Results 31 to 40 of about 165,472 (304)

kProbLog: An Algebraic Prolog for Kernel Programming [PDF]

open access: yes, 2016
kProbLog is a simple algebraic extension of Prolog with facts and rules annotated with semiring labels. We propose kProbLog as a language for learning with kernels. kProbLog allows to elegantly specify systems of algebraic expressions on databases. We propose some code examples of gradually increasing complexity, we give a declarative specification of ...
ORSINI, FRANCESCO   +2 more
openaire   +2 more sources

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

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

Bimultiplications and Annihilators of Crossed Modules in Associative Algebras

open access: yesJournal of New Theory, 2021
In this paper, we present a generalization of the concept of the bimultiplication algebra by defining the bimultiplication of crossed modules in associative algebras.
Ummahan Ege Arslan, Serdar Hürmetli
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

The Dunkl kernel and intertwining operator for dihedral groups

open access: yes, 2020
Dunkl operators associated with finite reflection groups generate a commutative algebra of differential-difference operators. There exists a unique linear operator called intertwining operator which intertwines between this algebra and the algebra of ...
De Bie, Hendrik, Lian, Pan
core   +1 more source

Random variables and positive definite Kernels associates with the Schrodinger algebra [PDF]

open access: yes, 2009
We show that the Feinsilver‐Kocik‐Schott (FKS) kernel for the Schrödinger algebra is not positive definite. We show how the FKS Schrödinger kernel can be reduced to a positive definite one through a restriction of the defining parameters of the ...
Accardi, L, Boukas, A
core   +1 more source

Performance and Cost Evaluation of StarPU on AWS: Case Studies With Dense Linear Algebra Kernels and N‐Body Simulations

open access: hybridConcurrency and Computation: Practice and Experience, Volume 38, Issue 3, February 2026.
ABSTRACT Task‐based programming interfaces introduce a paradigm in which computations are decomposed into fine‐grained units of work known as “tasks”. StarPU is a runtime system originally developed to support task‐based parallelism on on‐premise heterogeneous architectures by abstracting low‐level hardware details and efficiently managing resource ...
Vanderlei Munhoz   +5 more
openalex   +2 more sources

T-IDEAL AND α-IDEAL OF BP-ALGEBRAS

open access: yesBarekeng
This paper explores the characteristics of two distinct ideal types within BP-algebra, specifically T-ideal and -ideal. Initially, we elucidate the characteristics of the T-ideal in BP-algebra, establishing its connections with the perfect, normal, and ...
Sri Gemawati   +4 more
doaj   +1 more source

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