Donal O'Regan - RankMe

184 papers Journal 184

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Boundary stabilization for a nonlinear flexible beam under an adaptive fractional-order proportional-integral control. Commun. Nonlinear Sci. Numer. Simul. Cuiying Li, Xin Wang, Yi Cheng, Donal O'Regan
2025	J	`jnl`	Existence and Mittag-Leffler Stability for the Solution of a Fuzzy Fractional System with Application of Laplace Transforms to Solve Fractional Differential Systems. Algorithms Mohammad Saeid Abolhassanifar, Reza Saadati, Mohammad Bagher Ghaemi, Donal O'Regan
2024	J	`jnl`	Cohen-Grossberg Neural Network Delay Models with Fractional Derivatives with Respect to Another Function - Theoretical Bounds of the Solutions. Axioms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2024	J	`jnl`	Soliton Solution of the Nonlinear Time Fractional Equations: Comprehensive Methods to Solve Physical Models. Axioms Donal O'Regan, Safoura Rezaei Aderyani, Reza Saadati, Mustafa Inç
2024	J	`jnl`	Solving the Fornberg-Whitham Model Derived from Gilson-Pickering Equations by Analytical Methods. Axioms Donal O'Regan, Safoura Rezaei Aderyani, Reza Saadati, Tofigh Allahviranloo
2023	J	`jnl`	A note on noncompact collectively coincidence point theory. Period. Math. Hung. Donal O'Regan
2023	J	`jnl`	Boundary Value Problems for Fractional Differential Equations of Caputo Type and Ulam Type Stability: Basic Concepts and Study. Axioms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2023	J	`jnl`	Mittag-Leffler-Type Stability of BAM Neural Networks Modeled by the Generalized Proportional Riemann-Liouville Fractional Derivative. Axioms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2023	J	`jnl`	Solvability of a Boundary Value Problem Involving Fractional Difference Equations. Axioms Zhiwei Lv, Chun Wu, Donal O'Regan, Jiafa Xu
2023	J	`jnl`	Stability Results and Parametric Delayed Mittag-Leffler Matrices in Symmetric Fuzzy-Random Spaces with Application. Symmetry Donal O'Regan, Safoura Rezaei Aderyani, Reza Saadati, Chenkuan Li
2023	J	`jnl`	Stability of non-instantaneous impulsive systems in Hilbert spaces. Commun. Nonlinear Sci. Numer. Simul. Mengmeng Li, Jin Rong Wang, Donal O'Regan
2023	J	`jnl`	Stability of solutions for fuzzy set optimization problems with applications. Fuzzy Sets Syst. Chuangliang Zhang, Nan-jing Huang, Donal O'Regan
2022	J	`jnl`	A Strong Convergence Theorem for Solving an Equilibrium Problem and a Fixed Point Problem Using the Bregman Distance. J. Optim. Theory Appl. Mostafa Ghadampour, Ebrahim Soori, Ravi P. Agarwal, Donal O'Regan
2022	J	`jnl`	An existence result for a new class of fuzzy fractional differential inclusions with Clarke's subdifferential via resolvent operators in Banach spaces. Fuzzy Sets Syst. Vo Minh Tam, Nguyen Van Hung, Donal O'Regan
2022	J	`jnl`	Controllability Results for First Order Impulsive Fuzzy Differential Systems. Axioms Rui Liu, Michal Feckan, Donal O'Regan, JinRong Wang
2022	J	`jnl`	Fuzzy Control Problem via Random Multi-Valued Equations in Symmetric F-n-NLS. Symmetry Reza Saadati, Tofigh Allahviranloo, Donal O'Regan, Fehaid Salem Alshammari
2022	J	`jnl`	Minimum Superstability of Stochastic Ternary Antiderivations in Symmetric Matrix-Valued FB-Algebras and Symmetric Matrix-Valued FC-⋄-Algebras. Symmetry Zahra Eidinejad, Reza Saadati, Donal O'Regan, Fehaid Salem Alshammari
2022	J	`jnl`	Mittag-Leffler Type Stability of Delay Generalized Proportional Caputo Fractional Differential Equations: Cases of Non-Instantaneous Impulses, Instantaneous Impulses and without Impulses. Symmetry Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2022	J	`jnl`	Modular Stability Analysis of a Nonlinear Stochastic Fractional Volterra IDE. Algorithms Azam Ahadi, Zahra Eidinejad, Reza Saadati, Donal O'Regan
