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Journal of Convex Analysis 25 (2018), No. 2, 691--699 Copyright Heldermann Verlag 2018 Bootstrapping the Mazur-Orlicz-König Theorem and the Hahn-Banach Lagrange Theorem Stephen Simons Dept. of Mathematics, University of California, Santa Barbara, CA 93106-3080, U.S.A. stesim38@gmail.com We give some extensions of König's extension of the Mazur-Orlicz theorem. These extensions include generalizations of a surprising recent result of Sun Chuanfeng, and generalizations to the product of more than two spaces of the "Hahn-Banach-Lagrange" theorem. Keywords: Sublinear functional, convex function, affine function, Hahn-Banach theorem, Mazur-Orlicz-Koenig theorem. MSC: 46A22, 46N10 [ Fulltext-pdf (91 KB)] for subscribers only. |