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Joe
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question
22
A multiple integral that seems related to the $\zeta$ function at even integers
Sep 1, 2021
question
12
Can triangulations (or some related combinatorial structure) distinguish smooth structures on $RP^4$?
Jun 8, 2020
question
12
Can one show corbordism invariance of the Crane-Yetter state-sum using simplicial methods / are there 'Pachner-like' moves for cobordisms?
Dec 2, 2020
question
6
Can spin structures and Arf invariants be defined in terms of local quantities, like Chern classes and Chern numbers?
Jun 2, 2019
question
6
Diagonalizing the ‘restricted’ Hilbert transform on $L^2(0,1)$, $f(z_1) \mapsto \mathrm{p.v.} \int_0^1 \frac{i}{z_1-z_2}f(z_2) dz_2$
Jan 13, 2022
question
5
Can local flip moves connect dimer matchings on 'quadrangulated' planar bipartite graphs? (perfect matching reconfiguration problem)
Jan 3, 2020
question
5
Clarify formula for Steifel-Whitney (Poincaré dual) homology classes in a barycentric subdivision?
Mar 25, 2020
question
5
Are there alternate descriptions of `elementary cobordisms'?
Jan 8, 2021
question
4
WZW primary correlations in terms of current algebra?
Oct 15, 2023
question
3
How to get $U(N)_k$ Kac-Moody modules and characters from $N \cdot k$ Dirac Fermions using $U(N \cdot k)_1 / SU(k)_N$?
Apr 4
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11
Physical intuition of spin connection and spinor bundles?
10
Can you put the Spin Connection in block diagonal form? (to be applied to the Atiyah-Singer theorem)
9
Jordan-Wigner transformation on a circle and spin structures?
9
What is the physical interpretation of the Wick rotation?
5
Is there a bi-4-vector representation of the Dirac gamma matrices and the spinor?