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ID 64006
フルテキストURL
著者
Kametaka, Yoshinori Faculty of Engineering Science, Osaka University
Watanabe, Kohtaro Department of Computer Science, National Defense Academy
Nagai, Atsushi Department of Computer Sciences, College of Liberal Arts, Tsuda University
Takemura, Kazuo College of Science and Technology, Nihon University
Yamagishi, Hiroyuki Tokyo Metropolitan College of Industrial Technology
抄録
We consider the boundary value problem for fourth order linear ordinary differential equation in a half line (0,∞), which represents bending of a beam on an elastic foundation under a tension. A tension is relatively stronger than a spring constant of elastic foundation. We here treat four self-adjoint boundary conditions, clamped, Dirichlet, Neumann and free edges, at x = 0. We show the positivity and the hierarchical structure of four Green functions.
キーワード
Green function
boundary value problem
positivity
hierarchical structure
備考
Mathematics Subject Classification. Primary 34B27; Secondary 34B05.
発行日
2023-01
出版物タイトル
Mathematical Journal of Okayama University
65巻
1号
出版者
Department of Mathematics, Faculty of Science, Okayama University
開始ページ
145
終了ページ
173
ISSN
0030-1566
NCID
AA00723502
資料タイプ
学術雑誌論文
言語
英語
著作権者
Copyright ©2023 by the Editorial Board of Mathematical Journal of Okayama University
論文のバージョン
publisher
査読
有り
Submission Path
mjou/vol65/iss1/8