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Author ID: oregan.donal Recent zbMATH articles by "O’Regan, Donal"
Published as: O’Regan, Donal; O’Regan, D.; O’regan, Donal; O’Regan, Donald; O’Regan, Dónal; O’regan, D.; O’Regan, Daniel J.
Further Spellings: О’Реган Донал
Homepage: http://www.maths.nuigalway.ie/staff/doregan.shtml
External Links: Google Scholar · Math-Net.Ru · dblp · GND
Documents Indexed: 1,497 Publications since 1986, including 29 Books
10 Contributions as Editor
Reviewing Activity: 38 Reviews
Co-Authors: 419 Co-Authors with 1,249 Joint Publications
10,714 Co-Co-Authors
all top 5

Co-Authors

247 single-authored
644 Agarwal, Ravi P.
51 Jiang, Daqing
51 Wang, Jinrong
46 Khristova, Snezhana G.
39 Grace, Said Rezk
29 Lu, Haishen
28 Wong, Patricia J. Y.
26 Saker, Samir H.
26 Xu, Jiafa
25 Papageorgiou, Nikolaos S.
25 Yan, Baoqiang
23 Meehan, Maria
23 Nguyen Huy Tuan
22 Lupulescu, Vasile
22 Staněk, Svatoslav
21 Lakshmikantham, Vangipuram
19 El-Gebeily, Mohamed A.
19 Hernández, Eduardo M.
19 Shahzad, Naseer
17 Frigon, Marlène
17 Precup, Radu
16 Saadati, Reza
16 Wang, Chao
15 Balaj, Mircea
15 Buşe, Constantin
15 Huang, Nan-Jing
14 Chen, Yuqing
14 Guo, Chengjun
14 Ntouyas, Sotiris K.
13 Cho, Yeol Je
13 Chu, Jifeng
13 Xu, Xian
12 Amini-Harandi, Alireza
12 Franco Leis, Daniel
12 Zu, Li
11 Farajzadeh, Ali P.
11 Filippakis, Michael E.
11 Zhou, Yong
10 Băleanu, Dumitru I.
10 Ben Amar, Afif
10 Bohner, Martin J.
10 Bonanno, Gabriele
10 Nieto Roig, Juan Jose
10 Perera, Kanishka
10 Samet, Bessem
9 Dshalalow, Jewgeni H.
9 Fečkan, Michal
9 Ibrahim, Ahmed Gamal
9 Moussaoui, Toufik
9 Taoudi, Mohamed Aziz
8 Bobisud, Larry E.
8 Górniewicz, Lech
8 Jleli, Mohamed Boussairi
8 Karapınar, Erdal
8 Li, Xiaodi
8 Liu, Yansheng
8 Nourouzi, Kourosh
8 Saierli, Olivia
7 Banaś, Józef
7 Can, Nguyen Huu
7 Henderson, Johnny Lee
7 Mustafa, Octavian G.
7 Ngoc, Tran Bao
7 Orpel, Aleksandra
7 Osman, Mahmoud M.
7 Xu, Yuantong
7 Zhang, Keyu
6 Avery, Richard I.
6 Chen, Jinhai
6 Fu, Zhengqing
6 Kyritsi, Sophia Th.
6 Li, Mengmeng
6 Ma, Ruyun
6 Perán, Juan
6 Pierri, Michelle
6 Xia, Yonghui
6 Xu, Xiaojie
6 Yuan, Chengjun
5 Aghajani, Asadollah
5 Au, Vo Van
5 Heidarkhani, Shapour
5 Kelevedjiev, Petio S.
5 Luc, Nguyen Hoang
5 Petruşel, Adrian
5 Rahman, Ghaus Ur
5 Sahu, Daya Ram
5 Shakhmurov, Veli B.
5 Thach, Tran Ngoc
5 Wang, Fulong
5 Yang, Zhilin
4 Arshad, Sadia
4 Dhage, Bapurao C.
4 Dong, Wei
4 Hung, Nguyen Van
4 Kim, Jong Kyu
4 Kopanov, Peter
4 Leela, Srinivasa G.
4 Li, Xuesong
4 Liu, Kui
4 Ngo Van Hoa
...and 319 more Co-Authors
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Serials

64 Applicable Analysis
56 Journal of Mathematical Analysis and Applications
48 Dynamic Systems and Applications
47 Applied Mathematics Letters
44 Applied Mathematics and Computation
32 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
32 Advances in Difference Equations
31 Computers & Mathematics with Applications
27 Mathematical and Computer Modelling
27 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis
26 Fixed Point Theory
23 Proceedings of the American Mathematical Society
22 Communications in Applied Analysis
21 Nonlinear Analysis. Theory, Methods & Applications
20 Journal of Computational and Applied Mathematics
18 Electronic Journal of Differential Equations (EJDE)
18 Nonlinear Analysis Forum
18 Journal of Nonlinear and Convex Analysis
18 Fixed Point Theory and Applications
17 Journal of Inequalities and Applications
17 Nonlinear Functional Analysis and Applications
15 Topological Methods in Nonlinear Analysis
14 Mathematical Methods in the Applied Sciences
14 Mathematical Inequalities & Applications
13 Zeitschrift für Analysis und ihre Anwendungen
13 Journal of Applied Mathematics and Stochastic Analysis
13 Memoirs on Differential Equations and Mathematical Physics
12 Bulletin of the Australian Mathematical Society
12 Acta Applicandae Mathematicae
12 Journal of Applied Mathematics and Computing
12 Journal of Fixed Point Theory and Applications
11 Journal of Differential Equations
11 Mathematische Nachrichten
11 Georgian Mathematical Journal
11 Filomat
11 Positivity
11 Communications in Nonlinear Science and Numerical Simulation
11 Boundary Value Problems
10 Rocky Mountain Journal of Mathematics
10 Journal of Integral Equations and Applications
10 Aequationes Mathematicae
10 Cubo
10 Differential Equations and Applications
9 Fuzzy Sets and Systems
9 Glasgow Mathematical Journal
9 Journal of Difference Equations and Applications
9 Nonlinear Studies
9 Nonlinear Analysis. Real World Applications
8 Annales Polonici Mathematici
8 Proceedings of the Edinburgh Mathematical Society. Series II
8 Bulletin of the Iranian Mathematical Society
8 Fractional Calculus & Applied Analysis
8 Nonlinear Analysis. Modelling and Control
8 Journal of Nonlinear Science and Applications
7 Archivum Mathematicum
7 Proceedings of the Royal Irish Academy. Section A, Mathematical and Physical Sciences
7 Abstract and Applied Analysis
7 Electronic Journal of Qualitative Theory of Differential Equations
7 Mathematical Proceedings of the Royal Irish Academy
6 Journal of the Franklin Institute
6 Czechoslovak Mathematical Journal
6 Journal of Optimization Theory and Applications
6 Monatshefte für Mathematik
6 Numerical Functional Analysis and Optimization
6 Rendiconti del Circolo Matemàtico di Palermo. Serie II
6 Bulletin of the Korean Mathematical Society
6 Panamerican Mathematical Journal
6 Analele Științifice ale Universității “Ovidius” Constanța. Seria: Matematică
6 Functional Differential Equations
6 Differential Equations and Dynamical Systems
6 Acta Mathematica Sinica. English Series
5 IMA Journal of Applied Mathematics
5 Archiv der Mathematik
5 Mathematica Slovaca
5 Utilitas Mathematica
5 Topology and its Applications
5 Annales Societatis Mathematicae Polonae. Seria I. Commentationes Mathematicae
5 Acta Mathematica Hungarica
5 Applications of Mathematics
5 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics
5 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
5 Evolution Equations and Control Theory
5 Journal of Function Spaces
4 Chaos, Solitons and Fractals
