From tree- to loop-simplicity in affine Toda theories I: Landau singularities and their subleading coefficients

DOI10.1007/JHEP09(2022)220zbMath1531.81198arXiv2206.09368MaRDI QIDQ6402502

Davide Polvara, Patrick E. Dorey

Publication date: 19 June 2022

Mathematics Subject Classification ID

Two-dimensional field theories, conformal field theories, etc. in quantum mechanics (81T40) Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) Infinite-dimensional groups and algebras motivated by physics, including Virasoro, Kac-Moody, (W)-algebras and other current algebras and their representations (81R10) Groups and algebras in quantum theory and relations with integrable systems (81R12) (S)-matrix theory, etc. in quantum theory (81U20) Applications of Lie algebras and superalgebras to integrable systems (17B80)