A new 5-fold flop and derived equivalence

Abstract

We describe a new example of a flop in 5-dimensions, due to Roland Abuaf, with the nice feature that the contracting loci on either side are not isomorphic. We prove that the two sides are derived equivalent.

v1. It may well be that this example has appeared before - references welcome! v2. Minor changes. Final version, to appear in Bull. London Math. Soc

Cited by in corpus (1)

• Derived equivalence for the simple flop of type $G_2^{†}$ via tilting bundles