Super daisy resummations and an effective expansion parameter in the \(O(N)\)-model near the phase transition

DOI10.1016/S0370-2693(02)01595-2zbMath0994.81064OpenAlexW2047325489MaRDI QIDQ5961234

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Publication date: 24 April 2002

Published in: Physics Letters. B (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0370-2693(02)01595-2

zbMATH Keywords

free energy functional extremagap equationsecond Legendre transform

Mathematics Subject Classification ID

Model quantum field theories (81T10)

Cites Work

• Unnamed Item
• Phase transition in scalar ϕ⁴-theory beyond the super-daisy resummations
• Effective action for composite operators

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