English

On the equation $ab(ab-1)-na=\Delta^2$

Number Theory 2020-01-03 v1

Abstract

Let nn be a positive integer. We study the diophantine equation ab(ab1)na=Δ2ab(ab-1)-na=\Delta^2, where a,ba,b are positive integers. We also show that if a system of two congruences is soluble, then an equation which is a translation of Erd\H{o}s-Straus conjecture is soluble.

Keywords

Cite

@article{arxiv.2001.00475,
  title  = {On the equation $ab(ab-1)-na=\Delta^2$},
  author = {Sadegh Nazardonyavi},
  journal= {arXiv preprint arXiv:2001.00475},
  year   = {2020}
}
R2 v1 2026-06-23T13:01:28.022Z