4 Demonstratio Mathematica
4 Indian Journal of Mathematics
4 Results in Mathematics
4 Stochastic Analysis and Applications
4 Bulletin des Sciences Mathématiques
4 Communications on Applied Nonlinear Analysis
4 Mathematical Problems in Engineering
4 Journal of Applied Analysis
4 Taiwanese Journal of Mathematics
4 Neliniĭni Kolyvannya
4 Analysis (München)
4 Differential Equations
4 Journal of Applied Mathematics
4 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM
3 ZAMP. Zeitschrift für angewandte Mathematik und Physik
3 Commentationes Mathematicae Universitatis Carolinae
...and 156 more Serials
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Fields

742 Ordinary differential equations (34-XX)
565 Operator theory (47-XX)
204 General topology (54-XX)
156 Integral equations (45-XX)
133 Partial differential equations (35-XX)
105 Difference and functional equations (39-XX)
100 Real functions (26-XX)
58 Calculus of variations and optimal control; optimization (49-XX)
53 Global analysis, analysis on manifolds (58-XX)
46 Systems theory; control (93-XX)
40 Functional analysis (46-XX)
40 Algebraic topology (55-XX)
36 Biology and other natural sciences (92-XX)
35 Probability theory and stochastic processes (60-XX)
22 Numerical analysis (65-XX)
18 Dynamical systems and ergodic theory (37-XX)
12 General and overarching topics; collections (00-XX)
10 Operations research, mathematical programming (90-XX)
9 Abstract harmonic analysis (43-XX)
8 Functions of a complex variable (30-XX)
8 Approximations and expansions (41-XX)
8 Mechanics of deformable solids (74-XX)
8 Fluid mechanics (76-XX)
8 Game theory, economics, finance, and other social and behavioral sciences (91-XX)
6 Special functions (33-XX)
6 Harmonic analysis on Euclidean spaces (42-XX)
5 Linear and multilinear algebra; matrix theory (15-XX)
3 Measure and integration (28-XX)
3 Sequences, series, summability (40-XX)
3 Computer science (68-XX)
2 Potential theory (31-XX)
2 Integral transforms, operational calculus (44-XX)
2 Quantum theory (81-XX)
2 Information and communication theory, circuits (94-XX)
1 Mathematical logic and foundations (03-XX)
1 Convex and discrete geometry (52-XX)
1 Differential geometry (53-XX)
1 Statistics (62-XX)

Publications by Year

Citations contained in zbMATH Open

1,096 Publications have been cited 11,663 times in 7,378 Documents Cited by Year
Variational approach to impulsive differential equations. Zbl 1167.34318
Nieto, Juan J.; O’Regan, Donal
286
2009
Dynamic equations on time scales: A survey. Zbl 1020.39008
Agarwal, Ravi; Bohner, Martin; O’Regan, Donal; Peterson, Allan
252
2002
Generalized contractions in partially ordered metric spaces. Zbl 1140.47042
Agarwal, Ravi P.; El-Gebeily, M. A.; O’Regan, Donal
247
2008
Iterative construction of fixed points of nearly asymptotically nonexpansive mappings. Zbl 1134.47047
Agarwal, R. P.; O’Regan, Donal; Sahu, D. R.
196
2007
Fixed point theorems for generalized contractions in ordered metric spaces. Zbl 1142.47033
O’Regan, Donal; Petruşel, Adrian
181
2008
On a new class of abstract impulsive differential equations. Zbl 1266.34101
Hernández, Eduardo; O’Regan, Donal
158
2013
Positive solutions for Dirichlet problems of singular nonlinear fractional differential equations. Zbl 1206.34009
Agarwal, Ravi P.; O’Regan, Donal; Staněk, Svatoslav
149
2010
Fixed point theory and applications. Zbl 0960.54027
Agarwal, Ravi P.; Meehan, Maria; O’Regan, Donal
141
2001
Fixed point theory for Lipschitzian-type mappings with applications. Zbl 1176.47037
Agarwal, Ravi P.; O’Regan, Donal; Sahu, D. R.
135
2009
Multiple positive solutions of singular and nonsingular discrete problems via variational methods. Zbl 1070.39005
Agarwal, Ravi P.; Perera, Kanishka; O’Regan, Donal
129
2004
Oscillation theory for second order linear, half-linear, superlinear and sublinear dynamic equations. Zbl 1073.34002
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
112
2002
On recent developments in the theory of abstract differential equations with fractional derivatives. Zbl 1229.34004
Hernández, Eduardo; O’Regan, Donal; Balachandran, Krishnan
111
2010
Multiple positive solutions of singular discrete \(p\)-Laplacian problems via variational methods. Zbl 1098.39001
Agarwal, Ravi P.; Perera, Kanishka; O’Regan, Donal
107
2005
Positive solutions to certain classes of singular nonlinear second order boundary value problems. Zbl 0808.34022
O’Regan, D.
107
1994
Existence of solutions for semi-linear abstract differential equations with not instantaneous impulses. Zbl 1293.34019
Pierri, Michelle; O’Regan, Donal; Rolnik, Vanessa
106
2013
Oscillation theory for difference and functional differential equations. Zbl 0954.34002
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
101
2000
Infinite interval problems for differential, difference and integral equations. Zbl 0988.34002
Agarwal, Ravi P.; O’Regan, Donal
84
2001
Nonlinear boundary value problems on time scales. Zbl 0995.34016
Agarwal, Ravi P.; O’Regan, Donal
83
2001
Oscillation criteria for second-order nonlinear neutral delay dynamic equations. Zbl 1062.34068
Agarwal, Ravi P.; O’Regan, Donal; Saker, S. H.
81
2004
Some general existence principles and results for \((\varphi(y'))=qf(t,y,y'),0<t<1\). Zbl 0778.34013
O’Regan, Donal
79
1993
Discrete oscillation theory. Zbl 1084.39001
Agarwal, Ravi P.; Bohner, Martin; Grace, Said R.; O’Regan, Donal
78
2005
Multiple nonnegative solutions for second order impulsive differential equations. Zbl 1047.34008
Agarwal, Ravi P.; O’Regan, Donal
77
2000
Existence theory for nonlinear ordinary differential equations. Zbl 1077.34505
O’Regan, Donal
76
1997
Eigenvalues and the one-dimensional \(p\)-Laplacian. Zbl 1002.34019
Agarwal, Ravi P.; Lü, Haishen; O’Regan, Donal
75
2002
Solvability of some fourth (and higher) order singular boundary value problems. Zbl 0795.34018
O’Regan, Donal
74
1991
Nonlinear superlinear singular and nonsingular second order boundary value problems. Zbl 0902.34015
Agarwal, Ravi P.; O’Regan, Donal
74
1998
Positive solutions of differential, difference and integral equations. Zbl 1157.34301
Agarwal, Ravi P.; O’Regan, Donal; Wong, Patricia J. Y.
