The hidden symmetry of U(n) principal sigma models revisited. I. Explicit expressions for the generators

DOI10.1088/0951-7715/2/4/005zbMath0688.58008OpenAlexW2000031818MaRDI QIDQ4207393

Guy Arsenault, Yvan Saint-Aubin

Publication date: 1989

Published in: Nonlinearity (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0951-7715/2/4/005

zbMATH Keywords

finite action solutionsnonlinear \(\sigma\)-model

Mathematics Subject Classification ID

Two-dimensional field theories, conformal field theories, etc. in quantum mechanics (81T40) Harmonic maps, etc. (58E20)

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