Results 41 to 50 of about 4,745 (95)

Homologies of Algebraic Structures via Braidings and Quantum Shuffles [PDF]

open access: yes, 2012
In this paper we construct "structural" pre-braidings characterizing different algebraic structures: a rack, an associative algebra, a Leibniz algebra and their representations. Some of these pre-braidings seem original.
Lebed, Victoria
core   +3 more sources

Toroidal and level 0 U'_q(\hat{sl_{n+1}}) actions on U_q(\hat{gl_{n+1}}) modules

open access: yes, 1998
(1) Utilizing a Braid group action on a completion of U_q(\hat{sl_{n+1}}), an algebra homomorphism from the toroidal algebra U_q(sl_{n+1,tor}) (n\ge 2) with fixed parameter to a completion of U_q(\hat{gl_{n+1}}) is obtained. (2) The toroidal actions by
Drinfeld V. G., Kei Miki
core   +1 more source

Local equivalence and refinements of Rasmussen's s‐invariant

open access: yesJournal of Topology, Volume 19, Issue 1, March 2026.
Abstract Inspired by the notions of local equivalence in monopole and Heegaard Floer homology, we introduce a version of local equivalence that combines odd Khovanov homology with equivariant even Khovanov homology into an algebraic package called a local even–odd (LEO) triple.
Nathan M. Dunfield   +2 more
wiley   +1 more source

On Hopf monoids in duoidal categories

open access: yes, 2013
Aguiar and Mahajan's bimonoids A in a duoidal category M are studied. Under certain assumptions on M, the Fundamental Theorem of Hopf Modules is shown to hold for A if and only if the unit of A determines an A-Galois extension.
Böhm, Gabriella   +2 more
core   +1 more source

Idealization properties of comultiplication modules

open access: yesNew Zealand Journal of Mathematics, 2020
In our previous work we gave a treatment of certain aspects of multiplication modules, projective modules, flat modules and like-cancellation modules via idealization. The purpose of this work is to continue our study and develop the tool of idealization in the context of comultiplication modules.
openaire   +2 more sources

Remarks on some infinitesimal symmetries of Khovanov–Rozansky homologies in finite characteristic

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 11, Page 3597-3613, November 2025.
Abstract We give a new proof of a theorem due to Shumakovitch and Wang on base point independence of Khovanov–Rozansky homology in characteristic p$p$. Some further symmetries of gl(p)$\mathfrak {gl}(p)$‐homology in characteristic p$p$ are also discussed.
You Qi   +3 more
wiley   +1 more source

ON QUASI COMULTIPLICATION MODULES OVER PULLBACK RINGS

open access: yesInternational Electronic Journal of Algebra, 2019
Let \(R\) be a commutative ring and \(M\) be an \(R\)-module. A proper ideal \(I\) of \(R\) is called quasi-prime (or in some texts, strongly irreducible), if for each pair of ideals \(A\) and \(B\) of \(R\), \(A\cap B\subseteq I\) yields either \(A\subseteq I\) or \(B\subseteq I\).
ATANİ, S. Ebrahimi   +1 more
openaire   +4 more sources

Asymmetric graphs with quantum symmetry

open access: yesProceedings of the London Mathematical Society, Volume 131, Issue 5, November 2025.
Abstract We present an infinite sequence of finite graphs with trivial automorphism group and non‐trivial quantum automorphism group. These are the first known examples of graphs with this property. Moreover, to the best of our knowledge, these are the first examples of any asymmetric classical space that has non‐trivial quantum symmetries.
Josse van Dobben de Bruyn   +2 more
wiley   +1 more source

Quantum continuous $gl_\infty$: Tensor products of Fock modules and $W_n$ characters

open access: yes, 2010
We construct a family of irreducible representations of the quantum continuous $gl_\infty$ whose characters coincide with the characters of representations in the minimal models of the $W_n$ algebras of $gl_n$ type.
Feigin, B.   +4 more
core   +1 more source

Averaging multipliers on locally compact quantum groups

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 3, March 2025.
Abstract We study an averaging procedure for completely bounded multipliers on a locally compact quantum group with respect to a compact quantum subgroup. As a consequence we show that central approximation properties of discrete quantum groups are equivalent to the corresponding approximation properties of their Drinfeld doubles.
Matthew Daws   +2 more
wiley   +1 more source

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