On existence of an x-integral for a semi-discrete chain of hyperbolic type
Exactly Solvable and Integrable Systems
2016-04-13 v1
Abstract
A class of semi-discrete chains of the form is considered. For the given chains easily verifiable conditions for existence of x-integral of minimal order 4 are obtained.
Cite
@article{arxiv.1604.00220,
title = {On existence of an x-integral for a semi-discrete chain of hyperbolic type},
author = {Kostyantyn Zheltukhin and Natalya Zheltukhina},
journal= {arXiv preprint arXiv:1604.00220},
year = {2016}
}