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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, Donald; O’Regan, Dónal; O’ Regan, Donal; O’regan, Donal; O’Regan, Daniel J.
Further Spellings: O’Regan, Daniel Joseph; О’Реган Донал
Homepage: http://www.maths.nuigalway.ie/staff/doregan.shtml
External Links: MGP · Wikidata · Google Scholar · Math-Net.Ru · dblp · GND · IdRef
all top 5

Co-Authors

271 single-authored
662 Agarwal, Ravi P.
59 Wang, Jinrong
51 Jiang, Daqing
51 Khristova, Snezhana G.
51 Saker, Samir H.
39 Grace, Said Rezk
34 Xu, Jiafa
29 Lu, Haishen
28 Nguyen Huy Tuan
28 Wong, Patricia J. Y.
27 Yan, Baoqiang
25 Papageorgiou, Nikolaos S.
23 Meehan, Maria
22 Lupulescu, Vasile
22 Saadati, Reza
22 Staněk, Svatoslav
21 Lakshmikantham, Vangipuram
20 Huang, Nan-Jing
19 El-Gebeily, Mohamed A.
19 Hernández, Eduardo M.
19 Shahzad, Naseer
19 Wang, Chao
17 Frigon, Marlène
17 Precup, Radu
15 Balaj, Mircea
15 Buşe, Constantin
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 Bonanno, Gabriele
12 Fečkan, Michal
12 Franco Leis, Daniel
12 Moussaoui, Toufik
12 Soori, Ebrahim
12 Zu, Li
11 Băleanu, Dumitru I.
11 Farajzadeh, Ali P.
11 Filippakis, Michael E.
11 Lee, John Walter
11 Zhou, Yong
10 Ben Amar, Afif
10 Bohner, Martin J.
10 Nieto Roig, Juan Jose
10 Perera, Kanishka
10 Samet, Bessem
9 Dshalalow, Jewgeni H.
9 Ibrahim, Ahmed Gamal
9 Taoudi, Mohamed Aziz
8 Banaś, Józef
8 Bobisud, Larry E.
8 Can, Nguyen Huu
8 Cheng, Yi
8 Górniewicz, Lech
8 Hung, Nguyen Van
8 Jleli, Mohamed Boussairi
8 Karapınar, Erdal
8 Li, Mengmeng
8 Li, Xiaodi
8 Liu, Yansheng
8 Nourouzi, Kourosh
8 Orpel, Aleksandra
8 Saierli, Olivia
7 Henderson, Johnny Lee
7 Mustafa, Octavian G.
7 Ngoc, Tran Bao
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 Liu, Kui
6 Ma, Ruyun
6 Perán, Juan
6 Pierri, Michelle
6 Sahu, Daya Ram
6 Xia, Yonghui
6 Xu, Xiaojie
6 Yuan, Chengjun
6 Zhang, Xuping
5 Aghajani, Asadollah
5 Au, Vo Van
5 Cui, Yujun
5 Ghadampour, Mostafa
5 Heidarkhani, Shapour
5 Kelevedjiev, Petio S.
5 Kopanov, Peter
5 Krichen, Bilel
5 Li, Lin
5 Li, Xuesong
5 Liu, Rui
5 Luc, Nguyen Hoang
5 Petruşel, Adrian
5 Rahman, Ghaus Ur
5 Sakthivel, Rathinasamy
...and 378 more Co-Authors
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Serials

72 Applicable Analysis
58 Journal of Mathematical Analysis and Applications
48 Dynamic Systems and Applications
47 Applied Mathematics Letters
44 Applied Mathematics and Computation
36 Advances in Difference Equations
32 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
31 Computers & Mathematics with Applications
30 Fixed Point Theory
28 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis
27 Mathematical and Computer Modelling
23 Proceedings of the American Mathematical Society
22 Communications in Applied Analysis
21 Mathematical Methods in the Applied Sciences
21 Nonlinear Analysis. Theory, Methods & Applications
20 Journal of Computational and Applied Mathematics
19 Electronic Journal of Differential Equations (EJDE)
19 Journal of Inequalities and Applications
19 Journal of Nonlinear and Convex Analysis
18 Nonlinear Analysis Forum
18 Fixed Point Theory and Applications
17 Nonlinear Functional Analysis and Applications
16 Nonlinear Analysis. Modelling and Control
15 Topological Methods in Nonlinear Analysis
14 Mathematical Inequalities & Applications
13 Mathematische Nachrichten
13 Zeitschrift für Analysis und ihre Anwendungen
13 Journal of Applied Mathematics and Stochastic Analysis
13 Memoirs on Differential Equations and Mathematical Physics
13 Boundary Value Problems
12 Bulletin of the Australian Mathematical Society
12 Acta Applicandae Mathematicae
12 Aequationes Mathematicae
12 Georgian Mathematical Journal
12 Filomat
12 Communications in Nonlinear Science and Numerical Simulation
12 Journal of Applied Mathematics and Computing
12 Journal of Fixed Point Theory and Applications
11 Rocky Mountain Journal of Mathematics
11 Journal of Differential Equations
11 Positivity
10 Bulletin of the Iranian Mathematical Society
10 Journal of Integral Equations and Applications
10 Nonlinear Analysis. Real World Applications
10 Cubo
10 Differential Equations and Applications
10 Journal of Applied Analysis and Computation
9 Fuzzy Sets and Systems
