Xiao-Gang Wen's user avatar
Xiao-Gang Wen's user avatar
Xiao-Gang Wen's user avatar
Xiao-Gang Wen
  • Member for 12 years, 6 months
  • Last seen more than a week ago
30 votes

Occurrences of (co)homology in other disciplines and/or nature

18 votes

Topology and the 2016 Nobel Prize in Physics

11 votes

What's the right way to think about "anomalies" in 3d TQFTs?

8 votes

Why are fusion categories interesting?

7 votes

Is a unitary Hamiltonian TQFT the same as a unitary axiomatic TQFT?

5 votes

Define the 3d Chern-Simons TQFT on a discrete simplicial complex

4 votes

What are the topological phases of quantum Hall systems?

4 votes

Classifying TQFTs with 1d vector spaces

3 votes

Gauss-Milgram formula for fermionic topological order?

3 votes
Accepted

Quantum dimension in SU(N) level k Kac-Moody algebra

2 votes
Accepted

Pontryagin number for 4-dim surface bundle

2 votes
Accepted

Fractional Quantum Hall Effect - Mathematics

2 votes
Accepted

A generalization of cochain complex: quasi-cochain complex

1 vote

Set of physical states of FQHE on closed Riemann surface = ?

1 vote

Group cohomology of an abelian group with nontrivial action

1 vote

Derive how the level quantization for 3d quantum Chern-Simons theory path integrals?