2 papers
quant-ph2018
Haah codes on general three manifolds
Kevin T. Tian, Eric Samperton, Zhenghan Wang
Haah codes represent a singularly interesting gapped Hamiltonian schema that has resisted a natural generalization, although recent work shows that the closely related type I fract…
math.GT2018
Computational Complexity of Enumerative 3-Manifold Invariants
Eric Samperton
Fix a finite group . We analyze the computational complexity of the problem of counting homomorphisms , where is a topological space treated as computational i…