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Eurasian Mathematical Journal, 2016, Volume 7, Number 3, Pages 89–99
(Mi emj234)
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This article is cited in 6 scientific papers (total in 6 papers)
An analogue of the Hahn–Banach theorem for functionals on abstract convex cones
F. S. Stonyakin Department of algebra and functional analysis, Crimea Federal University, 4 V. Vernadsky Ave, Simferopol, Russia
Abstract:
We prove an analogue of the Hahn–Banach theorem on the extension of a linear functional with a convex estimate for each abstract convex cone with the cancellation law. Also we consider the special class of the so-called strict convex normed cones $(SCNC)$. For such structures we obtain an appropriate analogue of the Hahn–Banach separation theorem. On the base of this result we prove that each $(SCNC)$ is sublinearly, injectively and isometrically embedded in some Banach space.
Keywords and phrases:
abstract convex cone, cancellation law, convex functional, Hahn–Banach theorem, convex normed come, Lemma on a support functional, strict convex normed cone, sublinear injective isometric embedding.
Received: 27.04.2016
Citation:
F. S. Stonyakin, “An analogue of the Hahn–Banach theorem for functionals on abstract convex cones”, Eurasian Math. J., 7:3 (2016), 89–99
Linking options:
https://www.mathnet.ru/eng/emj234 https://www.mathnet.ru/eng/emj/v7/i3/p89
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Abstract page: | 695 | Full-text PDF : | 174 | References: | 58 |
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