9 Glasgow Mathematical Journal
9 Journal of Difference Equations and Applications
9 Nonlinear Studies
9 Differential Equations and Dynamical Systems
8 Annales Polonici Mathematici
8 Numerical Functional Analysis and Optimization
8 Proceedings of the Edinburgh Mathematical Society. Series II
8 Rendiconti del Circolo Matemàtico di Palermo. Serie II
8 Analele Științifice ale Universității “Ovidius” Constanța. Seria: Matematică
8 Fractional Calculus & Applied Analysis
8 Journal of Nonlinear Science and Applications
7 Archivum Mathematicum
7 Journal of Optimization Theory and Applications
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 Monatshefte für Mathematik
6 Bulletin of the Korean Mathematical Society
6 Acta Mathematica Hungarica
6 Panamerican Mathematical Journal
6 Functional Differential Equations
6 Acta Mathematica Sinica. English Series
6 Discussiones Mathematicae. Differential Inclusions, Control and Optimization
6 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
5 IMA Journal of Applied Mathematics
5 Chaos, Solitons and Fractals
5 Archiv der Mathematik
5 Mathematica Slovaca
5 Results in Mathematics
5 Utilitas Mathematica
5 Topology and its Applications
5 Annales Societatis Mathematicae Polonae. Seria I. Commentationes Mathematicae
5 Applications of Mathematics
5 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics
5 Series in Mathematical Analysis and Applications
5 Evolution Equations and Control Theory
5 Journal of Function Spaces
4 ZAMP. Zeitschrift für angewandte Mathematik und Physik
4 Demonstratio Mathematica
4 Indian Journal of 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 Qualitative Theory of Dynamical Systems
...and 169 more Serials
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Fields

771 Ordinary differential equations (34-XX)
611 Operator theory (47-XX)
225 General topology (54-XX)
164 Integral equations (45-XX)
159 Partial differential equations (35-XX)
115 Real functions (26-XX)
110 Difference and functional equations (39-XX)
63 Calculus of variations and optimal control; optimization (49-XX)
53 Global analysis, analysis on manifolds (58-XX)
51 Systems theory; control (93-XX)
42 Algebraic topology (55-XX)
40 Functional analysis (46-XX)
40 Biology and other natural sciences (92-XX)
36 Probability theory and stochastic processes (60-XX)
25 Numerical analysis (65-XX)
22 Dynamical systems and ergodic theory (37-XX)
16 Game theory, economics, finance, and other social and behavioral sciences (91-XX)
12 General and overarching topics; collections (00-XX)
12 Mechanics of deformable solids (74-XX)
12 Operations research, mathematical programming (90-XX)
10 Approximations and expansions (41-XX)
9 Abstract harmonic analysis (43-XX)
8 Functions of a complex variable (30-XX)
8 Fluid mechanics (76-XX)
7 Special functions (33-XX)
5 Linear and multilinear algebra; matrix theory (15-XX)
5 Harmonic analysis on Euclidean spaces (42-XX)
3 Sequences, series, summability (40-XX)
3 Computer science (68-XX)
2 Measure and integration (28-XX)
2 Potential theory (31-XX)
2 Integral transforms, operational calculus (44-XX)
2 Convex and discrete geometry (52-XX)
2 Statistics (62-XX)
2 Quantum theory (81-XX)
2 Information and communication theory, circuits (94-XX)
1 Mathematical logic and foundations (03-XX)
1 Algebraic geometry (14-XX)
1 Group theory and generalizations (20-XX)
1 Differential geometry (53-XX)
1 Manifolds and cell complexes (57-XX)

Publications by Year

Citations contained in zbMATH Open

1,270 Publications have been cited 16,679 times in 10,505 Documents Cited by Year
Fixed point theory and applications. Zbl 0960.54027
Agarwal, Ravi P.; Meehan, Maria; O’Regan, Donal
344
2001
Fixed point theory for Lipschitzian-type mappings with applications. Zbl 1176.47037
Agarwal, Ravi P.; O’Regan, Donal; Sahu, D. R.
320
2009
Variational approach to impulsive differential equations. Zbl 1167.34318
Nieto, Juan J.; O’Regan, Donal
319
2009
Dynamic equations on time scales: A survey. Zbl 1020.39008
Agarwal, Ravi; Bohner, Martin; O’Regan, Donal; Peterson, Allan
302
2002
Iterative construction of fixed points of nearly asymptotically nonexpansive mappings. Zbl 1134.47047
Agarwal, R. P.; O’Regan, Donal; Sahu, D. R.