2022	J	`jnl`	New Hermite-Hadamard Type Inequalities in Connection with Interval-Valued Generalized Harmonically (h1, h2)-Godunova-Levin Functions. Symmetry Soubhagya Kumar Sahoo, Pshtiwan Othman Mohammed, Donal O'Regan, Muhammad Tariq, Kamsing Nonlaopon
2022	J	`jnl`	Positive Solutions for a High-Order Riemann-Liouville Type Fractional Integral Boundary Value Problem Involving Fractional Derivatives. Symmetry Wuyang Wang, Jun Ye, Jiafa Xu, Donal O'Regan
2022	J	`jnl`	Stability of Gene Regulatory Networks Modeled by Generalized Proportional Caputo Fractional Differential Equations. Entropy Ricardo Almeida, Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2022	J	`jnl`	Ulam type stability for first-order linear and nonlinear impulsive fuzzy differential equations. Int. J. Comput. Math. Rui Liu, Michal Feckan, JinRong Wang, Donal O'Regan
2022	J	`jnl`	Vector-valued functions on time scales and random differential equations. Comput. Appl. Math. Martin Bohner, Vasile Lupulescu, Donal O'Regan, Waqas Ali Azhar
2022	J	`jnl`	g-Expectation for Conformable Backward Stochastic Differential Equations. Axioms Mei Luo, Michal Feckan, Jin-Rong Wang, Donal O'Regan
2021	J	`jnl`	A new derivative concept for set-valued and fuzzy-valued functions. Differential and integral calculus in quasilinear metric spaces. Fuzzy Sets Syst. Vasile Lupulescu, Donal O'Regan
2021	J	`jnl`	Coincidence Theory in the Coercive Case and Minimax Inequalities. Symmetry Donal O'Regan
2021	J	`jnl`	Lyapunov Functions and Lipschitz Stability for Riemann-Liouville Non-Instantaneous Impulsive Fractional Differential Equations. Symmetry Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2021	J	`jnl`	Maximal Type Elements for Families. Symmetry Donal O'Regan
2021	J	`jnl`	Quadratic Lyapunov Functions for Stability of the Generalized Proportional Fractional Differential Equations with Applications to Neural Networks. Axioms Ricardo Almeida, Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2020	J	`jnl`	A new class of generalized multiobjective games in bounded rationality with fuzzy mappings: Structural (λ, ε)-stability and (λ, ε)-robustness to ε-equilibria. J. Comput. Appl. Math. Nguyen Van Hung, Vo Minh Tam, Donal O'Regan, Yeol Je Cho
2020	J	`jnl`	An Initial Value Problem Involving Caputo-Hadamard Fractional Derivative: The Extremal Solutions and Stabilization. J. Adv. Eng. Comput. Donal O'Regan, Ngo Van Hoa
2020	J	`jnl`	Approximate solution of the backward problem for Kirchhoff's model of Parabolic type with discrete random noise. Comput. Math. Appl. Nguyen Anh Triet, Duc Phuong Nguyen, Donal O'Regan, Nguyen Huy Tuan
2020	J	`jnl`	Coincidence Continuation Theory for Multivalued Maps with Selections in a Given Class. Axioms Donal O'Regan
2020	J	`jnl`	Convergence analysis of solution sets for fuzzy optimization problems. J. Comput. Appl. Math. Nguyen Van Hung, Vo Minh Tam, Nguyen Huy Tuan, Donal O'Regan
2020	J	`jnl`	Existence of solutions for a new class of fuzzy differential inclusions with resolvent operators in Banach spaces. Comput. Appl. Math. Nguyen Van Hung, Vo Minh Tam, Donal O'Regan
2020	J	`jnl`	Final value problem for nonlinear time fractional reaction-diffusion equation with discrete data. J. Comput. Appl. Math. Nguyen Huy Tuan, Dumitru Baleanu, Tran Ngoc Thach, Donal O'Regan, Nguyen Huu Can
2020	J	`jnl`	Impulsive Evolution Equations with Causal Operators. Symmetry Tahira Jabeen, Ravi P. Agarwal, Vasile Lupulescu, Donal O'Regan
2020	J	`jnl`	Iterative Algorithm for Solving Scalar Fractional Differential Equations with Riemann-Liouville Derivative and Supremum. Algorithms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan, Kremena Stefanova
2020	J	`jnl`	On a terminal value problem for pseudoparabolic equations involving Riemann-Liouville fractional derivatives. Appl. Math. Lett. Bao Ngoc Tran, Yong Zhou, Donal O'Regan, Nguyen Huy Tuan
