Results 11 to 20 of about 21,852 (89)

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

Classification of irreducible modules of W_3 algebra with c = -2

open access: yes, 1997
We construct irreducible modules V_{\alpha}, \alpha \in \C over W_3 algebra with c = -2 in terms of a free bosonic field. We prove that these modules exhaust all the irreducible modules of W_3 algebra with c = -2.
Wang, Weiqiang
core   +1 more source

The Drinfel'd Double and Twisting in Stringy Orbifold Theory

open access: yes, 2007
This paper exposes the fundamental role that the Drinfel'd double $\dkg$ of the group ring of a finite group $G$ and its twists $\dbkg$, $\beta \in Z^3(G,\uk)$ as defined by Dijkgraaf--Pasquier--Roche play in stringy orbifold theories and their twistings.
Adem A.   +7 more
core   +1 more source

Modules and Morita theorem for operads

open access: yes, 2001
Associative rings A, B are called Morita equivalent when the categories of left modules over them are equivalent. We call two classical linear operads P, Q Morita equivalent if the categories of algebras over them are equivalent.
Kapranov, M., Manin, Yu.
core   +1 more source

Multigraded Hilbert Series of noncommutative modules

open access: yes, 2018
In this paper, we propose methods for computing the Hilbert series of multigraded right modules over the free associative algebra. In particular, we compute such series for noncommutative multigraded algebras.
La Scala, Roberto, Tiwari, Sharwan K.
core   +1 more source

Twisting adjoint module algebras

open access: yes, 2010
Transformation of operator algebras under Hopf algebra twist is studied. It is shown that that adjoint module algebras are stable under the twist.
Andrey Mudrov   +9 more
core   +1 more source

On $H$-simple not necessarily associative algebras

open access: yes, 2018
An algebra A with a generalized H-action is a generalization of an H-module algebra where H is just an associative algebra with 1 and a relaxed compatibility condition between the multiplication in A and the H-action on A holds.
Gordienko, Alexey
core  

Operadic comodules and (co)homology theories [PDF]

open access: yes, 2014
An operad describes a category of algebras and a (co)homology theory for these algebras may be formulated using the homological algebra of operads. A morphism of operads $f:\mathcal{O}\rightarrow\mathcal{P}$ describes a functor allowing a $\mathcal{P ...
Griffin, James
core  

The enveloping algebra of a Lie algebra of differential operators

open access: yes, 2020
The aim of this note is to prove various general properties of a generalization of the full module of first order differential operators on a commutative ring - a $\operatorname{D}$-Lie algebra.
Maakestad, Helge Øystein
core  

Higher Polynomial Identities for Mutations of Associative Algebras. [PDF]

open access: yesResults Math, 2023
Bremner MR, Brox J, Sánchez-Ortega J.
europepmc   +1 more source

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