English

Ramanujan Graphs

History and Overview 2017-11-20 v1 Combinatorics Group Theory Number Theory Representation Theory

Abstract

This is an item on Ramanujan Graphs for a planned encyclopedia on Ramanujan. The notion of Ramanujan graphs is explained, as well as the reason to name these graphs after Ramanujan.

Cite

@article{arxiv.1711.06558,
  title  = {Ramanujan Graphs},
  author = {Alexander Lubotzky},
  journal= {arXiv preprint arXiv:1711.06558},
  year   = {2017}
}
R2 v1 2026-06-22T22:49:27.054Z