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Anton Kapustin's user avatar
Anton Kapustin's user avatar
Anton Kapustin's user avatar
Anton Kapustin
  • Member for 11 years, 7 months
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question
24
Combinatorial spin structures
Sep 24, 2013
question
17
Crossed modules and degree-3 group cohomology
Oct 11, 2013
question
16
Cohomology of central extensions of groups
Mar 21, 2016
question
13
Geometric models for 2-gerbes
Jan 14, 2020
question
10
Equivariant quantum cohomology and K-theory of vector bundles over a Grassmannian
Sep 15, 2012
question
10
Vietoris-Rips complex and coarse geometry
Aug 15, 2019
question
9
Morita equivalence for graded von Neumann algebras
Feb 15, 2019
question
8
Relations between Stiefel-Whitney classes
Feb 27, 2014
question
8
Colorings of triangulations as a generalization of the four-color problem
Aug 12, 2015
question
8
Cartan formula for Steenrod squares on the cochain level
Oct 13, 2016
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11
Absence of phase transitions in quantum 1D systems at positive temperature
5
Why is the approximate $\rm U(2)\times U(2)$ global symmetry of QCD that has a special importance?