Instanton effective action formalism for 2-point and 4-point functions

TL;DR

This paper introduces an instanton effective action formalism that enables the study of nonperturbative effects in the generation of 2-point and 4-point correlation functions.

Contribution

It presents a novel formalism for analyzing nonperturbative phenomena in quantum field theory using instanton effective actions.

Findings

Formalism allows investigation of nonperturbative 2-point functions

Formalism enables analysis of nonperturbative 4-point functions

Provides a new tool for studying instanton effects in quantum field theory

Abstract

We provide an instanton effective action formalism in terms of which one can investigate the nonperturbative generation of 2-point and 4-point functions.