Bi-Yang-Baxter models and Sl(2)-orbits

Abstract We study integrable deformations of two-dimensional non-linear σ-models and present a new class of classical solutions to critical bi-Yang-Baxter models for general groups. For the simplest example, namely the SL(2, ℝ) bi-Yang-Baxter model, we show that our solutions can be mapped to the kn...

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Main Authors: Thomas W. Grimm, Jeroen Monnee
Format: Article
Language:English
Published: SpringerOpen 2023-11-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP11(2023)123
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author Thomas W. Grimm
Jeroen Monnee
author_facet Thomas W. Grimm
Jeroen Monnee
author_sort Thomas W. Grimm
collection DOAJ
description Abstract We study integrable deformations of two-dimensional non-linear σ-models and present a new class of classical solutions to critical bi-Yang-Baxter models for general groups. For the simplest example, namely the SL(2, ℝ) bi-Yang-Baxter model, we show that our solutions can be mapped to the known complex uniton solutions of the SU(2) bi-Yang-Baxter model. In general, our solutions are constructed from so-called Sl(2)-orbits that play a central role in the study of asymptotic Hodge theory. This provides further evidence for a close relation between integrable non-linear σ-models and the mathematical principles underlying Hodge theory. We have also included a basic introduction to the relevant aspects of asymptotic Hodge theory and have provided some simple examples.
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spelling doaj.art-b8bdfda274cb4fcf891f806a7f0919332024-04-21T11:05:19ZengSpringerOpenJournal of High Energy Physics1029-84792023-11-0120231113610.1007/JHEP11(2023)123Bi-Yang-Baxter models and Sl(2)-orbitsThomas W. Grimm0Jeroen Monnee1Institute for Theoretical Physics, Utrecht UniversityInstitute for Theoretical Physics, Utrecht UniversityAbstract We study integrable deformations of two-dimensional non-linear σ-models and present a new class of classical solutions to critical bi-Yang-Baxter models for general groups. For the simplest example, namely the SL(2, ℝ) bi-Yang-Baxter model, we show that our solutions can be mapped to the known complex uniton solutions of the SU(2) bi-Yang-Baxter model. In general, our solutions are constructed from so-called Sl(2)-orbits that play a central role in the study of asymptotic Hodge theory. This provides further evidence for a close relation between integrable non-linear σ-models and the mathematical principles underlying Hodge theory. We have also included a basic introduction to the relevant aspects of asymptotic Hodge theory and have provided some simple examples.https://doi.org/10.1007/JHEP11(2023)123Integrable Field TheoriesDifferential and Algebraic Geometry
spellingShingle Thomas W. Grimm
Jeroen Monnee
Bi-Yang-Baxter models and Sl(2)-orbits
Journal of High Energy Physics
Integrable Field Theories
Differential and Algebraic Geometry
title Bi-Yang-Baxter models and Sl(2)-orbits
title_full Bi-Yang-Baxter models and Sl(2)-orbits
title_fullStr Bi-Yang-Baxter models and Sl(2)-orbits
title_full_unstemmed Bi-Yang-Baxter models and Sl(2)-orbits
title_short Bi-Yang-Baxter models and Sl(2)-orbits
title_sort bi yang baxter models and sl 2 orbits
topic Integrable Field Theories
Differential and Algebraic Geometry
url https://doi.org/10.1007/JHEP11(2023)123
work_keys_str_mv AT thomaswgrimm biyangbaxtermodelsandsl2orbits
AT jeroenmonnee biyangbaxtermodelsandsl2orbits