Top Network Posts
- 59Why is BG infinite dimensional for G finite ?
- 38Question on the irrationality of $e$
- 37Not especially famous, long-open problems which anyone can understand
- 33Can a subset of the plane have nontrivial $H_2$ or $\pi_2$?
- 32Minimal volume of 4-manifolds
- 31Proofs without words
- 31Parallelizability of the Milnor's exotic spheres in dimension 7
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