The covering radius of $\mathrm{PGL}_2(q)$
Combinatorics
2017-06-05 v2
Abstract
The covering radius of a subset of the symmetric group is the maximal Hamming distance of an element of from . This note determines the covering radii of the finite projective general linear groups. It turns out that the covering radius of is if is even, and is if is odd.
Keywords
Cite
@article{arxiv.1702.04559,
title = {The covering radius of $\mathrm{PGL}_2(q)$},
author = {Binzhou Xia},
journal= {arXiv preprint arXiv:1702.04559},
year = {2017}
}