Tag Archives: Andrei Raigorodskii

Raigorodskii’s Theorem: Follow Up on Subsets of the Sphere without a Pair of Orthogonal Vectors

Posted on July 2, 2009 by Gil Kalai

Andrei Raigorodskii (This post follows an email by Aicke Hinrichs.) In a previous post we discussed the following problem: Problem: Let be a measurable subset of the -dimensional sphere . Suppose that does not contain two orthogonal vectors. How large … Continue reading →

Posted in Convexity, Open problems | Tagged Andrei Raigorodskii, Borsuk's conjecture | 1 Comment

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Tag Archives: Andrei Raigorodskii

Raigorodskii’s Theorem: Follow Up on Subsets of the Sphere without a Pair of Orthogonal Vectors

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