Results 1 to 10 of about 65,669 (137)

Shocks, superconvergence, and a stringy equivalence principle [PDF]

open access: yesJournal of High Energy Physics, 2020
We study propagation of a probe particle through a series of closely situated gravitational shocks. We argue that in any UV-complete theory of gravity the result does not depend on the shock ordering — in other words, coincident gravitational shocks ...
Murat Koloğlu   +3 more
doaj   +4 more sources

Intrinsic non-commutativity of closed string theory

open access: yesJournal of High Energy Physics, 2017
We show that the proper interpretation of the cocycle operators appearing in the physical vertex operators of compactified strings is that the closed string target is noncommutative.
Laurent Freidel   +2 more
doaj   +3 more sources

The Class Equation and the Commutativity Degree for Complete Hypergroups

open access: yesMathematics, 2020
The aim of this paper is to extend, from group theory to hypergroup theory, the class equation and the concept of commutativity degree. Both of them are studied in depth for complete hypergroups because we want to stress the similarities and the ...
Sonea Andromeda, Irina Cristea
exaly   +3 more sources

A NOTE ON β-DERIVATIONS IN PRIME NEAR RING [PDF]

open access: yesMatrix Science Mathematic, 2021
In this paper, we prove commutativity of prime near rings by using the notion of β-derivations. Let M be a prime near ring. If there exist p,q ϵ M and two sided nonzero β-derivation f on M, where β:M→M is a homomorphism, satisfying the following ...
Abdul Rauf Khan   +2 more
doaj   +1 more source

A NOTE ON COMMUTATIVITY OF PRIME NEAR RING WITH GENERALIZED β-DERIVATION [PDF]

open access: yesMatrix Science Mathematic, 2021
In this paper, we prove commutativity of prime near rings by using the notion of β-derivations. Let M be a prime near ring. If there exist 𝑢1 , 𝑣1 𝜖 𝑀 and two sided generalized β-derivation G associated with the nonzero two sided β-derivation 𝑔 on M ...
Abdul Rauf Khan   +2 more
doaj   +1 more source

FOUR AXIOMS FOR A THEORY OF RHYTHMIC SETS AND THEIR IMPLICATIONS

open access: yesOnline Journal of Music Sciences, 2023
In a recent article (Lugos Abarca, 2023) an equation was proposed that allows us to know the number of measures that a song has μ_mar from the musical variables of tempo Τ, song duration t and time signature β. Also, it was found that that by solving the
Josué Alexis LUGOS ABARCA
doaj   +1 more source

A Way to Construct Commutative Hyperstructures

open access: yesComputer Sciences & Mathematics Forum, 2023
This article aims to create commutative hyperstructures, starting with a non-commutative group. Therefore, we consider the starting group to be the dihedral group Dn, where n is a natural number, n>1, and we determine the HX groups associated with the ...
Andromeda Sonea
doaj   +1 more source

Teorema de punto fijo común para funciones ocasionalmente débilmente compatibles satisfaciendo una condición contractiva con alteración de distancia

open access: yesNOVASINERGIA, 2022
This paper aims to establish conditions that guarantee the existence and uniqueness of a common fixed point for a pair of functions defined on a metric space, satisfying a type of contractive inequality involving distance-altering functions.
Orlin Rivas, Wilmer Barrera
doaj   +1 more source

Study on Non-Commutativity Measure of Quantum Discord

open access: yesMathematics, 2019
In this paper, we are concerned with the non-commutativity measure of quantum discord. We first present an explicit expression of the non-commutativity measure of quantum discord in the two-qubit case.
Jin Liang, Chengwei Zhang
doaj   +1 more source

Approximate Counting, the Lovasz Local Lemma and Inference in Graphical Models [PDF]

open access: yes, 2017
In this paper we introduce a new approach for approximately counting in bounded degree systems with higher-order constraints. Our main result is an algorithm to approximately count the number of solutions to a CNF formula $\Phi$ when the width is ...
Commutativity, FPTAS
core   +2 more sources

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