Results 91 to 100 of about 14,642 (224)

Attractors for an Energy‐Damped Viscoelastic Plate Equation

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 14, Page 13864-13881, 30 September 2025.
ABSTRACT In this paper, we consider a class of non‐autonomous beam/plate equations with an integro‐differential damping given by a possibly degenerate memory and an energy damping given by a nonlocal ε$$ \varepsilon $$‐perturbed coefficient. For each ε>0$$ \varepsilon >0 $$, we show that the dynamical system generated by the weak solutions of the ...
V. Narciso   +3 more
wiley   +1 more source

Efficient Simulation of Open Quantum Systems on NISQ Trapped‐Ion Hardware

open access: yesAdvanced Quantum Technologies, Volume 8, Issue 9, September 2025.
Open quantum systems exhibit rich dynamics that can be simulated efficiently on quantum computers, allowing us to learn more about their behavior. This work applies a new method to simulate certain open quantum systems on noisy trapped‐ion quantum hardware.
Colin Burdine   +3 more
wiley   +1 more source

Regular Ordered Ternary Semigroups in Terms of Bipolar Fuzzy Ideals

open access: yesMathematics, 2019
Our main objective is to introduce the innovative concept of (α,ß)-bipolar fuzzy ideals and (α,ß)-bipolar fuzzy generalized bi-ideals in ordered ternary semigroups by using the idea of belongingness and quasi-coincidence of an ...
Shahida Bashir   +2 more
doaj   +1 more source

Free products of ordered semigroups [PDF]

open access: yesProceedings of the American Mathematical Society, 1968
Several years ago A. A. Vinogradov [1] proved that the free product of two ordered groups is orderable. In this note we give a simplified version of his proof, which also holds for semigroups. A semigroup S is said to be ordered iff it has a transitive linear ordering b1b2 in S1S2 iff either a1 > bi or a1 = b1 and a2> b2.
openaire   +2 more sources

An ordered set of Nörlund means

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1981
Nörlund methods of summability are studied as mappings from ℓ1 into ℓ1. Those Nörlund methods that map ℓ1 into ℓ1 are characterized. Inclusion results are given and a class of Nörlund methods is shown to form an ordered abelian semigroup.
J. Defranza
doaj   +1 more source

Positive implicative ordered filters of implicative semigroups

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
We introduce the notion of positive implicative ordered filters in implicative semigroups. We show that every positive implicative ordered filter is both an ordered filter and an implicative ordered filter.
Young Bae Jun, Kyung Ho Kim
doaj   +1 more source

Monotone iterative technique for nonlocal fractional differential equations with finite delay in Banach space

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
In this paper, we extend a monotone iterative technique for nonlocal fractional differential equations with finite delay in an ordered Banach space. By using the monotone iterative technique, theory of fractional calculus, semigroup theory and measure of
Kamal Jeet, Dhirendra Bahuguna
doaj   +1 more source

Ordering coproducts of groups and semigroups

open access: yesJournal of Algebra, 1990
\textit{A. A. Vinogradov} [Mat. Sb., Nov. Ser. 25(67), 163-168 (1949; Zbl 0038.159)] proved that a coproduct of orderable groups is orderable, and \textit{R. E. Johnson} [Proc. Am. Math. Soc. 19, 697-700 (1968; Zbl 0157.050)] extended this result to semigroups.
openaire   +3 more sources

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