The \(1/N\)-expansion as a perturbation about the mean field theory: A one-dimensional Fermi model

DOI10.1007/BF02100100zbMath0853.60088MaRDI QIDQ1919258

Domingos H. U. Marchetti, T. R. Hurd, Paulo A. Faria da Veiga

Publication date: 16 December 1996

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

zbMATH Keywords

mean fieldGaussian spinsasymptotics of integralsfermionic quantum fieldstatistical mechanical model

Mathematics Subject Classification ID

Other physical applications of random processes (60K40) Quantum field theory on lattices (81T25) Quantum dynamics and nonequilibrium statistical mechanics (general) (82C10)

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Cites Work

• A renormalizable field theory: The massive Gross-Neveu model in two dimensions
• Mass generation in the large \(N\) Gross-Neveu-model
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