71
1999
Anti-periodic solutions for fully nonlinear first-order differential equations. Zbl 1142.34313
Chen, Yuqing; Nieto, Juan J.; O’Regan, Donal
70
2007
The extinction and persistence of the stochastic SIS epidemic model with vaccination. Zbl 1395.92180
Zhao, Yanan; Jiang, Daqing; O’Regan, Donal
61
2013
Analysis of autonomous Lotka-Volterra competition systems with random perturbation. Zbl 1258.34099
Jiang, Daqing; Ji, Chunyan; Li, Xiaoyue; O’Regan, Donal
60
2012
Singular boundary value problems for first and second order impulsive differential equations. Zbl 1073.34025
Agarwal, Ravi P.; Franco, Daniel; O’Regan, Donal
60
2005
Existence principles for nonlinear resonant operator and integral equations. Zbl 0932.45010
Meehan, M.; O’Regan, D.
60
1998
Nonlinear Urysohn discrete equations on the infinite interval: a fixed-point approach. Zbl 1003.39017
Agarwal, R. P.; O’Regan, D.
60
2001
Oscillation criteria for certain \(n\)th order differential equations with deviating arguments. Zbl 0997.34060
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
57
2001
Singular boundary value problems for superlinear second order ordinary and delay differential equations. Zbl 0863.34022
Agarwal, Ravi P.; O’Regan, Donal
56
1996
Morse theoretic aspects of \(p\)-Laplacian type operators. Zbl 1192.58007
Perera, Kanishka; Agarwal, Ravi P.; O’Regan, Donal
55
2010
Positive solutions for mixed problems of singular fractional differential equations. Zbl 1232.26005
Agarwal, Ravi P.; O’Regan, Donal; Staněk, Svatoslav
53
2012
Solvability of some nonlinear boundary value problems. Zbl 0653.34015
Bobisud, L. E.; O’Regan, D.; Royalty, W. D.
52
1988
Fractional boundary value problems with singularities in space variables. Zbl 1268.34023
O’Regan, Donal; Staněk, Svatoslav
52
2013
Oscillation of second-order strongly superlinear and strongly sublinear dynamic equations. Zbl 1221.34083
Grace, Said R.; Agarwal, Ravi P.; Bohner, Martin; O’Regan, Donal
49
2009
Existence theory for single and multiple solutions to singular positone boundary value problems. Zbl 0999.34018
Agarwal, Ravi P.; O’Regan, Donal
48
2001
Multiplicity results for singular conjugate, focal, and \((N,P)\) problems. Zbl 0978.34018
Agarwal, Ravi P.; O’Regan, Donal
47
2001
Fuzzy fractional integral equations under compactness type condition. Zbl 1312.45009
Agarwal, Ravi; Arshad, Sadia; O’Regan, Donal; Lupulescu, Vasile
46
2012
Fixed-point theory for the sum of two operators. Zbl 0858.34049
O’Regan, D.
46
1996
A survey of Lyapunov functions, stability and impulsive Caputo fractional differential equations. Zbl 1343.34006
Agarwal, Ravi; Hristova, Snezhana; O’Regan, Donal
44
2016
A multiplicity result for second order impulsive differential equations via the Leggett Williams fixed point theorem. Zbl 1070.34042
Agarwal, Ravi P.; O’Regan, Donal
43
2005
Boundary value problems for discrete equations. Zbl 0890.39001
Agarwal, R. P.; O’Regan, D.
43
1997
Initial and boundary value problems for fuzzy differential equations. Zbl 1048.34015
O’Regan, Donal; Lakshmikantham, V.; Nieto, Juan J.
42
2003
The oscillation of certain higher-order functional differential equations. Zbl 1070.34083
Agarwal, R. P.; Grace, S. R.; O’Regan, D.
41
2003
Nonlinear contraction theorems in probabilistic spaces. Zbl 1135.54315
O’Regan, Donal; Saadati, Reza
40
2008
Twin solutions to singular Dirichlet problems. Zbl 0946.34022
Agarwal, Ravi P.; O’Regan, Donal
40
1999
Stability of Caputo fractional differential equations by Lyapunov functions. Zbl 1374.34005
Agarwal, Ravi; O’Regan, Donal; Hristova, Snezhana
40
2015
Multiple positive solutions to superlinear periodic boundary value problems with repulsive singular forces. Zbl 1042.34047
Jiang, Daqing; Chu, Jifeng; O’Regan, Donal; Agarwal, Ravi P.
40
2003
Differential mixed variational inequalities in finite dimensional spaces. Zbl 1186.49006
Li, Xue-Song; Huang, Nan-Jing; O’Regan, Donal
38
2010
Fixed point theorems for singlevalued and multivalued generalized contractions in metric spaces endowed with a graph. Zbl 1227.54053
Nicolae, Adriana; O’Regan, Donal; Petruşel, Adrian
38
2011
Strong convergence theorems for relatively nonexpansive mappings in Banach spaces with applications. Zbl 1201.65091
Li, Xi; Huang, Nan-Jing; O’Regan, Donal
38
2010
Singular Dirichlet boundary value problems. I: Superlinear and nonresonant case. Zbl 0884.34028
O’Regan, Donal
38
1997
Existence of solutions for first order ordinary differential equations with nonlinear boundary conditions. Zbl 1058.34015
Franco, Daniel; Nieto, Juan J.; O’Regan, Donal
37
2004
Oscillation theory for second order dynamic equations. Zbl 1043.34032
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
37
2003
Lyapunov-type inequalities for a class of fractional differential equations. Zbl 1338.34023
O’Regan, Donal; Samet, Bessem
37
2015
Impulsive differential equations with variable times. Zbl 0863.34015
Frigon, Marlène; O’Regan, Donal
37
1996
Unbounded solutions for singular boundary value problems on the semi-infinite interval: upper and lower solutions and multiplicity. Zbl 1116.34016
Yan, Baoqiang; O’Regan, Donal; Agarwal, Ravi P.
36
2006
On existence and local attractivity of solutions of a quadratic Volterra integral equation of fractional order. Zbl 1147.45003
Banaś, Józef; O’Regan, Donal
36
2008
Fixed-point theory for weakly sequentially continuous mappings. Zbl 1185.34026
O’Regan, D.
36
1998
Global exponential stabilization of impulsive neural networks with unbounded continuously distributed delays. Zbl 1316.34079
Li, Xiaodi; O’Regan, Donal; Akca, Haydar
36
2015
Periodic solution for a non-autonomous Lotka-Volterra predator-prey model with random perturbation. Zbl 1326.34091
Zu, Li; Jiang, Daqing; O’Regan, Donal; Ge, Bin
35
2015
Fourth-order problems with nonlinear boundary conditions. Zbl 1068.34013
Franco, Daniel; O’Regan, Donal; Perán, Juan
35
2005
A fixed-point approach for nonlinear discrete boundary value problems. Zbl 0933.39004
Agarwal, R. P.; O’Regan, D.
