Results 31 to 40 of about 161,671 (322)

Generalizations of the double-copy: the KLT bootstrap

open access: yesJournal of High Energy Physics, 2022
We formulate a new program to generalize the double-copy of tree amplitudes. The approach exploits the link between the identity element of the “KLT algebra” and the KLT kernel, and we demonstrate how this leads to a set of KLT bootstrap equations that ...
Huan-Hang Chi   +4 more
doaj   +1 more source

Logarithmic extensions of minimal models: characters and modular transformations [PDF]

open access: yes, 2006
We study logarithmic conformal field models that extend the (p,q) Virasoro minimal models. For coprime positive integers $p$ and $q$, the model is defined as the kernel of the two minimal-model screening operators.
A.M. Gainutdinov   +52 more
core   +5 more sources

Integrability of unitary representations on reproducing kernel spaces [PDF]

open access: yes, 2014
Let g be a Banach Lie algebra and \tau : g ---> g an involution. Write g=h+q for the eigenspace decomposition of g with respect to \tau and g^c := h+iq for the dual Lie algebra.
Merigon, Stephane   +2 more
core   +1 more source

On the congruence kernel for simple algebraic groups [PDF]

open access: yesProceedings of the Steklov Institute of Mathematics, 2016
This paper contains several results about the structure of the congruence kernel C^(S)(G) of an absolutely almost simple simply connected algebraic group G over a global field K with respect to a set of places S of K. In particular, we show that C^(S)(G) is always trivial if S contains a generalized arithmetic progression.
Gopal Prasad, Andrei S. Rapinchuk
openaire   +3 more sources

Characterization of Almost Semi-Heyting Algebra

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2020
In this paper, we initiate the discourse on the properties that hold in an almost semi-Heyting algebra but not in an semi-Heyting almost distributive lattice.
Srikanth V.V.V.S.S.P.S.   +2 more
doaj   +1 more source

On Quasi-P-Almost Distributive Lattices

open access: yesDiscussiones Mathematicae - General Algebra and Applications, 2020
In this paper, the concept of quasi pseudo-complementation on an Almost Distributive Lattice (ADL) as a generalization of pseudo-complementation on an ADL is introduced and its properties are studied.
Bandaru Ravi Kumar, Rao G.C.
doaj   +1 more source

On Approximate Birkhoff-James Orthogonality and Approximate $ast$-orthogonality in $C^ast$-algebras [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2019
We offer a new definition of $varepsilon$-orthogonality in normed spaces, and we try to explain some properties of which. Also we introduce some types of $varepsilon$-orthogonality in an arbitrary  $C^ast$-algebra $mathcal{A}$, as a Hilbert $C^ast ...
Seyed Mohammad Sadegh Nabavi Sales
doaj   +1 more source

Auxiliary representations of Lie algebras and the BRST constructions [PDF]

open access: yes, 2000
The method of construction of auxiliary representations for a given Lie algebra is discussed in the framework of the BRST approach. The corresponding BRST charge turns out to be non -- hermitian.
Burdik, C., Pashnev, A., Tsulaia, M.
core   +2 more sources

Benefits of Open Quantum Systems for Quantum Machine Learning

open access: yesAdvanced Quantum Technologies, EarlyView., 2023
Quantum machine learning (QML), poised to transform data processing, faces challenges from environmental noise and dissipation. While traditional efforts seek to combat these hindrances, this perspective proposes harnessing them for potential advantages. Surprisingly, under certain conditions, noise and dissipation can benefit QML.
María Laura Olivera‐Atencio   +2 more
wiley   +1 more source

A vertex operator algebra construction of the colour-kinematics dual numerator

open access: yesJournal of High Energy Physics, 2018
We derive a vertex operator based expression for the kinematic numerators of Yang-Mills amplitudes by applying the momentum kernel formalism to open string amplitudes. The expression involves an α ′ -weighted commutator induced by the monodromy relations
Chih-Hao Fu, Pierre Vanhove, Yihong Wang
doaj   +1 more source

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