Singularity cancellation in fermion loops through Ward identities

DOI10.1007/PL00001043zbMath1019.81043arXivcond-mat/0007478OpenAlexW2025813255MaRDI QIDQ5950570

Jacques Magnen, Christoph Kopper

Publication date: 2 January 2002

Published in: Annales Henri Poincaré (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/cond-mat/0007478

zbMATH Keywords

one-loop orderconnected \(N\)-point density-correlation functionsFermi gas

Mathematics Subject Classification ID

Perturbative methods of renormalization applied to problems in quantum field theory (81T15) Axiomatic quantum field theory; operator algebras (81T05) Many-body theory; quantum Hall effect (81V70) Quantum equilibrium statistical mechanics (general) (82B10)

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