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math.QA2026
BiHom-L-R-smash biproduct and BiHom-Yetter-Drinfel'd-Long category
Dongdong Yan, Xiaoqian Liu
In this article, we first introduce the notion of BiHom-L-R--smash biproduct over a BiHom-Hopf algebra, denoted by , where $m,n,p,q,s,t,u,v\i…
math.QA2026
BiHom-four-angle Hopf modules and BiHom-Yetter-Drinfel'd modules
Dongdong Yan, Xiaoqian Liu
In this paper, we introduce the notion of four-angle Hopf modules over a BiHom-Hopf algebra . We show that the category of BiHom-four-angle Hopf…