Abstract
In the present paper a notion of delta (s, t)-convexity in the sense of Veselý and Zajic̆ek is studied as a natural generalization of the classical (s, t)-convexity. The main result of this paper is a support theorem for delta (s, t)-convex mappings.
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Olbryś, A. A support theorem for delta (s, t)-convex mappings. Aequat. Math. 89, 937–948 (2015). https://doi.org/10.1007/s00010-014-0290-6
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DOI: https://doi.org/10.1007/s00010-014-0290-6