English

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.

Keywords

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}
}

Comments

16 pages