35
1998
A note on existence of nonnegative solutions to singular semi-positone problems. Zbl 0921.34027
Agarwal, Ravi P.; O’Regan, Donal
35
1999
New oscillation criteria for second-order neutral functional dynamic equations via the generalized Riccati substitution. Zbl 1221.34245
Saker, S. H.; O’Regan, Donal
34
2011
Anti-periodic boundary value problem for nonlinear first order ordinary differential equations. Zbl 1097.34015
Franco, Daniel; Nieto, Juan J.; O’Regan, Donal
34
2003
Controllability of Volterra-Fredholm type systems in Banach spaces. Zbl 1160.93005
Hernández M., Eduardo; O’Regan, Donal
34
2009
Positive solutions for \((p,n-p)\) conjugate boundary value problems. Zbl 0920.34027
Agarwal, Ravi P.; O’Regan, Donal
34
1998
First order impulsive initial and periodic problems with variable moments. Zbl 0930.34016
Frigon, M.; O’Regan, D.
34
1999
On abstract differential equations with non-instantaneous impulses. Zbl 1360.34131
Hernández, Eduardo; Pierri, Michelle; O’Regan, Donal
33
2015
Integral inclusions of upper semi-continuous or lower semi-continuous type. Zbl 0860.45007
O’Regan, Donal
32
1996
Multiplicity results using bifurcation techniques for a class of boundary value problems of impulsive differential equations. Zbl 1221.34072
Liu, Yansheng; O’Regan, Donal
31
2011
Multiple positive solutions for the one-dimensional singular \(p\)-Laplacian. Zbl 1048.34047
Lü, Haishen; O’Regan, Donal; Zhong, Chengkui
31
2002
Fixed point theorems for set-valued maps and existence principles for integral inclusions. Zbl 0956.47026
O’Regan, Donal; Precup, Radu
31
2000
Triple solutions to boundary value problems on time scales. Zbl 0958.34021
Agarwal, R. P.; O’Regan, D.
31
2000
Stochastically asymptotically stability of the multi-group SEIR and SIR models with random perturbation. Zbl 1243.92047
Yuan, Chengjun; Jiang, Daqing; O’Regan, Donal; Agarwal, Ravi P.
30
2012
Multiple positive solutions to systems of nonlinear semipositone fractional differential equations with coupled boundary conditions. Zbl 1340.34041
Yuan, Chengjun; Jiang, Daqing; O’Regan, D.; Agarwal, Ravi
30
2012
Existence theory for nonlinear integral and integrodifferential equations. Zbl 0905.45003
O’Regan, Donal; Meehan, Maria
30
1998
A coupled system of boundary value problems. Zbl 0919.34022
Agarwal, Ravi P.; O’Regan, Donal
30
1998
Nodal solutions for second-order \(m\)-point boundary value problems with nonlinearities across several eigenvalues. Zbl 1101.34006
Ma, Ruyun; O’Regan, Donal
29
2006
Oscillation of second-order damped dynamic equations on time scales. Zbl 1128.34022
Saker, Samir H.; Agarwal, Ravi P.; O’Regan, Donal
29
2007
Boundary value problems on infinite intervals and semiconductor devices. Zbl 0594.34019
Granas, A.; Guenther, R. B.; Lee, J. W.; O’Regan, D.
29
1986
Existence theorems for the one-dimensional singular \(p\)-Laplacian equation with sign changing nonlinearities. Zbl 1031.34023
Agarwal, Ravi P.; Lü, Haishen; O’Regan, Donal
29
2003
Existence and asymptotic stability of solutions of a perturbed fractional functional-integral equation with linear modification of the argument. Zbl 1220.45011
Darwish, Mohamed Abdalla; Henderson, Johnny; O’Regan, Donal
29
2011
Existence results for nonlinear integral equations. Zbl 0851.45003
O’Regan, Donal
29
1995
\(p\)th moment exponential stability of impulsive stochastic functional differential equations and application to control problems of NNs. Zbl 1395.93566
Li, Xiaodi; Zhu, Quanxin; O’Regan, Donal
29
2014
Extremal solutions for nonlinear fractional boundary value problems with \(p\)-Laplacian. Zbl 1323.34004
Ding, Youzheng; Wei, Zhongli; Xu, Jiafa; O’Regan, Donal
28
2015
Oscillation results for second-order nonlinear neutral delay dynamic equations on time scales. Zbl 1128.34042
Saker, Samir H.; Agarwal, Ravi P.; O’Regan, Donal
28
2007
A stacking theorem approach for fuzzy differential equations. Zbl 1042.34027
Agarwal, Ravi P.; O’Regan, Donal; Lakshmikantham, V.
28
2003
Existence theory for nonlinear Fredholm and Volterra integral equations on half-open intervals. Zbl 0920.45006
Meehan, Maria; O’Regan, Donal
27
1999
Existence results for differential delay equations. I. Zbl 0782.34070
Lee, John W.; O’Regan, Donal
27
1993
Singular boundary value problems. Zbl 0584.34012
Bobisud, L. E.; O’Regan, D.; Royalty, W. D.
26
1986
Topological transversality: applications to third order boundary value problems. Zbl 0628.34017
O’Regan, Daniel J.
26
1987
Weak solutions of ordinary differential equations in Banach spaces. Zbl 0933.34068
O’Regan, D.
26
1999
Positive solutions to singular and non-singular second-order boundary value problems. Zbl 0689.34015
O’Regan, D.
25
1989
Commutativity of quaternion-matrix-valued functions and quaternion matrix dynamic equations on time scales. Zbl 1472.34164
Li, Zhien; Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal
3
2021
Self-improving properties of discrete Muckenhoupt weights. Zbl 07394043
Saker, Samir H.; O&rsquo;Regan, Donal; Agarwal, Ravi P.
2
2021
Some basic properties and fundamental relations for discrete Muckenhoupt and Gehring classes. Zbl 1485.40007
Saker, S. H.; Rabie, S. S.; Alzabut, Jehad; O&rsquo;Regan, D.; Agarwal, R. P.
2
2021
Hardy-type operators with general kernels and characterizations of dynamic weighted inequalities. Zbl 1473.26032
Saker, S. H.; Osman, M. M.; O&rsquo;Regan, D.; Agarwal, R. P.
1
2021
Regularization of a multidimensional diffusion equation with conformable time derivative and discrete data. Zbl 1470.35415
Tuan, Nguyen Huy; Thach, Tran Ngoc; Can, Nguyen Huu; O&rsquo;Regan, Donal
1
2021
Existence conditions for solutions of bilevel vector equilibrium problems with application to traffic network problems with equilibrium constraints. Zbl 1481.47076
Nguyen Van Hung; Tri, Vo Viet; O&rsquo;Regan, Donal
1
2021
A new derivative concept for set-valued and fuzzy-valued functions. Differential and integral calculus in quasilinear metric spaces. Zbl 1464.26030
Lupulescu, Vasile; O&rsquo;Regan, Donal
1
2021
A strong convergence theorem for a finite family of Bregman demimetric mappings in a Banach space under a new shrinking projection method. Zbl 07420409
Orouji, Bijan; Soori, Ebrahim; O&rsquo;Regan, Donal; Agarwal, Ravi P.
1
2021
Maps with weakly sequentially closed graphs satisfying compactness conditions on countable sets. Zbl 1479.47053
O&rsquo;Regan, Donal
1
2021
Best approximation of \(\kappa \)-random operator inequalities in matrix MB-algebras. Zbl 07464992
Madadi, Masoumeh; O&rsquo;Regan, Donal; Rassias, Themistocles M.; Saadati, Reza
1
2021
Controllability of stochastic nonlinear oscillating delay systems driven by the Rosenblatt distribution. Zbl 1462.34104
Sathiyaraj, T.; Wang, JinRong; O&rsquo;Regan, D.
