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# Questions

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### Is compact flat manifold cusp cross-sections of a complete finite volume hyperbolic manifold?

aug 30 at 14:21 Richard Kent 8,52522958

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### Exhaustion of an open manifold of bounded curvature and finite volume

sep 27 at 13:19 Alain Valette 6,4291426

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### Does combinatorial formula for the Pontrjagin classes exist?

nov 10 at 3:25 Alexandre Eremenko 10.6k12439

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### Are there exotic $S^2\times S^2$?

oct 29 at 12:07 J. GE 1,14737

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### Positively curved manifold with almost extreme diameter

apr 26 at 20:28 J. GE 1,14737

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### Is there any general index theorem for manifold with boundary?

nov 9 at 16:50 Liviu Nicolaescu 11.3k12033

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### Is “Notices of the American Mathematical Society” available before 1995?

nov 13 at 21:43 Barry Cipra 3,3091818

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### What are first eigenfunctions of Laplacian for $CP^n$ with Fubini-Study metric?

nov 23 at 14:12 Robert Bryant 21.8k37597

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### Cancellation law for $M^n\times \mathbb R= N^n\times \mathbb R$.

mar 31 at 11:50 Ricardo Andrade 2,3821918

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