Optimized Rayleigh-Schrödinger expansion of the effective potential

DOI10.1016/S0370-2693(02)02140-8zbMath0996.81016arXivhep-th/0204046MaRDI QIDQ1606143

Kyun Nahm, Chul Koo Kim, Wen-Fa Lu

Publication date: 24 July 2002

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

Full work available at URL: https://arxiv.org/abs/hep-th/0204046

zbMATH Keywords

scalar field theoryexternal sourcefunctional Schrödinger equation

Mathematics Subject Classification ID

Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05)

Related Items (1)

Sine-Gordon effective potential beyond Gaussian approximation

Cites Work

• Effective action for composite operators
• Summation of divergent series by order dependent mappings: Application to the anharmonic oscillator and critical exponents in field theory
• Gaussian effective potential and Coleman's normal-ordering prescription: the functional integral formalism
• A variational expansion for the free energy of a bosonic system
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