","23","28","","","","http://ousar.lib.okayama-u.ac.jp/33391","" "Ryotaro;Sato|","On an individual ergodic theorem","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","153","156","","","","http://eprints.lib.okayama-u.ac.jp/33977","" "Tominosuke;Otsuki|","A construction of spaces with general connections which have points swallowing geodesics","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","157","165","","","","http://eprints.lib.okayama-u.ac.jp/33978","" "Yasuyuki;Hirano|Hisao;Tominaga|Adil;Yaqub|","Some polynomial identities and commutativity of s-unital rings. II","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","111","115","","","","http://eprints.lib.okayama-u.ac.jp/33979","" "Juno;Mukai|","The S^1-transfer map and homotopy groups of suspended complex projective spaces","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","179","200","","","","http://eprints.lib.okayama-u.ac.jp/33980","" "Motoshi;Hongan|","On strongly prime modules and related topics","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","117","132","","","","http://eprints.lib.okayama-u.ac.jp/33981","" "Hiroaki;Komatsu|","On the equational definability of addition in rings","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","133","136","","","","http://eprints.lib.okayama-u.ac.jp/33982","" "Yasuyuki;Hirano|Motoshi;Hongan|Masayuki;Ôhori|","On right p.p. rings","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","99","109","","","","http://eprints.lib.okayama-u.ac.jp/33983","" "Syuichi;Izumiya|","Notes on stable equivariant maps","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","167","178","","","","http://eprints.lib.okayama-u.ac.jp/33984","" "Atsushi;Nakajima|","A certain type of commutative Hopf Galois extensions and their groups","Mathematical Journal of Okayama University","0030-1566","1982-12","24","2","137","152","","","","http://eprints.lib.okayama-u.ac.jp/33985","" "Hideyuki;Kachi|","On the iterated Samelson product","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","37","44","","","","http://eprints.lib.okayama-u.ac.jp/33986","" "Susumu;Kôno|Akie;Tamamura|","On J-groups of S^l(RP(t-l)/RP(n-l))","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","45","51","","","","http://eprints.lib.okayama-u.ac.jp/33987","" "Yasuyuki;Hirano|Yuji;Kobayashi|Hisao;Tominaga|","Some polynomial identities and commutativity of s-unital rings","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","7","13","","","","http://eprints.lib.okayama-u.ac.jp/33988","" "Tomoyoshi;Yoshida|","Surgery obstruction of twisted products","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","73","97","","","","http://eprints.lib.okayama-u.ac.jp/33989","" "Yasuyuki;Hirano|Hisao;Tominaga|","Some remarks on bisimple rings","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","15","19","","","","http://eprints.lib.okayama-u.ac.jp/33990","" "Hiroaki;Komatsu|","On a theorem of M. S. Putcha and A. Yaqub","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","21","23","","","","http://eprints.lib.okayama-u.ac.jp/33991","" "Tôru;Furukawa|","Note on groups with isomorphic group algebras","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","1","6","","","","http://eprints.lib.okayama-u.ac.jp/33992","" "Ichiro;Yokota|","Subgroup SU(8)/Z2 of compact simple Lie group E7 and non-compact simple Lie group E{7(7)} of type E7","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","53","71","","","","http://eprints.lib.okayama-u.ac.jp/33993","" "Yoshifumi;Ando|","An application of certain multiplicities of C∞ map germs","Mathematical Journal of Okayama University","0030-1566","1982-06","24","1","25","35","","","","http://eprints.lib.okayama-u.ac.jp/33994","" "Yasushi;Ninomiya|","On the radical of the group algebra of a p-nilpotent group","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","189","193","","","","http://eprints.lib.okayama-u.ac.jp/33840","" "Yuji;Kobayashi|","A note on commutativity of rings","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","141","145","","","","http://eprints.lib.okayama-u.ac.jp/33841","" "Yuji;Kobayashi|","The identity (xy)^n = x^ny^n and commutativity of rings","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","147","151","","","","http://eprints.lib.okayama-u.ac.jp/33842","" "Hisao;Tominaga|Adil;Yaqub|","On generalized n-like rings and related rings","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","199","202","","","","http://eprints.lib.okayama-u.ac.jp/33843","" "Atsushi;Nakajima|","Free algebras and Galois objects of rank 2","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","181","187","","","","http://eprints.lib.okayama-u.ac.jp/33844","" "Ryotaro;Sato|","Counterexamples in the individual ergodic theory of pseudo-resolvents","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","207","211","","","","http://eprints.lib.okayama-u.ac.jp/33845","" "Adil;Yaqub|","Equational definability of addition in rings generated by idempotents","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","203","204","","","","http://eprints.lib.okayama-u.ac.jp/33846","" "Miguel;Ferrero|Kazuo;Kishimoto|","A classification of abelian extensions of rings","Mathematical Journal of Okayama University","0030-1566","1981-12","23","2","117","124","","","","http://eprints.lib.okayama-u.ac.jp/33847","" "Franki;Dillen|Luc;Vrancken|","C-Totally Real Submanifolds of S^7(1) with Non-Negative Sectional Curvature","Mathematical Journal of Okayama University","0030-1566","1989-01","31","1","227","242","","","","http://eprints.lib.okayama-u.ac.jp/33226",""