2 problems

Let $Z(\mathrm{Vect}_{\mathbb Z})$ denote the category of potentially infinite dimensional $\mathbb Z$-graded vector spaces equipped with a grading-preserving $\mathbb Z$-action, e…

Let a quantum field theory have a global symmetry $\mathrm{G}$ and be defined on a compact spatial manifold. For an irrep $\alpha$ of $\mathrm{G}$, let $Z_\alpha(\beta)$ be the red…