Results 101 to 110 of about 1,595,421 (249)

Semigroup presentations [PDF]

open access: yes, 2012
In this thesis we consider in detail the following two fundamental problems for semigroup presentations: 1. Given a semigroup find a presentation defining it. 2. Given a presentation describe the semigroup defined by it.
Ruškuc, Nik
core   +2 more sources

Topological properties of C0 $C^{0}$-solution set for impulsive evolution inclusions

open access: yesBoundary Value Problems, 2018
In this paper, we study the topological properties to a C0 $C^{0}$-solution set of impulsive evolution inclusions. The definition of C0 $C^{0}$-solutions for impulsive functional evolution inclusions is introduced.
Lu Zhang, Yong Zhou, Bashir Ahmad
doaj   +1 more source

Invariant Measure and Universality of the 2D Yang–Mills Langevin Dynamic

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 8, Page 1973-2102, August 2026.
ABSTRACT We prove that the Yang–Mills (YM) measure for the trivial principal bundle over the two‐dimensional torus, with any connected, compact structure group, is invariant for the associated renormalised Langevin dynamic. Our argument relies on a combination of regularity structures, lattice gauge‐fixing and Bourgain's method for invariant measures ...
Ilya Chevyrev, Hao Shen
wiley   +1 more source

E-disjunctive inverse semigroups [PDF]

open access: yes
In this paper we provide an overview of the class of inverse semigroups S such that every non-trivial congruence on S relates at least one idempotent to a non-idempotent; such inverse semigroups are called E-disjunctive.
Levine, Alex   +3 more
core   +3 more sources

KdV limit for the Vlasov–Poisson–Landau system

open access: yesJournal of the London Mathematical Society, Volume 114, Issue 2, August 2026.
Abstract We are concerned with the fluid limit to KdV equations for the one‐dimensional Vlasov–Poisson–Landau system that describes the dynamics of ions in plasma with the electron density determined by the self‐consistent electric potential through the so‐called Boltzmann relation. Formally, it is well known that as the Knudsen number ε→0$\varepsilon \
Renjun Duan, Dongcheng Yang, Hongjun Yu
wiley   +1 more source

Quantum Inverse Semigroups [PDF]

open access: yes, 2023
In this work, the notion of a quantum inverse semigroup is introduced as a linearized generalization of inverse semigroups. Beyond the algebra of an inverse semigroup, which is the natural example of a quantum inverse semigroup, several other examples of
Batista, Eliezer   +2 more
core   +1 more source

Subsemigroups of inverse semigroups

open access: yesLe Matematiche, 1996
See directly the article.
Boris M. Schein
doaj  

Module version of tensorizing maps and tensor products on $C^*$-algebras [PDF]

open access: yesAUT Journal of Mathematics and Computing
For $C^*$-algebras $\mathfrak{A}, A$ and $ B $ where $ A $ and $ B $ are $\mathfrak{A}$-bimodules with compatible actions, we consider amalgamated $\mathfrak{A} $-module tensor product of $ A $ and $ B $ and study its relation with the C*-tensor product ...
Ahmad Shirinkalam
doaj   +1 more source

Isomorphism Theorems for Groupoids and Some Applications

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2020
Using an algebraic point of view we present an introduction to the groupoid theory; that is, we give fundamental properties of groupoids as uniqueness of inverses and properties of the identities and study subgroupoids, wide subgroupoids, and normal ...
Jesús Ávila   +2 more
doaj   +1 more source

Some Propositions about Inverse Semigroups [PDF]

open access: yes, 2016
The inverse semigroups are semigroups studied by many algebraists. In this paper we will formulate and prove some other propositions on these semigroups.
Reka, Arben   +3 more
core   +1 more source

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