English

$\lambda$-symmetries for discrete equations

Mathematical Physics 2015-03-17 v1 math.MP Exactly Solvable and Integrable Systems

Abstract

Following the usual definition of λ\lambda-symmetries of differential equations, we introduce the analogous concept for difference equations and apply it to some examples.

Keywords

Cite

@article{arxiv.1004.4808,
  title  = {$\lambda$-symmetries for discrete equations},
  author = {D. Levi and M. A. Rodriguez},
  journal= {arXiv preprint arXiv:1004.4808},
  year   = {2015}
}

Comments

10 pages

R2 v1 2026-06-21T15:15:28.277Z