Universal Weak Semistable Reduction

Abstract

We show that a toroidal morphism can be reduced to a weakly semistable one in a universal way if we allow families to be modified to Deligne-Mumford stacks instead of schemes.

Version 2. Fixed minor errors, improved exposition throughout

Cited by in corpus (2)

• Gromov-Witten theory with maximal contacts
• Semistable reduction in characteristic 0