Top Network Posts
- 40Is every sigma-algebra the Borel algebra of a topology?
- 31Did ancient mathematicians know Euler's characteristic for convex polyhedra?
- 17Are weak and strong convergence of sequences not equivalent?
- 16The Bruss-Yor conjecture about an iterated integral
- 16Hahn-Banach theorem with convex majorant
- 15Poincare lemma for non-smooth differentiable forms
- 15The list of problems for Grothendieck's thesis
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