Open AccessEndomorphism Rings of $H$-comodule Algebras
Author(s) -
F. Van Oystaeyen,
Yinhuo Zhang
Publication year - 1996
Publication title -
bulletin of the belgian mathematical society - simon stevin
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.36
H-Index - 31
eISSN - 2034-1970
pISSN - 1370-1444
DOI - 10.36045/bbms/1287581982
Subject(s) - endomorphism , mathematics , pure mathematics , duality (order theory) , algebra over a field , endomorphism ring
In this note we provide a general method to study the endomorphism rings of H-comodule algebras over subalgebras. With this method we may derive the endomorphism rings of crossed products and some duality theorems for graded rings.
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