2020	J	`jnl`	On the solutions of first-order linear impulsive fuzzy differential equations. Fuzzy Sets Syst. Rui Liu, JinRong Wang, Donal O'Regan
2020	J	`jnl`	On well-posedness of the sub-diffusion equation with conformable derivative model. Commun. Nonlinear Sci. Numer. Simul. Nguyen Huy Tuan, Bao Ngoc Tran, Dumitru Baleanu, Donal O'Regan
2020	J	`jnl`	Positive Solutions for a System of Hadamard-Type Fractional Differential Equations with Semipositone Nonlinearities. Complex. Youzheng Ding, Jiqiang Jiang, Donal O'Regan, Jiafa Xu
2020	J	`jnl`	Regularized gap functions and error bounds for generalized mixed weak vector quasivariational inequality problems in fuzzy environments. Fuzzy Sets Syst. Nguyen Van Hung, Vo Minh Tam, Nguyen Huy Tuan, Donal O'Regan
2020	J	`jnl`	Two-Parameter Regularization Method for a Nonlinear Backward Heat Problem with a Conformable Derivative. Complex. Vu Ho, Donal O'Regan, Ngo Van Hoa
2020	J	`jnl`	Ulam type stability of first-order linear impulsive fuzzy differential equations. Fuzzy Sets Syst. Rui Liu, JinRong Wang, Donal O'Regan
2019	J	`jnl`	Basic Concepts of Riemann-Liouville Fractional Differential Equations with Non-Instantaneous Impulses. Symmetry Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2019	J	`jnl`	Calculus of fuzzy vector-valued functions and almost periodic fuzzy vector-valued functions on time scales. Fuzzy Sets Syst. Chao Wang, Ravi P. Agarwal, Donal O'Regan
2019	J	`jnl`	Existence and uniqueness of mild solutions for a final value problem for nonlinear fractional diffusion systems. Commun. Nonlinear Sci. Numer. Simul. Bao Ngoc Tran, Nguyen Huy Tuan, Donal O'Regan
2019	J	`jnl`	Hyers-Ulam Stability for Linear Differences with Time Dependent and Periodic Coefficients. Symmetry Constantin Buse, Donal O'Regan, Olivia Saierli
2019	J	`jnl`	Hyers-Ulam Stability for Linear Differences with Time Dependent and Periodic Coefficients: The Case When the Monodromy Matrix Has Simple Eigenvalues. Symmetry Constantin Buse, Donal O'Regan, Olivia Saierli
2019	J	`jnl`	Inertial manifold for semi-linear non-instantaneous impulsive parabolic equations in an admissible space. Commun. Nonlinear Sci. Numer. Simul. Peng Yang, JinRong Wang, Donal O'Regan, Michal Feckan
2019	J	`jnl`	Iterative learning control for differential inclusions of parabolic type with noninstantaneous impulses. Appl. Math. Comput. Shengda Liu, JinRong Wang, Dong Shen, Donal O'Regan
2019	J	`jnl`	Lipschitz Stability for Non-Instantaneous Impulsive Caputo Fractional Differential Equations with State Dependent Delays. Axioms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2019	J	`jnl`	On the approximate controllability for fractional evolution inclusions of Sobolev and Clarke subdifferential type. IMA J. Math. Control. Inf. Xianghu Liu, JinRong Wang, Donal O'Regan
2018	J	`jnl`	A class of nonlinear non-instantaneous impulsive differential equations involving parameters and fractional order. Appl. Math. Comput. Dan Yang, JinRong Wang, Donal O'Regan
2018	J	`jnl`	A note on initial value problems for fractional fuzzy differential equations. Fuzzy Sets Syst. Ngo Van Hoa, Vasile Lupulescu, Donal O'Regan
2018	J	`jnl`	Asymptotic stability of solutions of impulsive multi-delay differential equations. Trans. Inst. Meas. Control Zhongli You, JinRong Wang, Donal O'Regan
2018	J	`jnl`	Coincidence for morphisms based on compactness conditions on countable sets. Appl. Math. Comput. Donal O'Regan
2018	J	`jnl`	Ergodic property of a Lotka-Volterra predator-prey model with white noise higher order perturbation under regime switching. Appl. Math. Comput. Li Zu, Daqing Jiang, Donal O'Regan, Tasawar Hayat, Bashir Ahmad
