English

On the Diameter of the Commuting Graph of a Full Matrix Ring over a Division Ring

Rings and Algebras 2016-10-31 v1

Abstract

For a division ring D, finite dimensional over its center F, we give a condiction for the connectedness of the commuting graph of a matrix ring over DD. Furthermore, we prove that if the commuting graph is connected, then its diameter is between four and six.

Keywords

Cite

@article{arxiv.1510.07304,
  title  = {On the Diameter of the Commuting Graph of a Full Matrix Ring over a Division Ring},
  author = {C. Miguel},
  journal= {arXiv preprint arXiv:1510.07304},
  year   = {2016}
}