300
2007
On a new class of abstract impulsive differential equations. Zbl 1266.34101
Hernández, Eduardo; O’Regan, Donal
297
2013
Generalized contractions in partially ordered metric spaces. Zbl 1140.47042
Agarwal, Ravi P.; El-Gebeily, M. A.; O’Regan, Donal
283
2008
Oscillation theory for difference and functional differential equations. Zbl 0954.34002
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
201
2000
Fixed point theorems for generalized contractions in ordered metric spaces. Zbl 1142.47033
O’Regan, Donal; Petruşel, Adrian
197
2008
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
182
2002
Positive solutions for Dirichlet problems of singular nonlinear fractional differential equations. Zbl 1206.34009
Agarwal, Ravi P.; O’Regan, Donal; Staněk, Svatoslav
178
2010
Positive solutions of differential, difference and integral equations. Zbl 1157.34301
Agarwal, Ravi P.; O’Regan, Donal; Wong, Patricia J. Y.
173
1999
Infinite interval problems for differential, difference and integral equations. Zbl 0988.34002
Agarwal, Ravi P.; O’Regan, Donal
156
2001
Discrete oscillation theory. Zbl 1084.39001
Agarwal, Ravi P.; Bohner, Martin; Grace, Said R.; O’Regan, Donal
151
2005
Existence of solutions for semi-linear abstract differential equations with not instantaneous impulses. Zbl 1293.34019
Pierri, Michelle; O’Regan, Donal; Rolnik, Vanessa
144
2013
On recent developments in the theory of abstract differential equations with fractional derivatives. Zbl 1229.34004
Hernández, Eduardo; O’Regan, Donal; Balachandran, Krishnan
141
2010
Multiple positive solutions of singular and nonsingular discrete problems via variational methods. Zbl 1070.39005
Agarwal, Ravi P.; Perera, Kanishka; O’Regan, Donal
138
2004
Multiple positive solutions of singular discrete \(p\)-Laplacian problems via variational methods. Zbl 1098.39001
Agarwal, Ravi P.; Perera, Kanishka; O’Regan, Donal
121
2005
Existence theory for nonlinear ordinary differential equations. Zbl 1077.34505
O’Regan, Donal
111
1997
Positive solutions to certain classes of singular nonlinear second order boundary value problems. Zbl 0808.34022
O’Regan, D.
109
1994
Topological degree theory and applications. Zbl 1095.47001
O’Regan, Donal; Cho, Yeol Je; Chen, Yu-Qing
104
2006
Morse theoretic aspects of \(p\)-Laplacian type operators. Zbl 1192.58007
Perera, Kanishka; Agarwal, Ravi P.; O’Regan, Donal
104
2010
The extinction and persistence of the stochastic SIS epidemic model with vaccination. Zbl 1395.92180
Zhao, Yanan; Jiang, Daqing; O’Regan, Donal
92
2013
Nonlinear boundary value problems on time scales. Zbl 0995.34016
Agarwal, Ravi P.; O’Regan, Donal
88
2001
Some general existence principles and results for \((\varphi(y'))=qf(t,y,y'),0<t<1\). Zbl 0778.34013
O’Regan, Donal
85
1993
Multiple nonnegative solutions for second order impulsive differential equations. Zbl 1047.34008
Agarwal, Ravi P.; O’Regan, Donal
84
2000
Oscillation criteria for second-order nonlinear neutral delay dynamic equations. Zbl 1062.34068
Agarwal, Ravi P.; O’Regan, Donal; Saker, S. H.
81
2004
Analysis of autonomous Lotka-Volterra competition systems with random perturbation. Zbl 1258.34099
Jiang, Daqing; Ji, Chunyan; Li, Xiaoyue; O’Regan, Donal
81
2012
Eigenvalues and the one-dimensional \(p\)-Laplacian. Zbl 1002.34019
Agarwal, Ravi P.; Lü, Haishen; O’Regan, Donal
79
2002
Fixed point theory in metric type spaces. Zbl 1347.54001
Agarwal, Ravi P.; Karapınar, Erdal; O’Regan, Donal; Roldán-López-de-Hierro, Antonio Francisco
79
2015
Solvability of some fourth (and higher) order singular boundary value problems. Zbl 0795.34018
O’Regan, Donal
78
1991
Nonlinear superlinear singular and nonsingular second order boundary value problems. Zbl 0902.34015
Agarwal, Ravi P.; O’Regan, Donal
78
1998
Anti-periodic solutions for fully nonlinear first-order differential equations. Zbl 1142.34313
Chen, Yuqing; Nieto, Juan J.; O’Regan, Donal
76
2007
Oscillation criteria for certain \(n\)th order differential equations with deviating arguments. Zbl 0997.34060
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
70
2001
A survey of Lyapunov functions, stability and impulsive Caputo fractional differential equations. Zbl 1343.34006
Agarwal, Ravi; Hristova, Snezhana; O’Regan, Donal
68
2016
Fixed-point theory for the sum of two operators. Zbl 0858.34049
O’Regan, D.
