Exterior powers and Tor-persistence

Justin Lyle, Jonathan Montaño, Keri Sather-Wagstaff

A commutative Noetherian ring $R$ is said to be Tor-persistent if, for any finitely generated $R$-module $M$, the vanishing of ${\mathrm{Tor}}_i^R(M,M)$ for $i\gg 0$ implies $M…