Results 21 to 30 of about 29,381 (154)

Hopf algebras and the logarithm of the S-transform in free probability ― Extended abstract [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2009
This document is an extended abstract of the paper `Hopf algebras and the logarithm of the S-transform in free probability' in which we introduce a Hopf algebraic approach to the study of the operation $\boxtimes$ (free multiplicative convolution) from ...
Mitja Mastnak, Alexandru Nica
doaj   +1 more source

Duality theory of $p$-adic Hopf algebras [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2021
We show the monoidal functoriality of Schikhof duality, and cultivate new duality theory of $p$-adic Hopf algebras. Through the duality, we introduce two sorts of $p$-adic Pontryagin dualities.
Tomoki Mihara
doaj   +1 more source

Primitive Cohomology of Hopf algebras [PDF]

open access: yes, 2015
Primitive cohomology of a Hopf algebra is defined by using a modification of the cobar construction of the underlying coalgebra. Among many of its applications, two classifications are presented.
Wang, D. -G., Zhang, J. J., Zhuang, G.
core   +1 more source

Multiplier Left Hopf Algebras

open access: yesMathematics
In this paper, we introduce and study the notion of a multiplier left Hopf algebra, which can be seen as an extension of the Van Daele’s multiplier Hopf algebras and the Green–Nichols–Taft’s left Hopf algebras.
Chunxiao Yan, Shuanhong Wang
doaj   +1 more source

3-dimensional Λ-BMS symmetry and its deformations

open access: yesJournal of High Energy Physics, 2021
In this paper we study quantum group deformations of the infinite dimensional symmetry algebra of asymptotically AdS spacetimes in three dimensions. Building on previous results in the finite dimensional subalgebras we classify all possible Lie bialgebra
Andrzej Borowiec   +2 more
doaj   +1 more source

Monoidal Hom-Hopf algebras [PDF]

open access: yes, 2013
Hom-structures (Lie algebras, algebras, coalgebras, Hopf algebras) have been investigated in the literature recently. We study Hom-structures from the point of view of monoidal categories; in particular, we introduce a symmetric monoidal category such ...
A. Makhlouf   +10 more
core   +3 more sources

Algebraic and combinatorial structures on Baxter permutations [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2011
We give a new construction of a Hopf subalgebra of the Hopf algebra of Free quasi-symmetric functions whose bases are indexed by objects belonging to the Baxter combinatorial family (\emphi.e.
Samuele Giraudo
doaj   +1 more source

Generalized Hopf-Ore extensions

open access: yes, 2018
We derive necessary and sufficient conditions for an Ore extension of a Hopf algebra to have a Hopf algebra structure of a certain type. This construction generalizes the notion of Hopf-Ore extension, called a generalized Hopf-Ore extension.
Chen, Huixiang, Wang, Zhen, You, Lan
core   +1 more source

Ore Extensions of Multiplier Hopf Coquasigroups

open access: yesAxioms
This paper introduces and investigates Ore extensions in the context of multiplier Hopf coquasigroups, a structure that generalizes both multiplier Hopf algebras and Hopf coquasigroups.
Rui Zhang   +3 more
doaj   +1 more source

Kernels of representations and coideal subalgebras of Hopf algebras

open access: yes, 2010
We define left and right kernels of representations of Hopf algebras. In the case of group algebras, left and right kernels coincide and they are the usual kernels of modules.
Andruskiewitsch   +7 more
core   +1 more source

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