no code implementations • 26 Oct 2020 • Tyler D. Ellison, Kohtaro Kato, Zi-Wen Liu, Timothy H. Hsieh
We introduce the concepts of a symmetry-protected sign problem and symmetry-protected magic to study the complexity of symmetry-protected topological (SPT) phases of matter.
Strongly Correlated Electrons Statistical Mechanics Quantum Physics
no code implementations • 13 Aug 2020 • Yu-An Chen, Tyler D. Ellison, Nathanan Tantivasadakarn
We build exactly solvable lattice Hamiltonians for fermionic symmetry-protected topological (SPT) phases in (3+1)D classified by group supercohomology.
Strongly Correlated Electrons High Energy Physics - Theory