67
1996
Dynamic inequalities on time scales. Zbl 1318.26002
Agarwal, Ravi; O’Regan, Donal; Saker, Samir
67
2014
Singular boundary value problems for first and second order impulsive differential equations. Zbl 1073.34025
Agarwal, Ravi P.; Franco, Daniel; O’Regan, Donal
66
2005
Singular boundary value problems for superlinear second order ordinary and delay differential equations. Zbl 0863.34022
Agarwal, Ravi P.; O’Regan, Donal
66
1996
Conditions for persistence and ergodicity of a stochastic Lotka-Volterra predator-prey model with regime switching. Zbl 1510.92195
Zu, Li; Jiang, Daqing; O’Regan, Donal
65
2015
Existence principles for nonlinear resonant operator and integral equations. Zbl 0932.45010
Meehan, M.; O’Regan, D.
64
1998
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
64
2009
Nonlinear Urysohn discrete equations on the infinite interval: a fixed-point approach. Zbl 1003.39017
Agarwal, R. P.; O’Regan, D.
63
2001
Positive solutions for mixed problems of singular fractional differential equations. Zbl 1232.26005
Agarwal, Ravi P.; O’Regan, Donal; Staněk, Svatoslav
63
2012
Oscillation theory for second order dynamic equations. Zbl 1043.34032
Agarwal, Ravi P.; Grace, Said R.; O’Regan, Donal
63
2003
Differential mixed variational inequalities in finite dimensional spaces. Zbl 1186.49006
Li, Xue-Song; Huang, Nan-Jing; O’Regan, Donal
58
2010
Fuzzy fractional integral equations under compactness type condition. Zbl 1312.45009
Agarwal, Ravi; Arshad, Sadia; O’Regan, Donal; Lupulescu, Vasile
57
2012
Existence theory for single and multiple solutions to singular positone boundary value problems. Zbl 0999.34018
Agarwal, Ravi P.; O’Regan, Donal
55
2001
Existence theory for nonlinear integral and integrodifferential equations. Zbl 0905.45003
O’Regan, Donal; Meehan, Maria
55
1998
Lyapunov-type inequalities for a class of fractional differential equations. Zbl 1338.34023
O’Regan, Donal; Samet, Bessem
55
2015
Fractional boundary value problems with singularities in space variables. Zbl 1268.34023
O’Regan, Donal; Staněk, Svatoslav
55
2013
Non-instantaneous impulses in differential equations. Zbl 1426.34001
Agarwal, Ravi; Hristova, Snezhana; O’Regan, Donal
54
2017
Global exponential stabilization of impulsive neural networks with unbounded continuously distributed delays. Zbl 1316.34079
Li, Xiaodi; O’Regan, Donal; Akca, Haydar
52
2015
Solvability of some nonlinear boundary value problems. Zbl 0653.34015
Bobisud, L. E.; O’Regan, D.; Royalty, W. D.
52
1988
Fixed-point theory for weakly sequentially continuous mappings. Zbl 1185.34026
O’Regan, D.
52
1998
Stability of Caputo fractional differential equations by Lyapunov functions. Zbl 1374.34005
Agarwal, Ravi; O’Regan, Donal; Hristova, Snezhana
51
2015
Hardy type inequalities on time scales. Zbl 1359.26002
Agarwal, Ravi P.; O’Regan, Donal; Saker, Samir H.
51
2016
Multiplicity results for singular conjugate, focal, and \((N,P)\) problems. Zbl 0978.34018
Agarwal, Ravi P.; O’Regan, Donal
51
2001
Theorems of Leray-Schauder type and applications. Zbl 1045.47002
O’Regan, Donal; Precup, Radu
50
2001
The oscillation of certain higher-order functional differential equations. Zbl 1070.34083
Agarwal, R. P.; Grace, S. R.; O’Regan, D.
49
2003
On existence and local attractivity of solutions of a quadratic Volterra integral equation of fractional order. Zbl 1147.45003
Banaś, Józef; O’Regan, Donal
49
2008
On abstract differential equations with non-instantaneous impulses. Zbl 1360.34131
Hernández, Eduardo; Pierri, Michelle; O’Regan, Donal
49
2015
Boundary value problems for discrete equations. Zbl 0890.39001
Agarwal, R. P.; O’Regan, D.
48
1997
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
48
2011
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
47
2015
Singular differential and integral equations with applications. Zbl 1055.34001
Agarwal, Ravi P.; O’Regan, Donal
46
2003
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
46
2005
A fixed-point approach for nonlinear discrete boundary value problems. Zbl 0933.39004
Agarwal, R. P.; O’Regan, D.
46
1998
Initial and boundary value problems for fuzzy differential equations. Zbl 1048.34015
O’Regan, Donal; Lakshmikantham, V.; Nieto, Juan J.
44
2003
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.
