Monthly Archives: July 2009

Chess can be a Game of Luck

Posted on July 5, 2009 by

Can chess be a game of luck? Let us consider the following two scenarios: A) We have a chess tournament where each of forty chess players pay 50 dollars entrance fee and the winner takes the prize which is 80% … Continue reading →

Posted in Controversies and debates, Economics, Games, Law, Probability, Rationality | Tagged , , , , , | 37 Comments

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

Posted on July 2, 2009 by

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 , | 1 Comment