2018	J	`jnl`	Global Mittag - Leffler Synchronization for Neural Networks Modeled by Impulsive Caputo Fractional Differential Equations with Distributed Delays. Symmetry Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2018	J	`jnl`	Intersection Theorems with Applications in Optimization. J. Optim. Theory Appl. Ravi P. Agarwal, Mircea Balaj, Donal O'Regan
2018	J	`jnl`	Iterative techniques for the initial value problem for Caputo fractional differential equations with non-instantaneous impulses. Appl. Math. Comput. Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2018	J	`jnl`	Lyapunov Functions to Caputo Fractional Neural Networks with Time-Varying Delays. Axioms Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2018	J	`jnl`	On state dependent non-local conditions. Appl. Math. Lett. Eduardo Hernández Morales, Donal O'Regan
2018	J	`jnl`	Representation of a solution for a fractional linear system with pure delay. Appl. Math. Lett. Chengbin Liang, JinRong Wang, Donal O'Regan
2017	J	`jnl`	Asymptotic properties of the solutions of nonlinear non-instantaneous impulsive differential equations. J. Frankl. Inst. Dan Yang, JinRong Wang, Donal O'Regan
2017	J	`jnl`	Common Fixed Point Theorems in Topological Vector Spaces via Intersection Theorems. J. Optim. Theory Appl. Ravi P. Agarwal, Mircea Balaj, Donal O'Regan
2017	J	`jnl`	Monotone iterative technique for the initial value problem for differential equations with non-instantaneous impulses. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan, Snezhana G. Hristova
2017	J	`jnl`	Noninstantaneous impulses in Caputo fractional differential equations and practical stability via Lyapunov functions. J. Frankl. Inst. Ravi P. Agarwal, Snezhana G. Hristova, Donal O'Regan
2017	J	`jnl`	Practical stability with respect to initial time difference for Caputo fractional differential equations. Commun. Nonlinear Sci. Numer. Simul. Ravi P. Agarwal, Donal O'Regan, Snezhana G. Hristova, Muhammed Çiçek
2017	J	`jnl`	Solving interval-valued fractional initial value problems under Caputo gH-fractional differentiability. Fuzzy Sets Syst. Ngo Van Hoa, Vasile Lupulescu, Donal O'Regan
2016	J	`jnl`	A class of impulsive differential variational inequalities in finite dimensional spaces. J. Frankl. Inst. Xue-song Li, Nan-jing Huang, Donal O'Regan
2016	J	`jnl`	Global dissipativity of memristor-based complex-valued neural networks with time-varying delays. Neural Comput. Appl. R. Rakkiyappan, G. Velmurugan, Xiaodi Li, Donal O'Regan
2016	J	`jnl`	The periodic solutions of a stochastic chemostat model with periodic washout rate. Commun. Nonlinear Sci. Numer. Simul. Liang Wang, Daqing Jiang, Donal O'Regan
2015	J	`jnl`	A Kamenev-type oscillation result for a linear (1+α)-order fractional differential equation. Appl. Math. Comput. Dumitru Baleanu, Octavian G. Mustafa, Donal O'Regan
2015	J	`jnl`	Conditions for persistence and ergodicity of a stochastic Lotka-Volterra predator-prey model with regime switching. Commun. Nonlinear Sci. Numer. Simul. Li Zu, Daqing Jiang, Donal O'Regan
2015	J	`jnl`	Extremal solutions for nonlinear fractional boundary value problems with p-Laplacian. J. Comput. Appl. Math. Youzheng Ding, Zhongli Wei, Jiafa Xu, Donal O'Regan
2015	J	`jnl`	Fractional calculus and fractional differential equations in nonreflexive Banach spaces. Commun. Nonlinear Sci. Numer. Simul. Ravi P. Agarwal, Vasile Lupulescu, Donal O'Regan, Ghaus ur Rahman
2015	J	`jnl`	Generalized Well-Posedness for Symmetric Vector Quasi-Equilibrium Problems. J. Appl. Math. Wei-bing Zhang, Nan-jing Huang, Donal O'Regan
2014	J	`jnl`	A Common Fixed Point Theorem with Applications. J. Optim. Theory Appl. Ravi P. Agarwal, Mircea Balaj, Donal O'Regan
2014	J	`jnl`	Existence of weak solutions for a fourth-order Navier boundary value problem. Appl. Math. Lett. Jiafa Xu, Wei Dong, Donal O'Regan
