Form factors in sinh- and sine-Gordon models, deformed Virasoro algebra, Macdonald polynomials and resonance identities

DOI10.1016/j.nuclphysb.2013.10.013zbMath1284.81193arXiv1307.0243OpenAlexW2171778748MaRDI QIDQ2440266

Michael Lashkevich, Yaroslav Pugai

Publication date: 27 March 2014

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

Full work available at URL: https://arxiv.org/abs/1307.0243

Mathematics Subject Classification ID

Model quantum field theories (81T10) Infinite-dimensional groups and algebras motivated by physics, including Virasoro, Kac-Moody, (W)-algebras and other current algebras and their representations (81R10) NLS equations (nonlinear Schrödinger equations) (35Q55) Groups and algebras in quantum theory and relations with integrable systems (81R12) Basic orthogonal polynomials and functions associated with root systems (Macdonald polynomials, etc.) (33D52) PDEs on Heisenberg groups, Lie groups, Carnot groups, etc. (35R03)

Related Items (5)

Form factors of descendant operators: reduction to perturbed \(M(2,2s + 1)\) models ⋮ Lattice models, deformed Virasoro algebra and reduction equation ⋮ Semiclassical approach to form factors in the sinh-Gordon model ⋮ The complex sinh-Gordon model: form factors of descendant operators and current-current perturbations ⋮ Approaching the self-dual point of the sinh-Gordon model

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