Differentiability of convex functions on a Banach space with smooth bump function.

Li, Yongxin; Shi, Shuzhong

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Displaying similar documents to “Differentiability of convex functions on a Banach space with smooth bump function.”

One counterexample concerning the Fréchet differentiability of convex functions on closed sets

Eva Matoušková (1993)

Acta Universitatis Carolinae. Mathematica et Physica

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Lipschitz sums of convex functions

Marianna Csörnyei, Assaf Naor (2003)

Studia Mathematica

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We give a geometric characterization of the convex subsets of a Banach space with the property that for any two convex continuous functions on this set, if their sum is Lipschitz, then the functions must be Lipschitz. We apply this result to the theory of Δ-convex functions.