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math.CA2021
Functions on a convex set which are both -semiconvex and -semiconcave
Václav Kryštof, Luděk Zajíček
Let be an open convex set which is either bounded or contains a translation of a convex cone with nonempty interior. It is known that then, for every mo…
math.CA2019
Remarks on WDC sets
Dušan Pokorný, Luděk Zajíček
We study WDC sets, which form a substantial generalization of sets with positive reach and still admit the definition of curvature measures. Main results concern WDC sets $A\subset…