Results 41 to 50 of about 133 (132)

Lannes'T functor on Hopf algebras over the Steenrod algebra with applications to Carlsson modules and twisted algebras

open access: yesMathematische Zeitschrift, 1992
Lannes' \(T\) functor is the left adjoint to the functor \(M\mapsto H^*(B({\mathbb{Z}}/p{\mathbb{Z}}))\oplus M\) in the category of unstable modules over the Steenrod algebra. If \(A\) is a Hopf algebra over the Steenrod algebra as well as an unstable module then \(T(A)\) is a Hopf algebra. In this paper we derive a general form for \(T(A)\) when \(A\)
openaire   +1 more source

Hopf algebras, coproducts and symbols: an application to Higgs boson amplitudes [PDF]

open access: yesJournal of High Energy Physics, 2012
We show how the Hopf algebra structure of multiple polylogarithms can be used to simplify complicated expressions for multi-loop amplitudes in perturbative quantum field theory and we argue that, unlike the recently popularized symbol-based approach, the coproduct incorporates information about the zeta values.
openaire   +3 more sources

Hopf algebras, from basics to applications to renormalization

open access: yes, 2004
Minor corrections, BCH approach precised in subsection II.6, references added.
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From left modules to algebras over an operad: application to combinatorial Hopf algebras

open access: yesAnnales mathématiques Blaise Pascal, 2010
The purpose of this paper is two fold: we study the behaviour of the forgetful functor from 𝕊 -modules to graded vector spaces in the context of algebras over an operad and derive the construction of combinatorial Hopf algebras.
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A central closure construction for certain algebra extensions. Applications to Hopf actions

open access: yesJournal of Pure and Applied Algebra, 2005
Let \(k\) be a commutative ring with unit, \(A\) be a \(k\)-algebra and consider the `multiplication algebra' of \(A\), i.e. the \(R\)-subalgebra \(M(A):=\langle L_a,R_a\mid a\in A\rangle\subseteq\text{End}_k(A)\), where \(L_a\) (resp. \(R_a)\) is the left (resp. right) multiplication with \(a\).
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STRUCTURE OF CORADICAL FILTRATION AND ITS APPLICATION TO HOPF ALGEBRAS OF DIMENSIONpq [PDF]

open access: yesGlasgow Mathematical Journal, 2008
AbstractThis paper contributes to the classification problem ofpqdimensional Hopf algebrasHover an algebraically closed fieldkof characteristic 0, wherep,qare odd primes. It is shown that such Hopf algebrasHare semisimple for the pairs of odd primes (p,q)=(3,11),(3,13),(3,19),(5,17),(5,19),(5,23),(5,29),(7,17),(7,19),(7,23),(7,29),(11,29),(13,29).
openaire   +1 more source

Braided Hopf algebras, double constructions, and applications

open access: yes, 2015
This thesis contains four related papers which study different aspects of double constructions for braided Hopf algebras. The main result is a categorical action of a braided version of the Drinfeld center on a Heisenberg analogue, called the Hopf center.
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Pattern Hopf Algebras. [PDF]

open access: yesAnn Comb, 2022
Penaguiao R.
europepmc   +1 more source

Induced Representations of Hopf Algebras: Applications to Quantum Groups at Roots of 1

open access: yesJournal of Algebra, 1993
The author establishes a connection between the induction functors and the associated cohomology theories of the quantum enveloping algebra of a semisimple Lie algebra of type \(A_{n-1}\) and the quantum linear group defined by \textit{B. Parshall} and \textit{J. Wang} [Quantum linear groups (Mem. Am. Math. Soc. 439) (1991; Zbl 0724.17011)].
openaire   +2 more sources

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