1
2021
Existence and uniqueness results for modeling jet flow of the antarctic circumpolar current. Zbl 1460.76912
Wang, JinRong; Fečkan, Michal; Wen, Qian; O&rsquo;Regan, Donal
1
2021
Characterizations of reverse dynamic weighted Hardy-type inequalities with kernels on time scales. Zbl 1458.26067
Saker, S. H.; Osman, M. M.; O&rsquo;Regan, D.; Agarwal, R. P.
1
2021
Hyers-Ulam stability and existence of solutions for fractional differential equations with Mittag-Leffler kernel. Zbl 1434.34014
Liu, Kui; Wang, JinRong; Zhou, Yong; O&rsquo;Regan, Donal
9
2020
Hyers-Ulam stability for equations with differences and differential equations with time-dependent and periodic coefficients. Zbl 1469.39009
Buşe, Constantin; Lupulescu, Vasile; O&rsquo;Regan, Donal
9
2020
Final value problem for nonlinear time fractional reaction-diffusion equation with discrete data. Zbl 1436.35327
Tuan, Nguyen Huy; Baleanu, Dumitru; Thach, Tran Ngoc; O&rsquo;Regan, Donal; Can, Nguyen Huu
8
2020
Positive solutions for a system of Hadamard-type fractional differential equations with semipositone nonlinearities. Zbl 1432.34010
Ding, Youzheng; Jiang, Jiqiang; O&rsquo;Regan, Donal; Xu, Jiafa
6
2020
Convergence analysis of solution sets for fuzzy optimization problems. Zbl 07163150
Hung, Nguyen Van; Tam, Vo Minh; Tuan, Nguyen Huy; O&rsquo;Regan, Donal
5
2020
On well-posedness of the sub-diffusion equation with conformable derivative model. Zbl 1450.35276
Nguyen Huy Tuan; Tran Bao Ngoc; Baleanu, Dumitru; O&rsquo;Regan, Donal
5
2020
Theory of translation closedness for time scales. With applications in translation functions and dynamic equations. Zbl 1435.34004
Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal; Sakthivel, Rathinasamy
4
2020
On the solutions of first-order linear impulsive fuzzy differential equations. Zbl 1464.34012
Liu, Rui; Wang, JinRong; O&rsquo;Regan, Donal
4
2020
A new class of generalized multiobjective games in bounded rationality with fuzzy mappings: structural \((\lambda, \varepsilon)\)-stability and \((\lambda, \varepsilon)\)-robustness to \(\varepsilon\)-equilibria. Zbl 1458.91054
Hung, Nguyen Van; Tam, Vo Minh; O&rsquo;Regan, Donal; Cho, Yeol Je
4
2020
Ulam type stability of first-order linear impulsive fuzzy differential equations. Zbl 1464.34013
Liu, Rui; Wang, JinRong; O&rsquo;Regan, Donal
3
2020
Regularized gap functions and error bounds for generalized mixed weak vector quasivariational inequality problems in fuzzy environments. Zbl 1464.49006
Hung, Nguyen Van; Tam, Vo Minh; Nguyen, Tuan; O&rsquo;Regan, Donal
3
2020
Bilevel equilibrium problems with lower and upper bounds in locally convex Hausdorff topological vector spaces. Zbl 1427.90249
Hung, Nguyen Van; O&rsquo;Regan, Donal
3
2020
A new class of \((\omega,c)\)-periodic non-instantaneous impulsive differential equations. Zbl 1452.34027
Liu, Kui; Wang, JinRong; O&rsquo;Regan, Donal; Fečkan, Michal
3
2020
Exact solutions of linear Riemann-Liouville fractional differential equations with impulses. Zbl 1448.34008
Agarwal, Ravi P.; Hristova, Snezhana; O&rsquo;Regan, Donal
3
2020
Analysis of a stochastic Holling type II predator-prey model under regime switching. Zbl 1441.34058
Jiang, Xiaobo; Zu, Li; Jiang, Daqing; O&rsquo;Regan, Donal
2
2020
Approximate solution of the backward problem for Kirchhoff’s model of parabolic type with discrete random noise. Zbl 1451.65135
Triet, Nguyen Anh; Phuong, Nguyen Duc; O&rsquo;Regan, Donal; Tuan, Nguyen Huy
2
2020
Finite approximate controllability of Hilfer fractional semilinear differential equations. Zbl 1474.93022
Wang, JinRong; Ibrahim, A. G.; O&rsquo;Regan, Donal
2
2020
Existence and uniqueness and first order approximation of solutions to atmospheric Ekman flows. Zbl 1453.34027
Fečkan, Michal; Guan, Yi; O&rsquo;Regan, Donal; Wang, JinRong
2
2020
On a terminal value problem for pseudoparabolic equations involving Riemann-Liouville fractional derivatives. Zbl 1442.35235
Ngoc, Tran Bao; Zhou, Yong; O&rsquo;Regan, Donal; Tuan, Nguyen Huy
1
2020
Harnack type inequalities and multiple solutions in cones of nonlinear problems. Zbl 1444.47065
Herlea, Diana-Raluca; O&rsquo;Regan, Donal; Precup, Radu
1
2020
On existence and regularity of a terminal value problem for the time fractional diffusion equation. Zbl 1469.35233
Tuan, Nguyen Huy; Ngoc, Tran Bao; Zhou, Yong; O&rsquo;Regan, Donal
1
2020
Coincidence results for compositions of multivalued maps based on countable compactness principles. Zbl 1460.54051
O&rsquo;Regan, Donal
1
2020
Periodicity of non-homogeneous trajectories for non-instantaneous impulsive heat equations. Zbl 1430.34021
Yang, Peng; Wang, Jinrong; O&rsquo;Regan, Donal
1
2020
Robustness for linear evolution equations with non-instantaneous impulsive effects. Zbl 1436.34058
Wang, JinRong; Li, Mengmeng; O&rsquo;Regan, Donal; Fečkan, Michal
1
2020
Approximation of mild solutions of a semilinear fractional differential equation with random noise. Zbl 1443.35176
Tuan, Nguyen Huy; Nane, Erkan; O&rsquo;regan, Donal; Phuong, Nguyen Duc
1
2020
Positive almost periodic solution for a noninstantaneous impulsive Lasota-Wazewska model. Zbl 1451.34104
Li, Mengmeng; Wang, JinRong; O&rsquo;Regan, Donal
1
2020
Coincidence theory for multivalued maps satisfying compactness conditions on countable sets. Zbl 1432.54016
O&rsquo;Regan, Donal
1
2020
Existence and Ulam type stability for nonlinear Riemann-Liouville fractional differential equations with constant delay. Zbl 1474.34533
Agarwal, Ravi P.; Hristova, Snezhana; O&rsquo;Regan, Donal
1
2020
Well-posedness results for a class of semilinear time-fractional diffusion equations. Zbl 1462.35435
de Andrade, Bruno; Van Au, Vo; O&rsquo;Regan, Donal; Tuan, Nguyen Huy
1
2020
Existence and Ulam stability of solutions for conformable impulsive differential equations. Zbl 1458.34028
Qiu, Wanzheng; Wang, JinRong; O&rsquo;Regan, Donal
1
2020
\(C^\ast\)-algebra valued fuzzy normed spaces with application of Hyers-Ulam stability of a random integral equation. Zbl 1485.45013
Chaharpashlou, R.; O&rsquo;Regan, Donal; Park, Choonkil; Saadati, Reza
1
2020
Ulam-Hyers-Mittag-Leffler stability for \(\psi\)-Hilfer fractional-order delay differential equations. Zbl 1458.34128
Liu, Kui; Wang, JinRong; O&rsquo;Regan, Donal
19
2019
Existence and Ulam’s stability for conformable fractional differential equations with constant coefficients. Zbl 1422.34047
Li, Mengmeng; Wang, JinRong; O&rsquo;Regan, D.
