This paper is concerned with controllability of nonlinear fractional delay dynamical systems
with delay in state variables. The solution representations of fractional delay differential …

We study the boundary regional controllability of a class of Riemann–Liouville fractional
semilinear sub-diffusion systems with boundary Neumann conditions. The result is obtained …

This paper is concerned with the controllability of linear fractional differential systems with
delay in state and impulses. The factors of such systems including fractional derivative …

In this paper, we discuss the controllability of fractional Langevin delay dynamical systems
represented by the fractional delay differential equations of order 0< α, β≤ 1. Necessary and …

This paper is concerned with the general solution of linear fractional neutral differential
difference equations. The exponential estimates of the solution and the variation of constant …

This paper is concerned with the reachability and controllability of fractional singular
dynamical systems with control delay. The factors of such systems including the Caputo's …

Controllability is one of the fundamental concepts in mathematical control theory. The fixed
point technique is the most powerful method for the controllability problem for nonlinear …

We investigate the controllability of impulsive neutral functional differential inclusions in
Banach spaces. Our main aim is to find an effective method to solve the controllability …

This paper investigate the relative controllability of nonlinear fractional delay dynamical
system with time varying delay in control. The necessary and sufficient conditions for the …

In this paper we establish the sufficient conditions for controllability of nonlinear fractional
delay integrodifferential systems. The results are obtained by using the solution …