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John Pardon's user avatar
John Pardon's user avatar
John Pardon
  • Member for 13 years, 7 months
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question
67
Why hasn't anyone proved that the two standard approaches to quantizing Chern-Simons theory are equivalent?
Jan 27, 2012
question
49
Are the two meanings of "undecidable" related?
May 16, 2013
question
32
Limiting representation theory of quantum groups at roots of unity and $SL(2,\mathbb{C})$
Sep 30, 2018
question
30
Is it decidable whether or not a collection of integer matrices generates a free group?
Aug 31, 2011
question
28
Does a *topological* manifold have an exhaustion by compact submanifolds with boundary?
May 1, 2013
question
28
Are there Maass forms where the expected Galois representation is $\ell$-adic?
Jun 5, 2012
answer
27
Concurrent normals conjecture
Jun 18, 2019
question
27
Cobordism of orbifolds?
Dec 5, 2012
answer
25
intuition for hochschild homology
Dec 26, 2017
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25
Complete the following sequence: point, triangle, octahedron, . . . in a dg-category
Apr 17, 2016
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Time cutoff for changing vote
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I am Chinese. Which name is my surname and which is my last name, for a flight booking?
20
Why am I getting a double subscript error?
18
Why can I not book these flights on Air France?
17
What does this pen notation in my UK entry stamp mean?
14
almost complex embedding of $S^2$ and $S^6$ into $\mathbb{C}^N$