Top Network Posts
- 60Why is BG infinite dimensional for G finite ?
- 40Question on the irrationality of $e$
- 39Not especially famous, long-open problems which anyone can understand
- 36Minimal volume of 4-manifolds
- 35Parallelizability of the Milnor's exotic spheres in dimension 7
- 34Can a subset of the plane have nontrivial $H_2$ or $\pi_2$?
- 32Proofs without words
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