Crepant semi-divisorial log terminal model

TL;DR

This paper proves the existence of a crepant semi-divisorial log terminal model for certain slc pairs, advancing the understanding of their geometric structure.

Contribution

It establishes the existence of crepant sdlt models for slc pairs with normal irreducible components in codimension one, a new result in algebraic geometry.

Findings

Existence of crepant sdlt models for specific slc pairs

Extension of minimal model program techniques to slc pairs

Advancement in the classification of algebraic varieties

Abstract

We prove the existence of a crepant sdlt model for slc pairs whose irreducible components are normal in codimension one.