2014	J	`jnl`	Geodesic J. Appl. Math. Sheng-lan Chen, Nan-jing Huang, Donal O'Regan
2014	J	`jnl`	Nonautonomous impulsive systems with unbounded nonlinear terms. Appl. Math. Comput. Xiaoqing Yuan, Yong-Hui Xia, Donal O'Regan
2014	J	`jnl`	Refinements of Generalized Hölder's Inequalities. J. Appl. Math. Jingfeng Tian, Wen-Li Wang, Donal O'Regan
2014	J	`jnl`	The long time behavior of a predator-prey model with disease in the prey by stochastic perturbation. Appl. Math. Comput. Qiumei Zhang, Daqing Jiang, Zhenwen Liu, Donal O'Regan
2013	J	`jnl`	A New Gap Function for Vector Variational Inequalities with an Application. J. Appl. Math. Hui-qiang Ma, Nan-jing Huang, Meng Wu, Donal O'Regan
2013	J	`jnl`	Almost periodic solutions for a Volterra model with mutual interference and Holling type III functional response. Appl. Math. Comput. Cong Zhang, Nan-jing Huang, Donal O'Regan
2013	J	`jnl`	Comments on Some Recent Results on Controllability of Abstract Differential Problems. J. Optim. Theory Appl. Eduardo Hernández Morales, Donal O'Regan, Krishnan Balachandran
2013	J	`jnl`	Existence of solutions for semi-linear abstract differential equations with not instantaneous impulses. Appl. Math. Comput. Michelle Pierri, Donal O'Regan, Vanessa Rolnik
2013	J	`jnl`	Fixed points and exponential stability for a stochastic neutral cellular neural network. Appl. Math. Lett. Chengjun Guo, Donal O'Regan, Feiqi Deng, Ravi P. Agarwal
2013	J	`jnl`	The theory of pseudo-linear operators. Knowl. Based Syst. Barnabás Bede, Donal O'Regan
2013	J	`jnl`	Well-posedness for generalized quasi-variational inclusion problems and for optimization problems with constraints. J. Glob. Optim. San-hua Wang, Nan-jing Huang, Donal O'Regan
2012	J	`jnl`	A Unifying Approach to Variational Relation Problems. J. Optim. Theory Appl. Ravi P. Agarwal, Mircea Balaj, Donal O'Regan
2012	J	`jnl`	A variational approach to the eigenvalue problem for higher order BVPs with singular nonlinearities. Appl. Math. Comput. Donal O'Regan, Aleksandra Orpel
2012	J	`jnl`	Coincidence theory for multimaps. Appl. Math. Comput. Donal O'Regan
2012	J	`jnl`	Gaps between zeros of second-order half-linear differential equations. Appl. Math. Comput. S. H. Saker, Ravi P. Agarwal, Donal O'Regan
2012	J	`jnl`	On a new class of abstract integral equations and applications. Appl. Math. Comput. Eduardo Hernández Morales, Donal O'Regan, Maria Aparecida Bená
2012	J	`jnl`	Positive solutions of a focal problem for one-dimensional p-Laplacian equations. Math. Comput. Model. Zhilin Yang, Donal O'Regan
2012	J	`jnl`	Stability analysis of generalized impulsive functional differential equations. Math. Comput. Model. Diwang Lin, Xiaodi Li, Donal O'Regan
2011	J	`jnl`	Anti-periodic solutions for evolution equations associated with maximal monotone mappings. Appl. Math. Lett. Yuqing Chen, Juan J. Nieto, Donal O'Regan
2011	J	`jnl`	Applications of linking to Hammerstein integral equations. Appl. Math. Comput. Donal O'Regan
2011	J	`jnl`	Characterization of self-adjoint ordinary differential operators. Math. Comput. Model. Mohamed A. El-Gebeily, Donal O'Regan, Ravi P. Agarwal
2011	J	`jnl`	Eigenvalue intervals for higher order problems with singular nonlinearities. Appl. Math. Comput. Donal O'Regan, Aleksandra Orpel
2011	J	`jnl`	Non-trivial solutions for nonlinear fourth-order elastic beam equations. Comput. Math. Appl. Gabriele Bonanno, Beatrice Di Bella, Donal O'Regan
2011	J	`jnl`	Stability of some set-valued functional equations. Appl. Math. Lett. Choonkil Park, Donal O'Regan, Reza Saadati
2010	J	`jnl`	A monotone iterative technique for stationary and time dependent problems in Banach spaces. J. Comput. Appl. Math. Mohamed A. El-Gebeily, Donal O'Regan, Juan J. Nieto
2010	J	`jnl`	Anti-periodic solutions for evolution equations associated with monotone type mappings. Appl. Math. Lett. Yuqing Chen, Donal O'Regan, Ravi P. Agarwal
