English

Strong group coalgebras

Rings and Algebras 2008-12-10 v1

Abstract

We introduce strong group coalgebras, as a generalization of strongly graded coalgebras. We give several characterizations, and study two special types of strong group coalgebras, namely cleft group algebras (or crossed coproduct group coalgebras) and smash coproduct group coalgebras.

Keywords

Cite

@article{arxiv.0812.1685,
  title  = {Strong group coalgebras},
  author = {S. Caenepeel and K. Janssen},
  journal= {arXiv preprint arXiv:0812.1685},
  year   = {2008}
}

Comments

16 pages

R2 v1 2026-06-21T11:49:49.670Z