no code implementations • 21 Dec 2020 • Tom Rudelius, Nathan Seiberg, Shu-Heng Shao
Then, in systems based on $U(1)\times U(1)$ subsystem symmetries, such as momentum and winding symmetries or electric and magnetic symmetries, the new symmetry is a projectively realized $\mathbb{Z}_m\times \mathbb{Z}_m$, which leads to an $m$-fold ground state degeneracy.
Strongly Correlated Electrons High Energy Physics - Theory
