English

Lattice equations arising from discrete Painlev\'e systems. II. $A_4^{(1)}$ case

Mathematical Physics 2016-12-21 v2 math.MP Exactly Solvable and Integrable Systems

Abstract

In this paper, we construct two lattices from the τ\tau functions of A4(1)A_4^{(1)}-surface qq-Painlev\'e equations, on which quad-equations of ABS type appear. Moreover, using the reduced hypercube structure, we obtain the Lax pairs of the A4(1)A_4^{(1)}-surface qq-Painlev\'e equations.

Cite

@article{arxiv.1603.09414,
  title  = {Lattice equations arising from discrete Painlev\'e systems. II. $A_4^{(1)}$ case},
  author = {Nalini Joshi and Nobutaka Nakazono and Yang Shi},
  journal= {arXiv preprint arXiv:1603.09414},
  year   = {2016}
}

Comments

32 pages, 6 figures

R2 v1 2026-06-22T13:21:58.157Z