Two-particle irreducible effective actions versus resummation: analytic properties and self-consistency

DOI10.1016/j.nuclphysb.2015.09.021zbMath1331.82007arXiv1503.08664OpenAlexW2164177754MaRDI QIDQ5964197

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Publication date: 26 February 2016

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

Full work available at URL: https://arxiv.org/abs/1503.08664

Mathematics Subject Classification ID

Model quantum field theories (81T10) Feynman diagrams (81T18) Nonperturbative methods of renormalization applied to problems in quantum field theory (81T16) Quantum equilibrium statistical mechanics (general) (82B10) Quantum dynamics and nonequilibrium statistical mechanics (general) (82C10)

Cites Work

• Unnamed Item
• Resurgence theory, ghost-instantons, and analytic continuation of path integrals
• Perturbation theory in large order
• Systematic improvement of Hartree-Fock-Bogoliubov approximation with exponentially fast convergence from variational perturbation theory
• Nonequilibrium quantum fields and the classical field theory limit
• An introduction to resurgence, trans-series and alien calculus
• Symmetry-improved CJT effective action
• Many-Body Problem in Quantum Statistical Mechanics. III. Zero-Temperature Limit for Dilute Hard Spheres
• Ground-State Energy of a Many-Fermion System. II
• Self-Consistent Approximations in Many-Body Systems
• Effective action for composite operators
• Nonequilibrium Quantum Field Theory
• Divergence of Perturbation Theory in Quantum Electrodynamics