nLab LSZ reduction formula

Contents

Context

Algebraic Quantum Field Theory

algebraic quantum field theory (perturbative, on curved spacetimes, homotopical)

Introduction

Concepts

field theory:

Lagrangian field theory

quantization

quantum mechanical system, quantum probability

free field quantization

gauge theories

interacting field quantization

renormalization

Theorems

States and observables

Operator algebra

Local QFT

Perturbative QFT

Contents

Idea

In perturbative quantum field theory, the LSZ reduction formula (Lehmann-Symanzik-Zimmermann 55) is a method relating vacuum expectation values of time-ordered products of field observables to S-matrix elements

References

The original article:

See also:

Last revised on January 24, 2021 at 04:52:22. See the history of this page for a list of all contributions to it.