Discrete integrable principal chiral field model and its involutive reduction
Exactly Solvable and Integrable Systems
2025-04-22 v1
Abstract
We discuss an integrable discretization of the principal chiral field models equations and its involutive reduction. We present a Darboux transformation and general construction of solution solutions for these discrete equations.
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Cite
@article{arxiv.2504.14319,
title = {Discrete integrable principal chiral field model and its involutive reduction},
author = {Jan L. Cieśliński and Alexander V. Mikhailov and Maciej Nieszporski and Frank W. Nijhoff},
journal= {arXiv preprint arXiv:2504.14319},
year = {2025}
}
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16 pages