2010	J	`jnl`	Bounds for analytic solutions to integral equations in the complex domain. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan, Sandra Pinelas
2010	J	`jnl`	Essential extension type maps for general classes of maps. Appl. Math. Comput. Donal O'Regan
2010	J	`jnl`	Infinitely many weak solutions for a class of quasilinear elliptic systems. Math. Comput. Model. Gabriele Bonanno, Giovanni Molica Bisci, Donal O'Regan
2010	J	`jnl`	Periodic constant-sign solutions for systems of Hill's equations. Asymptot. Anal. Ravi P. Agarwal, Donal O'Regan, Patricia J. Y. Wong
2010	J	`jnl`	Strong convergence theorems for relatively nonexpansive mappings in Banach spaces with applications. Comput. Math. Appl. Xi Li, Nan-jing Huang, Donal O'Regan
2010	J	`jnl`	Type I operators and the approximation of singular two-point boundary value problems. Appl. Math. Comput. Mohamed A. El-Gebeily, Donal O'Regan, Salim Messauodi
2010	J	`jnl`	Uniform separable differential operators with parameters. J. Frankl. Inst. Ravi P. Agarwal, Donal O'Regan, Veli B. Shakhmurov
2009	J	`jnl`	A note on the degree for maximal monotone mappings in finite dimensional spaces. Appl. Math. Lett. Yuqing Chen, Donal O'Regan, Fulong Wang, Ravi P. Agarwal
2009	J	`jnl`	A selection of oscillation criteria for second-order differential inclusions. Appl. Math. Lett. Said R. Grace, Ravi P. Agarwal, Donal O'Regan
2009	J	`jnl`	B-Separable boundary value problems in Banach-valued function spaces. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan, Veli B. Shakhmurov
2009	J	`jnl`	Constant-sign solutions for systems of singular integral equations of Hammerstein type. Math. Comput. Model. Ravi P. Agarwal, Donal O'Regan, Patricia J. Y. Wong
2009	J	`jnl`	Controllability of Volterra-Fredholm type systems in Banach spaces. J. Frankl. Inst. Eduardo Hernández Morales, Donal O'Regan
2009	J	`jnl`	Degree theory for monotone type mappings in non-reflexive Banach spaces. Appl. Math. Lett. Fulong Wang, Yuqing Chen, Donal O'Regan
2009	J	`jnl`	Generalized degree for classes of finite dimensional upper hemi-continuous mappings in separable Banach spaces. Appl. Math. Comput. Fulong Wang, Yuqing Chen, Donal O'Regan
2009	J	`jnl`	Higher order nonlinear degenerate differential operator equations. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan, Veli B. Shakhmurov
2009	J	`jnl`	New kinds of generalized variational-like inequality problems in topological vector spaces. Appl. Math. Lett. Ali P. Farajzadeh, A. Amini-Harandi, Donal O'Regan, Ravi P. Agarwal
2009	J	`jnl`	On the homotopy property of topological degree for maximal monotone mappings. Appl. Math. Comput. Yuqing Chen, Donal O'Regan
2009	J	`jnl`	Positive solutions for singular second order Neumann boundary value problems via a cone fixed point theorem. Appl. Math. Comput. Yan Sun, Yeol Je Cho, Donal O'Regan
2009	J	`jnl`	The fixed point index for compact absorbing contractive admissible maps. Appl. Math. Comput. Donal O'Regan
2008	J	`jnl`	A common fixed point theorem for R-weakly commuting mappings in probabilistic spaces with nonlinear contractive conditions. Appl. Math. Comput. Sinisa N. Jesic, Donal O'Regan, Natasa A. Babacev
2008	J	`jnl`	Degree theory for (S Appl. Math. Comput. Fulong Wang, Yuqing Chen, Donal O'Regan
2008	J	`jnl`	Existence and uniqueness of positive solutions for fourth-order nonlinear singular continuous and discrete boundary value problems. Appl. Math. Comput. Chengjun Yuan, Daqing Jiang, Donal O'Regan
2008	J	`jnl`	Existence theory for multiple solutions to semipositone Dirichlet boundary value problems with singular dependent nonlinearities for second-order impulsive differential equations. Appl. Math. Comput. Li Zu, Daqing Jiang, Donal O'Regan
