English

Unital decompositions of the matrix algebra of order three

Rings and Algebras 2022-01-25 v1

Abstract

We classify all decompositions of M3(C)M_3(\mathbb{C}) into a direct vector-space sum of two subalgebras such that one of the subalgebras contains the identity matrix.

Keywords

Cite

@article{arxiv.2009.13083,
  title  = {Unital decompositions of the matrix algebra of order three},
  author = {Vsevolod Gubarev},
  journal= {arXiv preprint arXiv:2009.13083},
  year   = {2022}
}

Comments

29 p