A simplified proof of a Lee-Yang type theorem

TL;DR

This paper presents a straightforward proof of a Lee-Yang type theorem originally discussed in prior work, simplifying the understanding of this important result in statistical mechanics and combinatorics.

Contribution

It offers a simplified proof of a known Lee-Yang type theorem, making the result more accessible and easier to understand.

Findings

The proof simplifies the original argument.

The theorem's validity is confirmed with a more accessible approach.

The work enhances understanding of Lee-Yang theorems in statistical mechanics.

Abstract

In this short note, we give a simple proof of a Lee-Yang type theorem which appeared in "Lee-Yang theorems and the complexity of computing averages" by Alistair Sinclair and Piyush Srivastava.