English

Graph codes and local systems

Combinatorics 2018-03-16 v1

Abstract

It is shown that the good expander codes introduced by Sipser and Spielman, can be realized as the first homology of a graph with respect to a certain twisted coefficient system.

Cite

@article{arxiv.1803.05643,
  title  = {Graph codes and local systems},
  author = {Roy Meshulam},
  journal= {arXiv preprint arXiv:1803.05643},
  year   = {2018}
}

Comments

4 pages

R2 v1 2026-06-23T00:53:54.492Z