Cluster expansion for P(φ)2: explicit estimates

DOI10.1063/1.533178zbMath0978.81060OpenAlexW2034994632MaRDI QIDQ2737850

Emil Prodan

Publication date: 30 August 2001

Published in: Journal of Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1063/1.533178

zbMATH Keywords

tree expansionconvergency rangespolynomial self-interacting quantum fieldsregularized by normal orderingsmall coupling constants

Mathematics Subject Classification ID

Model quantum field theories (81T10) Perturbative methods of renormalization applied to problems in quantum field theory (81T15)

Cites Work

• Measures on Schwartz distribution space and applications to \(P(\varphi)_2\) field theories

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