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Kazanskii Gosudarstvennyi Universitet. Uchenye Zapiski. Seriya Fiziko-Matematichaskie Nauki, 2009, Volume 151, Book 4, Pages 51–53
(Mi uzku765)
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This article is cited in 1 scientific paper (total in 1 paper)
On P.A. Shirokov's Curve and Theorems of Hausdorff and Dines
M. Yu. Kokurin Mari State University, Ioshkar-Ola
Abstract:
We discuss relations between geometric results obtained by P. A. Shirokov in 1930-s and classical theorems of F. Hausdorff and L. Dines.
Keywords:
quadratic form, numerical range, boundary curve.
Received: 14.05.2009
Citation:
M. Yu. Kokurin, “On P.A. Shirokov's Curve and Theorems of Hausdorff and Dines”, Kazan. Gos. Univ. Uchen. Zap. Ser. Fiz.-Mat. Nauki, 151, no. 4, Kazan University, Kazan, 2009, 51–53
Linking options:
https://www.mathnet.ru/eng/uzku765 https://www.mathnet.ru/eng/uzku/v151/i4/p51
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