Approximate controllability of delayed fractional stochastic differential systems with mixed noise and impulsive effects

N Hakkar, R Dhayal, A Debbouche, DFM Torres - Fractal and Fractional, 2023 - mdpi.com
We herein report a new class of impulsive fractional stochastic differential systems driven by
mixed fractional Brownian motions with infinite delay and Hurst parameter H^∈(1/2, 1) …

Approximate controllability of fractional stochastic differential equations driven by Rosenblatt process with non-instantaneous impulses

R Dhayal, M Malik - Chaos, Solitons & Fractals, 2021 - Elsevier
In this work, we consider a new class of fractional stochastic differential equations driven by
the Rosenblatt process with non-instantaneous impulses. By employing the sectorial …

Exponential stability, T-controllability and optimal controllability of higher-order fractional neutral stochastic differential equation via integral contractor

D Chalishajar, D Kasinathan, R Kasinathan… - Chaos, Solitons & …, 2024 - Elsevier
The existence, uniqueness, exponential stability with the trajectory (T-) controllability and
optimal control results for mild solutions to the fractional neutral stochastic differential system …

Solvability and optimal controls of non-instantaneous impulsive stochastic fractional differential equation of order q∈(1, 2)

R Dhayal, M Malik, S Abbas - Stochastics, 2021 - Taylor & Francis
In this article, we study the stochastic fractional optimal control problem for a system
governed by a class of non-instantaneous impulsive stochastic fractional differential …

[PDF][PDF] Invariant analysis and conservation laws for the space-time fractional kdv-like equation

JG Liu, XJ Yang, YY Feng, LL Geng - Computation, 2024 - jaac-online.com
Fractional calculus plays an essential role in describing nonlinear phenomena appears in
applied sciences. In this article, we handle mainly the Korteweg-de Vries (KdV)-like equation …

Stability and controllability results of ψ-Hilfer fractional integro-differential systems under the influence of impulses

R Dhayal, Q Zhu - Chaos, Solitons & Fractals, 2023 - Elsevier
This paper is devoted to exploring a new class of ψ-Hilfer fractional integro-differential
systems under the influence of impulses. Using semigroup theory, fixed-point technique, and …

Approximate and trajectory controllability of fractional stochastic differential equation with non‐instantaneous impulses and Poisson jumps

R Dhayal, M Malik, S Abbas - Asian Journal of Control, 2021 - Wiley Online Library
The problem of approximate controllability is investigated in this paper for a class of
fractional stochastic differential equations driven by fractional Brownian motion with non …

Multi-term time-fractional stochastic system with multiple delays in control

A Raheem, A Afreen, A Khatoon - Chaos, Solitons & Fractals, 2023 - Elsevier
In the present paper, we study a multi-term time-fractional stochastic differential equation
with multiple delays in control. We employ a general mild solution of the system, achieved by …

Dynamical behaviors of an epidemic model with partial immunity having nonlinear incidence and saturated treatment in deterministic and stochastic environments

P Saha, B Mondal, U Ghosh - Chaos, Solitons & Fractals, 2023 - Elsevier
This manuscript deals with an epidemic model with partial immunity having nonlinear
incidence and saturated treatment. Positivity and boundedness of the solutions have been …

Stability analysis of Atangana–Baleanu fractional stochastic differential systems with impulses

R Dhayal, JF Gómez-Aguilar… - International Journal of …, 2022 - Taylor & Francis
This paper is devoted to exploring a new class of Atangana–Baleanu fractional stochastic
differential systems driven by fractional Brownian motion with non-instantaneous impulsive …