English

On the singularity structure of Kahan discretizations of a class of quadratic vector fields

Exactly Solvable and Integrable Systems 2024-01-01 v2 Mathematical Physics math.MP

Abstract

We discuss the singularity structure of Kahan discretizations of a class of quadratric vector fields and provide a classification of the parameter values such that the corresponding Kahan map is integrable, in particular, admits an invariant pencil of elliptic curves.

Keywords

Cite

@article{arxiv.2003.01659,
  title  = {On the singularity structure of Kahan discretizations of a class of quadratic vector fields},
  author = {René Zander},
  journal= {arXiv preprint arXiv:2003.01659},
  year   = {2024}
}

Comments

19 pages, 4 figures, some minor changes