15
2019
Relative controllability of delay differential systems with impulses and linear parts defined by permutable matrices. Zbl 1410.34235
You, Zhongli; Wang, Jinrong; O&rsquo;Regan, Donal; Zhou, Yong
11
2019
Calculus of fuzzy vector-valued functions and almost periodic fuzzy vector-valued functions on time scales. Zbl 1423.26059
Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal
10
2019
Iterative learning control for differential inclusions of parabolic type with noninstantaneous impulses. Zbl 1428.93052
Liu, Shengda; Wang, JinRong; Shen, Dong; O&rsquo;Regan, Donal
8
2019
A higher integrability theorem from a reverse weighted inequality. Zbl 1441.26010
Saker, Samir; O&rsquo;Regan, Donal; Agarwal, Ravi
7
2019
Hyers-Ulam stability for linear differences with time dependent and periodic coefficients. Zbl 1425.39015
Buşe, Constantin; O&rsquo;Regan, Donal; Saierli, Olivia
6
2019
Fixed point theory for countably weakly condensing maps and multimaps in non-separable Banach spaces. Zbl 07008100
Ben Amar, Afif; Derbel, Saoussen; O&rsquo;Regan, Donal; Xiang, Tian
6
2019
Nonemptyness and compactness of the solution set for fractional evolution inclusions with non-instantaneous impulses. Zbl 1411.34022
Wang, Jinrong; Ibrahim, Ahmed G.; O&rsquo;Regan, Donal
6
2019
Levinson type inequalities and their extensions via convexity on time scales. (Levinson type inequalitis and their extensions via convexity on time scales.) Zbl 1409.26016
Saker, S. H.; Osman, M. M.; O&rsquo;Regan, D.; Agarwal, R. P.
6
2019
Asymptotical consensus of fractional-order multi-agent systems with current and delay states. Zbl 1430.34072
Wang, Xuhui; Li, Xuesong; Huang, Nanjing; O&rsquo;Regan, D.
5
2019
Positive solutions for a system of nonlinear Hadamard fractional differential equations involving coupled integral boundary conditions. Zbl 07459232
Jiang, Jiqiang; O&rsquo;Regan, Donal; Xu, Jiafa; Fu, Zhengqing
5
2019
Nontrivial solutions for a higher order nonlinear fractional boundary value problem involving Riemann-Liouville fractional derivatives. Zbl 1425.34031
Zhang, Keyu; O&rsquo;Regan, Donal; Xu, Jiafa; Fu, Zhengqing
5
2019
Controllability of Hilfer fractional noninstantaneous impulsive semilinear differential inclusions with nonlocal conditions. Zbl 1439.34015
Wang, JinRong; Ibrahim, Gamal; O&rsquo;Regan, Donal
4
2019
Periodic solution for a stochastic non-autonomous predator-prey model with Holling II functional response. Zbl 1440.35351
Zu, Li; Jiang, Daqing; O&rsquo;Regan, Donal
4
2019
Exponential stability and relative controllability of nonsingular delay systems. Zbl 1416.93173
You, Zhongli; Wang, JinRong; O&rsquo;Regan, D.
4
2019
A new method to prove the nonuniform dichotomy spectrum theorem in \(\mathbb{R}^n\). Zbl 1432.34074
Xia, Yonghui; Bai, Yuzhen; O&rsquo;Regan, Donal
4
2019
Hyers-Ulam stability for linear differences with time dependent and periodic coefficients: the case when the monodromy matrix has simple eigenvalues. Zbl 1423.34070
Buşe, Constantin; O&rsquo;Regan, Donal; Saierli, Olivia
4
2019
On the approximate controllability for Hilfer fractional evolution hemivariational inequalities. Zbl 1412.34193
Wang, JinRong; Liu, Xianghu; O&rsquo;Regan, D.
4
2019
Asymptotically periodic behavior of solutions of fractional evolution equations of order \(1<\alpha <2\). Zbl 07093133
Ren, Lulu; Wang, Jinrong; O&rsquo;Regan, Donal
3
2019
Global attracting solutions to hilfer fractional differential inclusions of Sobolev type with noninstantaneous impulses and nonlocal conditions. Zbl 07114670
Wang, Jinrong; Ibrahim, Ahmed Gamal; O&rsquo;Regan, Donal
3
2019
Lyapunov-type inequalities for coupled systems of nonlinear fractional differential equations via a fixed point approach. Zbl 1453.26015
Jleli, Mohamed; O&rsquo;Regan, Donal; Samet, Bessem
3
2019
Basic concepts of Riemann-Liouville fractional differential equations with non-instantaneous impulses. Zbl 1425.34003
Agarwal, Ravi; Hristova, Snezhana; O&rsquo;Regan, Donal
3
2019
A fixed point theorem in uniform spaces generated by a family of \(b\)-pseudometrics. Zbl 07143032
Faraji, Hamid; Nourouzi, Kourosh; O&rsquo;Regan, Donal
2
2019
Abstract Leray-Schauder type alternatives and extensions. Zbl 1436.54037
O&rsquo;Regan, Donal
2
2019
Mittag-Leffler stability for non-instantaneous impulsive Caputo fractional differential equations with delays. Zbl 07093132
Agarwal, Ravi; Hristova, Snezhana; O&rsquo;Regan, Donal
2
2019
Inertial manifold for semi-linear non-instantaneous impulsive parabolic equations in an admissible space. Zbl 07264431
Yang, Peng; Wang, JinRong; O&rsquo;Regan, Donal; Fečkan, Michal
2
2019
Weakly demicompact linear operators and axiomatic measures of weak noncompactness. Zbl 07289609
Krichen, Bilel; O&rsquo;Regan, Donal
2
2019
Stable manifolds for non-instantaneous impulsive nonautonomous differential equations. Zbl 1449.34128
Li, Mengmeng; Wang, JinRong; O&rsquo;Regan, Donal
1
2019
On the Hermite-Hadamard type inequality for \(\psi\)-Riemann-Liouville fractional integrals via convex functions. Zbl 07459055
Liu, Kui; Wang, JinRong; O&rsquo;Regan, Donal
1
2019
Nontrivial solutions for an integral boundary value problem involving Riemann-Liouville fractional derivatives. Zbl 07459132
Fu, Zhengqing; Bai, Shikun; O&rsquo;Regan, Donal; Xu, Jiafa
1
2019
A surjectivity problem for 3 by 3 matrices. Zbl 1422.30012
Buşe, Constantin; O&rsquo;Regan, Donal; Saierli, Olivia
1
2019
500 examples and problems of applied differential equations. Zbl 1429.34001
Agarwal, Ravi P.; Hodis, Simona; O&rsquo;Regan, Donal
1
2019
Topological fixed point theory for compact multifunctions via homotopy and essential maps. Zbl 1427.54061
O&rsquo;Regan, Donal
1
2019
A note on general coincidence theory for set-valued maps in topological vector spaces. Zbl 1396.54042
O&rsquo;Regan, Donal
1
2019
Existence and uniqueness of mild solutions for a final value problem for nonlinear fractional diffusion systems. Zbl 1476.35313
Ngoc, Tran Bao; Tuan, Nguyen Huy; O&rsquo;Regan, Donal
1
2019
A note on initial value problems for fractional fuzzy differential equations. Zbl 1397.34013
Ngo, Hoa Van; Lupulescu, Vasile; O&rsquo;Regan, Donal
21
2018
On the orbital Hausdorff dependence of differential equations with non-instantaneous impulses. (Sur la dépendance orbitale de Hausdorff des équations différentielles avec impulsions non instantanées.) Zbl 1384.34023
Yang, Dan; Wang, JinRong; O&rsquo;Regan, Donal
16
2018
Ergodic property of a Lotka-Volterra predator-prey model with white noise higher order perturbation under regime switching. Zbl 1427.37070
Zu, Li; Jiang, Daqing; O&rsquo;Regan, Donal; Hayat, Tasawar; Ahmad, Bashir
16
2018
Topological structure of the solution set for fractional non-instantaneous impulsive evolution inclusions. Zbl 1398.34088
Wang, JinRong; Ibrahim, A. G.; O&rsquo;Regan, D.
