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1 - Basics of Quantum Field Theory

from Part I - Quantum Field Theory

Published online by Cambridge University Press:  06 February 2025

Wolfgang Bietenholz  and
Uwe-Jens Wiese
Wolfgang Bietenholz
Affiliation:
Universidad Nacional Autónoma de México
Uwe-Jens Wiese
Affiliation:
Universität Bern, Switzerland
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Summary

Scalar quantum field theory is introduced in the functional integral formulation, starting from classical field theory and quantum mechanics. We consider Euclidean time and relate the system in the lattice regularization to classical statistical mechanics.

Keywords

Path IntegralSpin ModelsClassical Statistical MechanicsLattice Field Theory
Type
Chapter
Information
Uncovering Quantum Field Theory and the Standard Model , pp. 10 - 36
Publisher: Cambridge University Press
Print publication year: 2025

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