43
2003
Ulam-Hyers-Mittag-Leffler stability for \(\psi\)-Hilfer fractional-order delay differential equations. Zbl 1458.34128
Liu, Kui; Wang, JinRong; O’Regan, Donal
43
2019
Twin solutions to singular Dirichlet problems. Zbl 0946.34022
Agarwal, Ravi P.; O’Regan, Donal
42
1999
Nonlinear contraction theorems in probabilistic spaces. Zbl 1135.54315
O’Regan, Donal; Saadati, Reza
42
2008
A note on initial value problems for fractional fuzzy differential equations. Zbl 1397.34013
Ngo, Hoa Van; Lupulescu, Vasile; O’Regan, Donal
42
2018
Impulsive differential equations with variable times. Zbl 0863.34015
Frigon, Marlène; O’Regan, Donal
41
1996
Theory of singular boundary value problems. Zbl 0807.34028
O’Regan, Donal
41
1994
Controllability of Volterra-Fredholm type systems in Banach spaces. Zbl 1160.93005
Hernández M., Eduardo; O’Regan, Donal
41
2009
An introduction to ordinary differential equations. Zbl 1158.34001
Agarwal, Ravi P.; O’Regan, Donal
41
2008
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.
40
2012
Fixed point theorems for set-valued maps and existence principles for integral inclusions. Zbl 0956.47026
O’Regan, Donal; Precup, Radu
40
2000
Existence of solutions for first order ordinary differential equations with nonlinear boundary conditions. Zbl 1058.34015
Franco, Daniel; Nieto, Juan J.; O’Regan, Donal
40
2004
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
40
2012
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.
39
2006
Fourth-order problems with nonlinear boundary conditions. Zbl 1068.34013
Franco, Daniel; O’Regan, Donal; Perán, Juan
38
2005
Anti-periodic boundary value problem for nonlinear first order ordinary differential equations. Zbl 1097.34015
Franco, Daniel; Nieto, Juan J.; O’Regan, Donal
38
2003
Singular Dirichlet boundary value problems. I: Superlinear and nonresonant case. Zbl 0884.34028
O’Regan, Donal
38
1997
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
First order impulsive initial and periodic problems with variable moments. Zbl 0930.34016
Frigon, M.; O’Regan, D.
38
1999
Existence results for nonlinear integral equations. Zbl 0851.45003
O’Regan, Donal
37
1995
Positive solutions for a system of nonlinear Hadamard fractional differential equations involving coupled integral boundary conditions. Zbl 1499.34182
Jiang, Jiqiang; O’Regan, Donal; Xu, Jiafa; Fu, Zhengqing
37
2019
New oscillation criteria for second-order neutral functional dynamic equations via the generalized Riccati substitution. Zbl 1221.34245
Saker, S. H.; O’Regan, Donal
37
2011
Generalized Hardy, Copson, Leindler and Bennett inequalities on time scales. Zbl 1309.26018
Saker, S. H.; O’Regan, D.; Agarwal, R.
37
2014
Integral inclusions of upper semi-continuous or lower semi-continuous type. Zbl 0860.45007
O’Regan, Donal
36
1996
Positive solutions for \((p,n-p)\) conjugate boundary value problems. Zbl 0920.34027
Agarwal, Ravi P.; O’Regan, Donal
36
1998
Extremal solutions for nonlinear fractional boundary value problems with \(p\)-Laplacian. Zbl 1323.34004
Ding, Youzheng; Wei, Zhongli; Xu, Jiafa; O’Regan, Donal
36
2015
\(p\)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
36
2014
Stability by Lyapunov like functions of nonlinear differential equations with non-instantaneous impulses. Zbl 1361.34064
Agarwal, Ravi; O’Regan, D.; Hristova, S.
36
2017
Weak solutions of ordinary differential equations in Banach spaces. Zbl 0933.34068
O’Regan, D.
35
1999
Boundary value problems on infinite intervals and semiconductor devices. Zbl 0594.34019
Granas, A.; Guenther, R. B.; Lee, J. W.; O’Regan, D.
35
1986
A note on existence of nonnegative solutions to singular semi-positone problems. Zbl 0921.34027
Agarwal, Ravi P.; O’Regan, Donal
35
1999
Fixed point theory in RWC-Banach algebras. Zbl 07977995
Banaś, Józef; Krichen, Bilel; Mefteh, Bilel; O&rsquo;Regan, Donal
1
2025
Existence of equilibria for \(N\)-person games. Zbl 07920596
O&rsquo;Regan, Donal
1
2024
Nontrivial solutions for a first-order impulsive integral boundary value problem on time scales. Zbl 1535.34067
Li, Yanfang; O&rsquo;Regan, Donal; Xu, Jiafa
1
2024
Existence of solutions for a fractional Riemann-Stieltjes integral boundary value problem. Zbl 07843108
Li, Yanfang; O&rsquo;Regan, Donal; Xu, Jiafa
1
2024
New results on continuity by order of derivative for conformable parabolic equations. Zbl 1521.35193
Tuan, Nguyen Huy; Nguyen, Van Tien; O&rsquo;Regan, Donal; Can, Nguyen Huu; Nguyen, Van Thinh
5
2023
Collectively coincidence-type results and applications. Zbl 1514.47084
O&rsquo;Regan, Donal
3
2023
Maximal elements and equilibria for generalized majorized maps. Zbl 1538.54117
O&rsquo;Regan, Donal
3
2023
A note on collectively fixed and coincidence points. Zbl 07884505
O&rsquo;regan, Donal
3
2023
Fixed point theorems in generalized Banach spaces under G-weak topology features. Zbl 1519.47055
