2 papers
math.RA2020
Dorroh extensions of algebras and coalgebras, II
Lan You, Hui-Xiang Chen
In this paper, we study Dorroh extensions of bialgebras and Hopf algebras. Let be both a Dorroh pair of algebras and a Dorroh pair of coalgebras. We give necessary and suff…
math.RA2020
Dorroh extensions of algebras and coalgebras, I
Lan You, Hui-Xiang Chen
In this article, we study Dorroh extensions of algebras and Dorroh extensions of coalgebras. Their structures are described. Some properties of these extensions are presented. We a…