Genaralization fo cleft comodule algabras
Genaralization fo cleft comodule algabras
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DOI:
10.1080/00927879208824536
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发表时间:
1992
影响因子:
0.7
通讯作者:
Akira Masuoka;Yukio Doi
中科院分区:
文献类型:
--
作者:
Akira Masuoka;Yukio Doi
I module algebra B over a bialgebra A is said to be cleft over (D, z)(or D-cleft), if there is a*---invertible right D-comodule map D-, B. Here D is a right A-module coalgebra and z: A+ D is a right A-module coalgebra map. We show that B is D-cleft, if