Note on The Cohomology of Color Hopf and Lie Algebras

Xiao-Wu Chen, Toukaiddine Petit, Freddy Van Oystaeyen

Let $A$ be a $(G,\chi )$-Hopf algebra with bijection antipode and let $M$ be a $G$-graded $A$-bimodule. We prove that there exists an isomorphism \mathrm{HH}^*_{\rm gr}(A, M)\cong{\rm…