Globally F-regular $F$-sandwiches of degree $p$ of a projective space

TL;DR

This paper proves that certain algebraic varieties called globally F-regular F-sandwiches of degree p of a projective space are actually toric varieties, revealing a deep connection between these concepts.

Contribution

It establishes that all globally F-regular F-sandwiches of degree p of a projective space are toric varieties, a new classification result.

Findings

Globally F-regular F-sandwiches of degree p are toric varieties.

Provides a classification linking F-regularity and toric geometry.

Enhances understanding of the structure of F-sandwiches in algebraic geometry.

Abstract

We prove that globally F-regular $F$-sandwiches of degree $p$ of a projective space are toric varieties.