A stability estimate for the Aleksandrow-Fnechel inequality, with an application to mean curvature.
A stability theorem for the area sum of a convex polygon and its polar reciprocal.
A staircase illumination theorem for orthogonal polygons.
A study of variational inequalities for set-valued mappings.
A sufficient condition for the convexity of the area of an isoptic curve of an oval
A supplement to Eddy's paper.
A systematization of convexity concepts for sets and functions.
A theorem on nonexistence of a certain type of nearly regular cell-decompositions of the sphere
A tight lower bound for convexly independent subsets of the Minkowski sums of planar point sets.
A typical convex surface contains no closed geodesic.
A Unified Theory of Proportion
A Unified Theory of Proportion
A unified treatment of the theories of matroids with coefficients and of -matroids with coefficients.
A universal convex set in Euclidean space
A universal convex set in Euclidean space
A weighted geometric inequality and its applications.
About a problem of Ulam concerning flat sections of manifolds.
About an inequality of Kubota for plane convex figures.
Absolutely linear relations.
Absolutely linear relations (Short Communication).