Cohen-Fischman-Westreich's Double Centralizer Theorem for Almost-triangular Hopf Algebras
Authors:
G. H. Liu and X. F. Zhao
Affiliation:
1. Department of Mathematics, Southeast University, Nanjing 210096, China;2. College of Mathematics and Information Science, Henan Normal University, Xinxiang 453007, Henan,China
Abstract:
In this paper, the authors study the Cohen-Fischman-Westreich''sdouble centralizer theorem for triangular Hopf algebras in thesetting of almost-triangular Hopf algebras.