15
2018
On the solutions of certain fractional kinetic equations involving \(k\)-Mittag-Leffler function. Zbl 1446.35243
Agarwal, P.; Chand, M.; Baleanu, D.; O&rsquo;Regan, D.; Jain, Shilpi
15
2018
Positive solutions for a system of nonlinear semipositone boundary value problems with Riemann-Liouville fractional derivatives. Zbl 1393.34018
Qiu, Xiaowei; Xu, Jiafa; O&rsquo;Regan, Donal; Cui, Yujun
14
2018
Representation of a solution for a fractional linear system with pure delay. Zbl 1462.34105
Liang, Chengbin; Wang, JinRong; O&rsquo;Regan, D.
12
2018
Controllability for noninstantaneous impulsive semilinear functional differential inclusions without compactness. Zbl 1401.26018
Wang, JinRong; Ibrahim, A. G.; O&rsquo;Regan, D.; Zhou, Yong
11
2018
Some comments and notes on almost periodic functions and changing-periodic time scales. Zbl 1371.26044
Agarwal, Ravi P.; O&rsquo;Regan, Donal
10
2018
Nontrivial solutions for boundary value problems of a fourth order difference equation with sign-changing nonlinearity. Zbl 1448.39023
Zhang, Keyu; O&rsquo;Regan, Donal; Fu, Zhengqing
9
2018
A class of nonlinear non-instantaneous impulsive differential equations involving parameters and fractional order. Zbl 1426.34021
Yang, Dan; Wang, JinRong; O&rsquo;Regan, D.
8
2018
On the class of relatively weakly demicompact nonlinear operators. Zbl 1455.58005
Krichen, Bilel; O&rsquo;Regan, Donal
8
2018
Positive solutions for a system of semipositone fractional difference boundary value problems. Zbl 1400.39006
Chen, Cheng; Xu, Jiafa; O&rsquo;Regan, Donal; Fu, Zhengqing
7
2018
Inequalities of Hardy type and generalizations on time scales. Zbl 1384.26046
Saker, Samir H.; Osman, Mahmoud M.; O&rsquo;Regan, Donal; Agarwal, Ravi P.
7
2018
Iterative learning control for noninstantaneous impulsive fractional-order systems with varying trial lengths. Zbl 1405.93116
Liu, Shengda; Wang, JinRong; Shen, Dong; O&rsquo;Regan, D.
6
2018
Some stability properties related to initial time difference for Caputo fractional differential equations. Zbl 1393.34011
Agarwal, Ravi; Hristova, Snezhana; O&rsquo;Regan, Donal
6
2018
\(n_0\)-order \(\Delta\)-almost periodic functions and dynamic equations. Zbl 1402.26017
Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal
5
2018
\(F(\psi,\phi)\)-contractions for \(\alpha\)-admissible mappings on \(M\)-metric spaces. Zbl 1462.54081
Monfared, Hossein; Asadi, Mehdi; Azhini, Mahdi; O&rsquo;Regan, Donal
5
2018
Stationary points of set-valued contractive and nonexpansive mappings on ultrametric spaces. Zbl 1460.54044
Hosseini, Meraj; Nourouzi, Kourosh; O&rsquo;Regan, Donal
5
2018
Lyapunov functions to Caputo reaction-diffusion fractional neural networks with time-varying delays. Zbl 1427.34104
Agarwal, R. P.; Hristova, S.; O&rsquo;Regan, Donal
4
2018
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Cited by 5,660 Authors