Boudaoui, Ahmed; Krichen, Bilel; Laksaci, Noura; O&rsquo;Regan, Donal
2
2023
Mixed vector equilibrium-like problems on Hadamard manifolds: error bound analysis. Zbl 1518.47095
Nguyen Van Hung; Vo Minh Tam; O&rsquo;Regan, Donal
2
2023
Solvability for a Hadamard-type fractional integral boundary value problem. Zbl 1534.34014
Xu, Jiafa; Liu, Jie; O&rsquo;Regan, Donal
2
2023
Optimal product release time for a new high-tech startup firm under technical uncertainty. Zbl 1513.91028
Wang, Ming-Hui; Huang, Nan-Jing; O&rsquo;Regan, Donal
1
2023
A note on noncompact collectively coincidence point theory. Zbl 07773831
O&rsquo;Regan, Donal
1
2023
The study of equilibria for generalized games in Hausdorff topological vector spaces. Zbl 07920415
O&rsquo;Regan, Donal
1
2023
Strong convergence theorem obtained by a generalized projections method for solving an equilibrium problem and fixed point problems. Zbl 1542.47090
Ghadampour, Mostafa; Soori, Ebrahim; Agarwal, Ravi P.; O&rsquo;Regan, Donal
1
2023
Best approximations of stochastic bi-homomorphisms and bi-derivations in MC-\(\diamond\)-algebras. Zbl 1515.39015
Tuan, Nguyen Huy; Saadati, Reza; O&rsquo;Regan, Donal; Park, Choonkil
1
2023
Stability of non-instantaneous impulsive systems in Hilbert spaces. Zbl 1539.34055
Li, Mengmeng; Wang, JinRong; O&rsquo;Regan, Donal
1
2023
Existence of solutions for a nonlocal boundary value problem at resonance on the half-line. Zbl 1518.34028
Djafri, S.; Moussaoui, T.; O&rsquo;Regan, D.
1
2023
Continuous selecting families and collectively fixed point theory. Zbl 1533.47045
O&rsquo;Regan, Donal
1
2023
Nontrivial solutions for an asymptotically linear \(\Delta_\alpha\)-Laplace equation. Zbl 1529.35246
Xu, Jiafa; Chen, Jia; O&rsquo;Regan, Donal
1
2023
Monotone iterative positive solutions for a fractional differential system with coupled Hadamard type fractional integral conditions. Zbl 07920386
Li, Yaohong; Bai, Shikun; O&rsquo;Regan, Donal
1
2023
A fractional Landweber iteration method for simultaneous inversion in a time-fractional diffusion equation. Zbl 07921266
Wen, Jin; Yue, Chong-Wang; Liu, Zhuan-Xia; O&rsquo;Regan, Donal
1
2023
The Nehari manifold for a \(\psi \)-Hilfer fractional \(p\)-Laplacian. Zbl 1507.35331
Vanterler da Costa Sousa, José; Zuo, Jiabin; O&rsquo;Regan, Donal
31
2022
On time fractional pseudo-parabolic equations with nonlocal integral conditions. Zbl 1497.35503
Tuan, Nguyen Anh; O&rsquo;Regan, Donal; Baleanu, Dumitru; Tuan, Nguyen H.
9
2022
Ground state solution for the nonlinear Klein-Gordon equation coupled with Born-Infeld theory with critical exponents. Zbl 1485.35177
He, Chuan-Min; Li, Lin; Chen, Shang-Jie; O&rsquo;Regan, Donal
6
2022
Almost periodic fuzzy multidimensional dynamic systems and applications on time scales. Zbl 1506.34010
Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal
6
2022
Collectively fixed point theory in the compact and coercive cases. Zbl 1516.54044
O&rsquo;Regan, Donal
6
2022
Second-order differential equations for the power converters dynamical performance analysis. Zbl 1527.34044
Amoroso, Eleonora; Bonanno, Gabriele; D&rsquo;Aguí, Giuseppina; De Caro, Salvatore; Foti, Salvatore; O&rsquo;Regan, Donal; Testa, Antonio
5
2022
Convergence analysis for iterative learning control of conformable impulsive differential equations. Zbl 1483.34025
Qiu, Wanzheng; Fečkan, Michal; O&rsquo;Regan, Donal; Wang, JinRong
5
2022
\((\omega,c)\)-periodic solutions for time-varying non-instantaneous impulsive differential systems. Zbl 1509.34019
Liu, Kui; Fečkan, Michal; O&rsquo;Regan, Donal; Wang, JinRong
5
2022
Lyapunov functions and stability of Caputo fractional differential equations with delays. Zbl 1503.34138
Agarwal, Ravi; Hristova, Snezhana; O&rsquo;Regan, Donal
5
2022
Stability analysis of second order impulsive differential equations. Zbl 1501.34052
Wen, Qian; Wang, JinRong; O&rsquo;Regan, Donal
5
2022
Relative controllability of impulsive multi-delay differential systems. Zbl 1494.34170
You, Zhongli; Fečkan, Michal; Wang, JinRong; O&rsquo;Regan, Donal
4
2022
On inverse initial value problems for the stochastic strongly damped wave equation. Zbl 1492.60194
Ngoc, Tran Bao; Thach, Tran Ngoc; O&rsquo;Regan, Donal; Nguyen Huy Tuan
4
2022
A strong convergence theorem for solving an equilibrium problem and a fixed point problem using the Bregman distance. Zbl 1546.47090
Ghadampour, Mostafa; Soori, Ebrahim; Agarwal, Ravi P.; O&rsquo;Regan, Donal
3
2022
Terminal value problem for nonlinear parabolic equation with Gaussian white noise. Zbl 1486.35269
Mai, Vinh Quang; Nane, Erkan; O&rsquo;Regan, Donal; Tuan, Nguyen Huy
3
2022
Existence and stability of solutions to neutral conformable stochastic functional differential equations. Zbl 1483.34113
Xiao, Guanli; Wang, JinRong; O&rsquo;Regan, D.
