Results 1 to 10 of about 311 (111)

A representation for an adjoint operator

open access: yesJournal of Numerical Analysis and Approximation Theory, 1975
Not available.
Stephen P. Travis
doaj   +5 more sources

Torus knots in adjoint representation and Vogel’s universality

open access: yesThe European Physical Journal C
Abstract Vogel’s universality gives a unified description of the adjoint sector of representation theory for simple Lie algebras in terms of three parameters $$\alpha ,\beta ,\gamma $$
Liudmila Bishler, Andrei Mironov
openaire   +3 more sources

Decomposition of the Adjoint Representation of the Small Quantum sl 2 [PDF]

open access: yesCommunications in Mathematical Physics, 1997
Given a finite type root datum and a primitive root of unity $q=\sqrt[l]{1}$, G.~Lusztig has defined in [Lu] a remarkable finite dimensional Hopf algebra $\fu$ over the cyclotomic field ${\Bbb Q}(\sqrt[l]{1})$. In this note we study the adjoint representation $\ad$ of $\fu$ in the simplest case of the root datum $sl_2$.
exaly   +3 more sources

On the adjoint representation of a hopf algebra [PDF]

open access: yesProceedings of the Edinburgh Mathematical Society, 2020
AbstractWe consider the adjoint representation of a Hopf algebra $H$ focusing on the locally finite part, $H_{{\textrm ad\,fin}}$, defined as the sum of all finite-dimensional subrepresentations. For virtually cocommutative $H$ (i.e., $H$ is finitely generated as module over a cocommutative Hopf subalgebra), we show that $H_{{\textrm ad\,fin}}$ is a ...
Kolb S, Lorenz M, Nguyen B, Yammine R
openaire   +3 more sources

Useful relations among the generators in the defining and adjoint representations of SU(N)

open access: yesSciPost Physics Lecture Notes, 2021
There are numerous relations among the generators in the defining and adjoint representations of SU(N). These include Casimir operators, formulae for traces of products of generators, etc.
Howard E. Haber
doaj   +1 more source

Worldline description of a bi-adjoint scalar and the zeroth copy

open access: yesJournal of High Energy Physics, 2021
Bi-adjoint scalars are helpful in studying properties of color/kinematics duality and the double copy, which relates scattering amplitudes of gauge and gravity theories. Here we study bi-adjoint scalars from a worldline perspective.
Fiorenzo Bastianelli   +2 more
doaj   +1 more source

GMOR relation for a QCD-like theory from S-duality

open access: yesPhysics Letters B, 2022
Following [1] we study a QCD-like gauge theory using a non-supersymmetric setup in type IIB string theory. The setup includes an O3 plane and N D3 anti-branes and it realises a USp(2N) ‘electric’ gauge theory with four “quarks” in the two-index ...
Adi Armoni, Henry Harper-Gardner
doaj   +1 more source

An adjoint representation for polynomial algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 1987
This paper shows that a graded polynomial algebra over F 2 {F_2}
Mitchell, Stephen A., Stong, Robert E.
openaire   +2 more sources

SELF-ADJOINT REPRESENTATIONS OF BRAID GROUPS [PDF]

open access: yesJournal of Knot Theory and Its Ramifications, 2012
We give a method to construct new self-adjoint representations of 𝔹n of finite dimension. In particular, we give a family of irreducible self-adjoint representations of dimension arbitrarily large. Moreover we give sufficient condition for a representation to be constructed with this method.
Egea, Claudia Maria, Galina, Esther
openaire   +4 more sources

Models of Self-Adjoint and Unitary Operators in Pontryagin Spaces

open access: yesСовременная математика: Фундаментальные направления, 2022
This paper represents a revised version of the lectures, delivered by the author at KROMSH-2019. These lectures are devoted to describing a few different ways of constructing a model representation for self-adjoint and unitary operators acting in ...
V. A. Strauss
doaj   +1 more source

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