Results 11 to 20 of about 156 (82)

Results on the approximate controllability of Atangana-Baleanu fractional stochastic delay integrodifferential systems

open access: yesAlexandria Engineering Journal, 2023
The approximate controllability results of Atangana-Baleanu fractional stochastic integrodifferential systems with infinite delay are the topic of this paper.
M. Johnson   +5 more
doaj   +1 more source

Existence and total controllability results of fuzzy delay differential equation with non-instantaneous impulses

open access: yesAlexandria Engineering Journal, 2021
In this work, we consider a fuzzy delay differential system with non-instantaneous impulses and investigate the existence, uniqueness and total controllability results.
Anil Kumar   +2 more
doaj   +1 more source

Theoretical observers for infinite dimensional skew-symmetric systems

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2020
The observer construction has a main importance in the control theory and its applications for the systems of infinite dimension. Even if the system’ state has an infinite dimension, its estimation is given using some physical measures of finite ...
Judicael Deguenon, Barbulescu Alina
doaj   +1 more source

On the approximate controllability of non-densely defined Sobolev-type nonlocal Hilfer fractional neutral Volterra-Fredholm delay integro-differential system

open access: yesAlexandria Engineering Journal, 2023
The main focus of our discussion is the approximate controllability of non-densely defined Sobolev-type Hilfer fractional neutral Volterra–Fredholm integro-differential systems.
K. Kavitha   +2 more
doaj   +1 more source

An interpretation on controllability of Hilfer fractional derivative with nondense domain

open access: yesAlexandria Engineering Journal, 2022
Controllability results of Hilfer delay fractional derivative(HDFD) with nondense operator have been articulated in this article. Primary discussions were made on the existence of mild solution using the Banach contraction principle and continued with ...
C. Ravichandran   +4 more
doaj   +1 more source

Hilfer fractional neutral stochastic Sobolev-type evolution hemivariational inequality: Existence and controllability☆

open access: yesAin Shams Engineering Journal, 2023
This paper discusses the approximate controllability of hemivariational inequalities of the Sobolev-type Hilfer fractional neutral stochastic evolution system.
Yong-Ki Ma   +5 more
doaj   +1 more source

Approximate controllability of Atangana-Baleanu fractional neutral delay integrodifferential stochastic systems with nonlocal conditions☆

open access: yesAin Shams Engineering Journal, 2023
The study of approximate controllability results ensures the essential conditions required for a solution. Keeping the importance of the study, we initiate the existence and approximate controllability an Atangana-Baleanu-Caputo (ABC)-fractional order ...
Yong-Ki Ma   +5 more
doaj   +1 more source

Study of Hilfer fractional evolution equations by the properties of controllability and stability

open access: yesAlexandria Engineering Journal, 2021
This paper is devoted to discuss Hilfer fractional evolution equations through its controllability and stability in a Banach space. We achieve our claims and conclusions by first demonstrating the nature and uniqueness of the suggested set of equations ...
Pallavi Bedi   +3 more
doaj   +1 more source

Controllability of fractional stochastic evolution equations with nonlocal conditions and noncompact semigroups

open access: yesOpen Mathematics, 2020
This article deals with the exact controllability for a class of fractional stochastic evolution equations with nonlocal initial conditions in a Hilbert space under the assumption that the semigroup generated by the linear part is noncompact.
Ding Yonghong, Li Yongxiang
doaj   +1 more source

Approximate controllability of impulsive neutral stochastic differentialequations with fractional Brownian motion in a Hilbert space

open access: yesAdvances in Differential Equations, 2014
Approximate controllability for impulsive neutral stochastic functionaldifferential equations with finite delay and fractional Brownian motion in aHilbert space are studied.
H. Ahmed
semanticscholar   +1 more source

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