3
2022
Exponential stability of axially moving Kirchhoff-beam systems with nonlinear boundary damping and disturbance. Zbl 1500.45006
Cheng, Yi; Dong, Zhihui; O&rsquo;Regan, Donal
3
2022
\(\lozenge_\alpha \)-measurability and combined measure theory on time scales. Zbl 1502.26029
Wang, Chao; Qin, Guangzhou; Agarwal, Ravi P.; O&rsquo;Regan, Donal
3
2022
Identification of the right-hand side in a bi-parabolic equation with final data. Zbl 1487.35452
Nam, Danh Hua Quoc; Long, Le Dinh; O&rsquo;Regan, Donal; Ngoc, Tran Bao; Tuan, Nguyen Huy
3
2022
Stability analysis for conformable non-instantaneous impulsive differential equations. Zbl 1493.34047
Ding, Yuanlin; O&rsquo;Regan, Donal; Wang, JinRong
3
2022
Integral representations of scalar delay non-instantaneous impulsive Riemann-Liouville fractional differential equations. Zbl 1507.34074
Agarwal, Ravi; Hristova, S.; O&rsquo;Regan, D.
2
2022
Equilibria for abstract economies in Hausdorff topological vector spaces. Zbl 1497.91171
O&rsquo;Regan, Donal
2
2022
On the inverse problem for nonlinear strongly damped wave equations with discrete random noise. Zbl 07565155
Triet, Nguyen Anh; Tuan, Nguyen Huy; Phuong, Nguyen Duc; O&rsquo; Regan, Donal
2
2022
On the well-posedness and blow-up for a semilinear biparabolic equation. Zbl 1482.35046
Au, Vo Van; Zhou, Yong; O&rsquo;Regan, Donal
2
2022
Ulam type stability for first-order linear and nonlinear impulsive fuzzy differential equations. Zbl 1499.34013
Liu, Rui; Fečkan, Michal; Wang, JinRong; O&rsquo;Regan, Donal
2
2022
On a nonlinear parabolic equation with fractional Laplacian and integral conditions. Zbl 1498.35594
Tuan, Nguyen Huy; Tri, Vo Viet; O&rsquo;Regan, Donal
1
2022
A note on the topological transversality theorem for maps with lower semicontinuous type selections. Zbl 1500.47072
O&rsquo;Regan, Donal
1
2022
The split common null point problem for generalized resolvents and nonexpansive mappings in Banach spaces. Zbl 1487.47085
Orouji, Bijan; Agarwal, Ravi P.; Soori, Ebrahim; O&rsquo;Regan, Donal
1
2022
A new class of fractional impulsive differential hemivariational inequalities with an application. Zbl 1490.49010
Weng, Yun-hua; Chen, Tao; Huang, Nan-jing; O&rsquo;Regan, Donal
1
2022
\((\omega, c)\)-periodic solutions for non-instantaneous impulsive systems with unbounded time-varying coefficients. Zbl 1493.34048
Liu, Kui; Fečkan, Michal; O&rsquo;Regan, Donal; Wang, Jinrong
1
2022
Coincidence and maximal type results for set valued maps. Zbl 07640271
O&rsquo;Regan, Donal
1
2022
Nontrivial radial solutions for a system of second order elliptic equations. Zbl 07919238
Zhang, Haiyan; Xu, Jiafa; O&rsquo;Regan, Donal
1
2022
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
21
2021
Controllability of stochastic nonlinear oscillating delay systems driven by the Rosenblatt distribution. Zbl 1462.34104
Sathiyaraj, T.; Wang, JinRong; O&rsquo;Regan, D.
14
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
12
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
10
2021
Dynamic analysis of a stochastic toxin-mediated predator-prey model in aquatic environments. Zbl 1470.92271
Zu, Li; Jiang, Daqing; O&rsquo;Regan, Donal; Hayat, Tasawar
9
2021
Fractional Landweber method for an initial inverse problem for time-fractional wave equations. Zbl 1460.35375
Huynh, Le Nhat; Zhou, Yong; O&rsquo;Regan, Donal; Tuan, Nguyen Huy
8
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.
