The Measure from Schwinger-Dyson Equations

TL;DR

This paper introduces a novel method to compute the Lagrangian path integral measure directly from Hamiltonian Schwinger-Dyson equations, simplifying the derivation process.

Contribution

It presents a new prescription for deriving the path integral measure directly from Hamiltonian equations, bypassing traditional momentum integration.

Findings

Method aligns with traditional measure derivation

Provides a direct calculation approach

Simplifies the measure computation process

Abstract

We review a new prescription for calculating the Lagrangian path integral measure directly from the Hamiltonian Schwinger-Dyson equations. The method agrees with the usual way of deriving the measure in which one has to perform the path integration over momenta.