2008	J	`jnl`	Four functionals fixed point theorem. Math. Comput. Model. Richard Avery, Johnny Henderson, Donal O'Regan
2008	J	`jnl`	Nonlinear contraction theorems in probabilistic spaces. Appl. Math. Comput. Donal O'Regan, Reza Saadati
2008	J	`jnl`	Oscillation and global attractivity in a delay periodic host macroparasite model. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan, S. H. Saker
2008	J	`jnl`	Singular integral equations arising in draining and coating flows. Appl. Math. Comput. Donal O'Regan
2007	J	`jnl`	Anti-periodic solutions for fully nonlinear first-order differential equations. Math. Comput. Model. Yuqing Chen, Juan J. Nieto, Donal O'Regan
2007	J	`jnl`	Constant-sign solutions of a system of Volterra integral equations. Comput. Math. Appl. Ravi P. Agarwal, Donal O'Regan, Christopher C. Tisdell, Patricia J. Y. Wong
2007	J	`jnl`	Leggett-Williams norm-type fixed point theorems for multivalued mappings. Appl. Math. Comput. Donal O'Regan, Miroslawa Zima
2007	J	`jnl`	Multiple positive solutions for singular problems with mixed boundary data and derivative dependence. Math. Comput. Model. Baoqiang Yan, Donal O'Regan, Ravi P. Agarwal
2007	J	`jnl`	Multiplicity results for three-point boundary value problems with a non-well-ordered upper and lower solution condition. Math. Comput. Model. Xu Xian, Donal O'Regan, Jingxian Sun
2007	J	`jnl`	Nonlinear integral equations singular in the dependent variable. Appl. Math. Lett. Donal O'Regan, Ravi P. Agarwal, Kanishka Perera
2007	J	`jnl`	Positive and dead core solutions of singular Dirichlet boundary value problems with phi-Laplacian. Comput. Math. Appl. Ravi P. Agarwal, Donal O'Regan, Svatoslav Stanek
2007	J	`jnl`	Second order initial value problems of Lane-Emden type. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2007	J	`jnl`	The periodic boundary value problem for semilinear elastic beam equations: The resonance case. Comput. Math. Appl. Jinhai Chen, Donal O'Regan
2006	J	`jnl`	Common fixed point theorems in S-fuzzy metric spaces. Appl. Math. Comput. Hojatollah Adibi, Yeol Je Cho, Donal O'Regan, Reza Saadati
2006	J	`jnl`	Constant-sign solutions of systems of higher order boundary value problems with integrable singularities. Math. Comput. Model. Ravi P. Agarwal, Donal O'Regan, Patricia J. Y. Wong
2006	J	`jnl`	Leray-Schauder and Krasnoselskii results for multivalued maps defined on pseudo-open subsets of a Fréchet space. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2006	J	`jnl`	Leray-Schauder results for inward acyclic and approximable maps defined on Fréchet spaces. Appl. Math. Lett. Donal O'Regan
2006	J	`jnl`	Leray-Schauder results for multivalued nonlinear contractions defined on closed subsets of a Fréchet space. Int. J. Math. Math. Sci. Ravi P. Agarwal, Donal O'Regan
2005	J	`jnl`	A multiplicity result for second order impulsive differential equations via the Leggett Williams fixed point theorem. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan
2005	J	`jnl`	A note on the topological transversality theorem for acyclic maps. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2005	J	`jnl`	Fixed point theory for Mönch-type maps defined on closed subsets of Fréchet spaces: the projective limit approach. Int. J. Math. Math. Sci. Ravi P. Agarwal, Jewgeni H. Dshalalow, Donal O'Regan
2005	J	`jnl`	Homotopy and normalization properties for admissible maps. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2005	J	`jnl`	Integral operators of Urysohn-Stieltjes type. Period. Math. Hung. Józef Banas, Donal O'Regan
2005	J	`jnl`	Nonresonant singular boundary value problems with sign changing nonlinearities. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan, V. Lakshmikantham, S. Leela
2005	J	`jnl`	On perturbations of accretive mappings. Appl. Math. Lett. Yuqing Chen, Yeol Je Cho, Donal O'Regan
