56

Questions
votes newest views recent
2
16
votes
1
answer
427
views

Is there a notion of a chain complex with corners?

may 8 at 5:47 Andrew Ranicki 1,741●1●9●8

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7
votes
1
answer
254
views

Diagrammatic proof of unique prime decomposition of knots

apr 24 at 18:31 Dave Futer 986●4●12

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24
votes
11
answers
2k
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Compelling evidence that two basepoints are better than one

apr 22 at 1:10 John Klein 7,216●19●28

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24
votes
4
answers
1k
views

Extending a diffeomorphism of S^2 to D^3

feb 25 at 16:46 Tom Goodwillie 26.8k●2●60●110

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8
votes
3
answers
273
views

Is a knotted trivalent graph determined by its set of unzips?

feb 23 at 16:34 Agol 23.9k●1●33●85

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8
votes
1
answer
229
views

Geodesic cuffs of pairs of pants in a hyperbolic manifold- why are they disjoint?

dec 19 at 18:08 Agol 23.9k●1●33●85

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17
votes
1
answer
464
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What are the relations between conjugates and commutators?

dec 18 at 11:03 Mark Sapir 27.7k●2●57●118

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6
votes
1
answer
175
views

The equality problem between conjugate group elements

nov 11 at 8:05 HW 10.1k●1●23●66

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17
votes
2
answers
651
views

Is there a discrete Cerf theory?

aug 25 at 15:48 Vidit Nanda 5,985●1●10●44

 
5
votes
2
answers
230
views

What is a higher genus analogue of the Pontryagin product?

aug 6 at 9:31 Mark Grant 9,061●1●14●35

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