Donal 'Regan

Unique solvability of fractional quadratic nonlinear integral equations

Mohamed Abdalla Darwish, Mohamed M. A. Metwali, Donal 'Regan, 2021 .

Anti-periodic boundary value problem for nonlinear first order ordinary differential equations

Juan J. Nieto, Daniel Franco, Donal 'Regan, 2003 .

Practical Stability of Caputo fractional differential equations by Lyapunov functions

Ravi P. Agarwal, Snezhana Hristova, Donal 'Regan, 2016 .

A surjectivity problem for 3 by 3 matrices

Constantin Buse, Olivia Saierli, Donal 'Regan, 2019, Operators and Matrices.

A general existence theorem for the singular equation (ϕ_p(y'))'+f(t,y)=0

Haishen Lü, Donal 'Regan, H. Lü, 2002 .

A Class of Nonlocal Fractional Evolution Equations and Optimal Controls

Ravi P. Agarwal, Vasile Lupulescu, Donal 'Regan, 2017 .

Evolution equations with causal operators

Ravi P. Agarwal, Vasile Lupulescu, Sadia Arshad, 2015 .

Multiple Positive Solutions of Fourth-order Boundary Value Problems

Ravi P. Agarwal, Daqing Jiang, Donal 'Regan, 2005 .