2005	J	`jnl`	Optimal existence theory for single and multiple positive periodic solutions to functional difference equations. Appl. Math. Comput. Daqing Jiang, Donal O'Regan, Ravi P. Agarwal
2005	J	`jnl`	Oscillation of functional differential equations. Math. Comput. Model. Ravi P. Agarwal, Said R. Grace, Ivan Kiguradze, Donal O'Regan
2005	J	`jnl`	Positive solutions for singular p-Laplacian equations with sign changing nonlinearities using inequality theory. Appl. Math. Comput. Haishen Lü, Donal O'Regan, Ravi P. Agarwal
2005	J	`jnl`	Viability theory and fuzzy differential equations. Fuzzy Sets Syst. Ravi P. Agarwal, Donal O'Regan, V. Lakshmikantham
2005	J	`jnl`	Volterra-stieltjes integral operators. Math. Comput. Model. Józef Banas, Donal O'Regan
2004	J	`jnl`	A Furi-Pera theorem in Hausdorff topological spaces for acyclic maps. Int. J. Math. Math. Sci. Ravi P. Agarwal, Jewgeni H. Dshalalow, Donal O'Regan
2004	J	`jnl`	Existence of solutions for first order ordinary differential equations with nonlinear boundary conditions. Appl. Math. Comput. Daniel Franco, Juan J. Nieto, Donal O'Regan
2004	J	`jnl`	Optimal existence conditions for second order periodic solutions of delay differential equations with upper and lower solutions in the reverse order. Int. J. Comput. Math. Daqing Jiang, Wenjie Zuo, Donal O'Regan, Ravi P. Agarwal
2004	J	`jnl`	Semipositone higher-order differential equations. Appl. Math. Lett. Ravi P. Agarwal, Said R. Grace, Donal O'Regan
2003	J	`jnl`	An index theory for countably Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2003	J	`jnl`	Existence theorems for the one-dimensional singular p--Laplacian equation with sign changing nonlinearities. Appl. Math. Comput. Ravi P. Agarwal, Haishen Lü, Donal O'Regan
2003	J	`jnl`	Fixed-point theorems for Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2002	J	`jnl`	Countably P-Concentrative Pairs and the coincidence index. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2002	J	`jnl`	Fuzzy contractive maps and fuzzy fixed points. Fuzzy Sets Syst. Marlène Frigon, Donal O'Regan
2002	J	`jnl`	Multiple positive solutions for the one-dimensional singular p-Laplacian. Appl. Math. Comput. Haishen Lü, Donal O'Regan, Chengkui Zhong
2001	J	`jnl`	A generalization of the Petryshyn-Leggett-Williams fixed point theorem with applications to integral inclusions. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan
2001	J	`jnl`	Fixed-point theorems for multivalued maps with closed values on complete gauge spaces. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2001	J	`jnl`	Variational inequalities, coincidence theory, and minimax inequalities. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	A coupled system of difference equations. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Discrete conjugate boundary value problems. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Essential and inessential maps and continuation theorems. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Existence results for singular integral equations of fredholm type. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Multiple nonnegative solutions for second order impulsive differential equations. Appl. Math. Comput. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Multivalued essential maps of approximable and acyclic type. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Singular Volterra integral equations. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Triple solutions to boundary value problems on time scales. Appl. Math. Lett. Ravi P. Agarwal, Donal O'Regan
2000	J	`jnl`	Weakly inward zero epi maps. Appl. Math. Lett. Donal O'Regan
1999	J	`jnl`	Periodic and almost periodic solutions of integral equations. Appl. Math. Comput. Donal O'Regan, Maria Meehan