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arxiv: math/9204212 · v1 · pith:7HYTAGOZnew · submitted 1992-04-14 · 🧮 math.FA

The volume of the intersection of a convex body with its translates

classification 🧮 math.FA
keywords bodyconvexbodiesconvolutiondependsellipsoidintersectiononly
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It is proved that for a symmetric convex body K in R^n, if for some tau > 0, |K cap (x+tau K)| depends on ||x||_K only, then K is an ellipsoid. As a part of the proof, smoothness properties of convolution bodies ls are studied.

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