This article investigates the issue of optimal control and approximate controllability results
for fractional integrodifferential evolution equations with infinite delay of r∈(1, 2) in Banach …

In this review paper, we are mainly concerned with the numerical methods for solving
fractional equations, which are divided into the fractional differential equations (FDEs), time …

We study optimal control problems for a class of second‐order stochastic differential
equation driven by mixed‐fractional Brownian motion with non‐instantaneous impulses. By …

The objective of this paper is to investigate the optimal control results for Sobolev-type
fractional stochastic Volterra-Fredholm integrodifferential systems of order ϑ∈(1, 2) with …

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 …

The purpose of this paper is to investigate the optimal control for fractional stochastic
integrodifferential systems of order 1< γ< 2. To ensure the existence and uniqueness of mild …

The objective of this paper is to investigate the existence of mild solutions and optimal
controls for a class of fractional neutral stochastic differential equations (NSDEs) driven by …

The main concern of this manuscript is to study the optimal control problem for Hilfer
fractional neutral stochastic integrodifferential systems with infinite delay. Initially, we …

In this paper we consider a class of impulsive ψ-Caputo fractional evolution equations with
nonlocal initial conditions. Firstly, an explicit form of the mild solutions to the considered …

The approximate controllability of a class of fractional stochastic evolution equations
(FSEEs) are discussed in this study utilizes the Hilbert space by using Hilfer derivative. For …