Results 21 to 30 of about 396,927 (287)

Bispectral quantum Knizhnik-Zamolodchikov equations for arbitrary root systems [PDF]

open access: yes, 2009
The bispectral quantum Knizhnik-Zamolodchikov (BqKZ) equation corresponding to the affine Hecke algebra $H$ of type $A_{N-1}$ is a consistent system of $q$-difference equations which in some sense contains two families of Cherednik's quantum affine ...
van Meer, Michel
core   +2 more sources

Apprentissages algébriques

open access: yesAnnales de Didactique et de Sciences Cognitives, 2016
This first article of a series of two presents on teaching elementary algebra different standpoints, not always easy to reconcile with each other; a second article will cover activities to promote the learning of algebra.
Raymond Duval, François Pluvinage
doaj   +1 more source

Meromorphic Solutions of Algebraic Difference Equations [PDF]

open access: yesConstructive Approximation, 2017
12 ...
Ishizaki, Katsuya, Korhonen, Risto
openaire   +3 more sources

Quantum Groups, Coherent States, Squeezing and Lattice Quantum Mechanics [PDF]

open access: yes, 1993
By resorting to the Fock--Bargmann representation, we incorporate the quantum Weyl--Heisenberg ($q$-WH) algebra into the theory of entire analytic functions. The main tool is the realization of the $q$--WH algebra in terms of finite difference operators.
Celeghini   +4 more
core   +3 more sources

Evaluation of a global company «formula one» performance in CIS countries using specific formal logic methods

open access: yesИнтеллект. Инновации. Инвестиции, 2019
The description of complex structured systems involves the use of various logical-mathematical and formal-logical methods. Due to them, it becomes possible to identify common patterns that arise when combining, crossing, supplementing multi-person sets ...
A.B. Ilin
doaj   +1 more source

Warped symmetries of the Kerr black hole

open access: yesJournal of High Energy Physics, 2020
We propose a set of diffeomorphism that act non-trivially near the horizon of the Kerr black hole. We follow the recent developments of Haco-Hawking-Perry-Strominger to quantify this phase space, with the most substantial difference being our choice of ...
Ankit Aggarwal   +2 more
doaj   +1 more source

Extensions of realisations for low-dimensional Lie algebras

open access: yesSciPost Physics Proceedings, 2023
We find extensions of realisations of some low-dimensional Lie algebras, in particular, for the Poincaré algebra for one space dimension. Using inequivalent extensions, we performed comprehensive classification of relative differential invariants for ...
Iryna Yehorchenko
doaj   +1 more source

Algebraic difference between 𝑝-classes of an H*-algebra [PDF]

open access: yesProceedings of the American Mathematical Society, 1996
We show that there do not exist surjective ring homomorphisms between different p p -classes of an infinite-dimensional H*-algebra.
openaire   +1 more source

Numerical Linear Algebra for the Two-Dimensional Bertozzi–Esedoglu–Gillette–Cahn–Hilliard Equation in Image Inpainting

open access: yesMathematics, 2023
In this paper, we present a numerical linear algebra analytical study of some schemes for the Bertozzi–Esedoglu–Gillette–Cahn–Hilliard equation. Both 1D and 2D finite difference discretizations in space are proposed with semi-implicit and implicit ...
Yahia Awad   +2 more
doaj   +1 more source

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