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Top Questions
9
votes
Seemingly elementary geometric problem in R^3 which requires the axiom of choice
dg.differential-geometry
axiom-of-choice
asked Oct 23, 2013 at 17:30
mathoverflow.net
Top Answers
6
Checking if all products of a set of matrices eventually equal zero
cstheory.stackexchange.com
6
Complexity of deciding whether a matrix is totally regular
cstheory.stackexchange.com
6
Is Ryser's conjecture on permanent minimizers still open?
mathoverflow.net
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