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Questions
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How many relations of length $n$ can exists in a group without enforcing shorter relations?

oct 28 11 at 19:22 MathOverflow♦ 1●2●3

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Nelson’s program to show inconsistency of ZF

jan 25 at 5:53 Kaveh 2,197●5●24

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Why is “P vs. NP” necessarily relevant?

feb 28 11 at 11:57 Gil Kalai 11.1k●6●81●146

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Adjacency matrices of graphs

jan 19 11 at 5:40 Tracy Hall 1,679●4●12

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Trees in groups of exponential growth

may 11 at 12:58 Dan Sălăjan 284●8

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Ring of closed manifolds modulo fiber bundles

aug 26 10 at 12:13 Igor Belegradek 9,987●1●13●42

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Finite subgroups of unitary groups

apr 23 11 at 10:14 Geoff Robinson 10.4k●1●22●29

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Subalgebras of von Neumann algebras

aug 9 10 at 5:04 Andreas Thom 13.1k●1●23●65

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Furstenberg’s Conjecture on 2-3-invariant continuous probability measures on the circle

oct 31 10 at 1:44 John Griesmer 146●1●2

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Finite-dimensional subalgebras of $C^\star$-algebras

aug 14 10 at 17:31 Andreas Thom 13.1k●1●23●65

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