576 O’Regan, Donal
436 Agarwal, Ravi P.
112 Wang, Jinrong
102 Ahmad, Bashir
97 Jiang, Daqing
90 Ge, Weigao
85 Ntouyas, Sotiris K.
82 Nieto Roig, Juan Jose
72 Al-saedi, Ahmed Eid Salem
72 Liu, Lishan
65 Li, Tongxing
62 Grace, Said Rezk
62 Graef, John R.
62 Wong, Patricia J. Y.
59 Benchohra, Mouffak
55 Samet, Bessem
55 Zhou, Yong
54 Băleanu, Dumitru I.
52 Saker, Samir H.
52 Wu, Yonghong
50 Ma, Ruyun
49 Henderson, Johnny Lee
44 Kumam, Poom
43 Bohner, Martin J.
42 Hussain, Nawab
42 Shi, Haiping
36 Cabada, Alberto
36 Liu, Wenbin
35 Cho, Yeol Je
35 Precup, Radu
35 Sadarangani, Kishin B.
35 Staněk, Svatoslav
34 Abdeljawad, Thabet
34 Cui, Yujun
34 Khristova, Snezhana G.
34 Kong, Lingju
34 Nashine, Hemant Kumar
34 Wei, Zhongli
33 Abbas, Mujahid
33 Chen, Haibo
32 Fečkan, Michal
32 Feng, Meiqiang
32 Tian, Yu
32 Xu, Jiafa
31 Heidarkhani, Shapour
31 Zhang, Chenghui
30 Banaś, Józef
30 Karapınar, Erdal
30 Liu, Yansheng
30 Rachůnková, Irena
30 Tariboon, Jessada
29 Han, Zhenlai
29 Imdad, Mohammad
29 Liu, Yuji
28 Liu, Xia
28 Wang, Chao
28 Zhang, Xinguang
27 de la Sen, Manuel
27 Luo, Zhiguo
27 Minhós, Feliz Manuel
27 Papageorgiou, Nikolaos S.
27 Yan, Baoqiang
27 Zhang, Xuemei
25 Liu, Zhenhai
25 Ouahab, Abdelghani
25 Saadati, Reza
25 Shahzad, Naseer
25 Sun, Shurong
25 Zhang, Yuanbiao
24 Hernández, Eduardo M.
24 Radenovic, Stojan
23 Abbas, Said
23 Jleli, Mohamed Boussairi
23 Li, Yongkun
23 Ngo Van Hoa
23 Perera, Kanishka
22 Aydi, Hassen Mohamed
22 Chu, Jifeng
22 Kang, Shin Min
22 Ullah, Kifayat
22 Wang, Qiru
21 Altun, Ishak
21 Li, Yongxiang
21 Shen, Jianhua
21 Yan, Zuomao
20 Darwish, Mohamed Abdalla
20 Mahmudov, Nazim Idrisoglu
20 Pei, Minghe
20 Rădulescu, Vicenţiu D.
20 Sahu, Daya Ram
20 Sintunavarat, Wutiphol
20 Wang, Guotao
20 Zada, Akbar
19 Abbas, Syed
19 Afrouzi, Ghasem Alizadeh
19 Ahmad, Junaid
19 Anderson, Douglas Robert
19 Hayat, Tasawar
19 Su, Hua
19 Sugie, Jitsuro
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Cited in 444 Serials

528 Advances in Difference Equations
402 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
365 Journal of Mathematical Analysis and Applications
363 Applied Mathematics and Computation
307 Boundary Value Problems
285 Abstract and Applied Analysis
257 Computers & Mathematics with Applications
249 Fixed Point Theory and Applications
224 Applied Mathematics Letters
158 Journal of Inequalities and Applications
144 Journal of Applied Mathematics and Computing
131 Journal of Computational and Applied Mathematics
111 Journal of Fixed Point Theory and Applications
110 Journal of Function Spaces
108 Mathematical and Computer Modelling
101 Discrete Dynamics in Nature and Society
87 Mediterranean Journal of Mathematics
80 Applicable Analysis
76 Journal of Difference Equations and Applications
70 Communications in Nonlinear Science and Numerical Simulation
67 Nonlinear Analysis. Real World Applications
65 Chaos, Solitons and Fractals
64 Journal of Nonlinear Science and Applications
61 Filomat
56 Mathematical Methods in the Applied Sciences
52 Fractional Calculus & Applied Analysis
52 AIMS Mathematics
50 Journal of Differential Equations
46 Journal of the Franklin Institute
46 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM
45 Rocky Mountain Journal of Mathematics
43 Numerical Functional Analysis and Optimization
42 Journal of Applied Mathematics
42 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
42 Nonlinear Analysis. Theory, Methods & Applications
39 Fuzzy Sets and Systems
39 Acta Applicandae Mathematicae
39 Mathematical Problems in Engineering
35 Results in Mathematics
32 Journal of Optimization Theory and Applications
32 Proceedings of the American Mathematical Society
32 Journal of Integral Equations and Applications
31 Physica A
31 International Journal of Differential Equations
30 Journal of Mathematics
28 Computational and Applied Mathematics
27 International Journal of Mathematics and Mathematical Sciences
27 Discrete and Continuous Dynamical Systems. Series B
27 Open Mathematics
26 Differential Equations and Dynamical Systems
25 Afrika Matematika
23 Complexity
23 Nonlinear Analysis. Modelling and Control
22 Mathematica Slovaca
22 Positivity
22 Qualitative Theory of Dynamical Systems
22 Thai Journal of Mathematics
21 Mathematische Nachrichten
21 Advances in Mathematical Physics
20 Bulletin of the Australian Mathematical Society
20 Demonstratio Mathematica
20 Mathematical Sciences
19 Ukrainian Mathematical Journal
19 Acta Mathematicae Applicatae Sinica. English Series
19 International Journal of Nonlinear Sciences and Numerical Simulation
19 Journal of Applied Analysis and Computation
18 Acta Mathematica Sinica. English Series
18 International Journal of Biomathematics
17 Rendiconti del Circolo Matemàtico di Palermo. Serie II
17 Zeitschrift für Analysis und ihre Anwendungen
17 Stochastic Analysis and Applications
16 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica
16 Czechoslovak Mathematical Journal
16 Monatshefte für Mathematik
16 Asian-European Journal of Mathematics
15 Optimization
15 Journal of Mathematical Sciences (New York)
15 Georgian Mathematical Journal
15 Nonlinear Dynamics
14 Applied Mathematical Modelling
14 International Journal of Computer Mathematics
14 Journal of the Egyptian Mathematical Society
14 Journal of Applied Analysis
14 Vietnam Journal of Mathematics
14 Nonlinear Analysis. Hybrid Systems
13 Bulletin of the Iranian Mathematical Society
13 Applied Numerical Mathematics
13 Applications of Mathematics
13 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis
13 Complex Variables and Elliptic Equations
12 Journal of Mathematical Physics
12 Information Sciences
12 Turkish Journal of Mathematics
12 Bulletin des Sciences Mathématiques
12 Opuscula Mathematica
12 Differential Equations
12 Fixed Point Theory
12 Discrete and Continuous Dynamical Systems. Series S
12 Symmetry
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Cited in 60 Fields

4,322 Ordinary differential equations (34-XX)
2,345 Operator theory (47-XX)
793 Difference and functional equations (39-XX)
742 General topology (54-XX)
627 Partial differential equations (35-XX)
599 Real functions (26-XX)
573 Integral equations (45-XX)
364 Biology and other natural sciences (92-XX)
338 Numerical analysis (65-XX)
324 Systems theory; control (93-XX)
274 Global analysis, analysis on manifolds (58-XX)
251 Probability theory and stochastic processes (60-XX)
241 Calculus of variations and optimal control; optimization (49-XX)
213 Dynamical systems and ergodic theory (37-XX)
129 Functional analysis (46-XX)
95 Operations research, mathematical programming (90-XX)
57 Approximations and expansions (41-XX)
43 Special functions (33-XX)
43 Mechanics of deformable solids (74-XX)
42 Game theory, economics, finance, and other social and behavioral sciences (91-XX)
33 Measure and integration (28-XX)
32 Combinatorics (05-XX)
32 Statistical mechanics, structure of matter (82-XX)
28 Algebraic topology (55-XX)
28 Fluid mechanics (76-XX)
27 Computer science (68-XX)
23 Abstract harmonic analysis (43-XX)
23 Mechanics of particles and systems (70-XX)
22 Integral transforms, operational calculus (44-XX)
18 Sequences, series, summability (40-XX)
16 Harmonic analysis on Euclidean spaces (42-XX)
14 Mathematical logic and foundations (03-XX)
12 Linear and multilinear algebra; matrix theory (15-XX)
10 Order, lattices, ordered algebraic structures (06-XX)
10 Convex and discrete geometry (52-XX)
10 Statistics (62-XX)
10 Quantum theory (81-XX)
9 Number theory (11-XX)
9 Functions of a complex variable (30-XX)
8 Information and communication theory, circuits (94-XX)
7 General and overarching topics; collections (00-XX)
5 Group theory and generalizations (20-XX)
5 Manifolds and cell complexes (57-XX)
4 Potential theory (31-XX)
4 Several complex variables and analytic spaces (32-XX)
3 Algebraic geometry (14-XX)
3 Differential geometry (53-XX)
3 Classical thermodynamics, heat transfer (80-XX)
3 Geophysics (86-XX)
2 Field theory and polynomials (12-XX)
2 Associative rings and algebras (16-XX)
2 \(K\)-theory (19-XX)
2 Relativity and gravitational theory (83-XX)
2 Astronomy and astrophysics (85-XX)
1 History and biography (01-XX)
1 General algebraic systems (08-XX)
1 Commutative algebra (13-XX)
1 Nonassociative rings and algebras (17-XX)
1 Geometry (51-XX)
1 Optics, electromagnetic theory (78-XX)

Citations by Year