Non-invertible and higher-form symmetries in 2+ 1d lattice gauge theories

Y Choi, Y Sanghavi, SH Shao, Y Zheng - arXiv preprint arXiv:2405.13105, 2024 - arxiv.org
We explore exact generalized symmetries in the standard 2+ 1d lattice $\mathbb {Z} _2 $
gauge theory coupled to the Ising model, and compare them with their continuum field …