3 papers
math.QA2020
The Drinfel'd codouble constuction for monoidal Hom-Hopf algebra
Dongdong Yan, Shuanhong Wang
Let be a monoidal Hom-Hopf algebra with the bijective antipode , In this paper, we mainly construct the Drinfel'd codouble $T(H)=(H^{op}\otimes H^{*}, β\otimes β^{*-1})…
math.RA2019
Symmetries in Yetter-Drinfel'd-Long categories
Dongdong Yan, Shuanhong Wang
Let be a Hopf algebra and the category of Yetter-Drinfel'd-Long bimodules over . We first give sufficient and necessary conditions for to…
math.NT2019
Stable -free lattices and the two-variable algebraic -adic -functions in residually reducible Hida deformation
Dong Yan
This paper is a continuation of the author's previous work, where we studied the variation of the number of isomorphic classes of -stable lattices in p-adic familie…