8
2021
Relative controllability of a stochastic system using fractional delayed sine and cosine matrices. Zbl 1485.93081
Wang, JinRong; Sathiyaraj, T.; O&rsquo;Regan, Donal
7
2021
Relative controllability of delay multi-agent systems. Zbl 1525.93024
Si, Yuanchao; Fečkan, Michal; Wang, JinRong; O&rsquo;Regan, Donal
7
2021
On the initial value problem for the nonlinear fractional Rayleigh-Stokes equation. Zbl 1477.35174
Luc, Nguyen Hoang; Lan, Do; O&rsquo;Regan, Donal; Tuan, Nguyen Anh; Zhou, Yong
6
2021
New characterizations of weights on dynamic inequalities involving a Hardy operator. Zbl 1504.26064
Saker, S. H.; Alzabut, J.; Saied, A. I.; O&rsquo;Regan, D.
5
2021
Ulam type stability for non-instantaneous impulsive Caputo fractional differential equations with finite state dependent delay. Zbl 1476.34158
Agarwal, Ravi; Hristova, Snezhana; O&rsquo;Regan, Donal
5
2021
Self-improving properties of discrete Muckenhoupt weights. Zbl 1512.40003
Saker, Samir H.; O&rsquo;Regan, Donal; Agarwal, Ravi P.
5
2021
Non-instantaneous impulsive fractional differential equations with state dependent delay and practical stability. Zbl 1513.34294
Agarwal, Ravi; Almeida, Ricardo; Hristova, Snezhana; O&rsquo;Regan, Donal
5
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
5
2021
Continuation theorems for Mönch countable compactness-type set-valued maps. Zbl 1462.54019
O&rsquo;Regan, Donal
4
2021
Trajectory approximately controllability and optimal control for noninstantaneous impulsive inclusions without compactness. Zbl 1497.34091
Liu, Shengda; Wang, Jinrong; O&rsquo;Regan, Donal
3
2021
Weighted pseudo \(\delta\)-almost automorphic functions and abstract dynamic equations. Zbl 1470.26051
Wang, Chao; Agarwal, Ravi P.; O&rsquo;Regan, Donal
3
2021
On a final value problem for a class of nonlinear hyperbolic equations with damping term. Zbl 1480.35404
Can, Nguyen Huu; Tuan, Nguyen Huy; O&rsquo;Regan, Donal; Au, Vo Van
3
2021
A generalized strong convergence algorithm in the presence of errors for variational inequality problems in Hilbert spaces. Zbl 1489.47091
Ghadampour, Mostafa; O&rsquo;Regan, Donal; Soori, Ebrahim; Agarwal, Ravi P.
3
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.
3
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.
3
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
3
2021
Infinite number of solutions for some elliptic eigenvalue problems of Kirchhoff-type with non-homogeneous material. Zbl 1489.35121
Yan, Baoqiang; O&rsquo;Regan, Donal; Agarwal, Ravi P.
2
2021
Nonlocal fractional semilinear differential inclusions with noninstantaneous impulses and of order \(\alpha \in (1, 2)\). Zbl 07412527
Wang, JinRong; Ibrahim, Ahmed G.; O&rsquo;Regan, Donal; Elmandouh, Adel A.
2
2021
Mittag-Leffler stability for impulsive Caputo fractional differential equations. Zbl 1483.34010
Agarwal, R.; Hristova, S.; O&rsquo;Regan, D.
2
2021
Continuous dependence of fuzzy mild solutions on parameters for IVP of fractional fuzzy evolution equations. Zbl 1498.34007
Zhang, Xuping; Chen, Pengyu; O&rsquo;Regan, Donal
2
2021
Unique solvability of fractional quadratic nonlinear integral equations. Zbl 1488.45016
Darwish, Mohamed Abdalla; Metwali, Mohamed M. A.; O&rsquo;Regan, Donal
2
2021
On the initial value problem for fractional Volterra integrodifferential equations with a Caputo-Fabrizio derivative. Zbl 1469.35234
Tuan, Nguyen Huy; Tuan, Nguyen Anh; O&rsquo;Regan, Donal; Tri, Vo Viet
2
2021
Best approximation of \(\kappa \)-random operator inequalities in matrix MB-algebras. Zbl 1510.47055
Madadi, Masoumeh; O&rsquo;Regan, Donal; Rassias, Themistocles M.; Saadati, Reza
1
2021
Weak KKM set-valued mappings in hyperconvex metric spaces. Zbl 1499.54147
Agarwal, Ravi P.; Balaj, Mircea; O&rsquo;Regan, Donal
1
2021
Self-improving properties of weighted Gehring classes with applications to partial differential equations. Zbl 1494.35008
Saker, S. H.; Alzabut, J.; O&rsquo;Regan, D.; Agarwal, R. P.
1
2021
Maps with weakly sequentially closed graphs satisfying compactness conditions on countable sets. Zbl 1479.47053
O&rsquo;Regan, Donal
1
2021
Essential weakly Mönch type maps and continuation theory. Zbl 1516.54043
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
Some new Opial type dynamic inequalities via convex functions and applications. Zbl 1494.26055
Saker, S. H.; Alzabut, J.; Sayed, A. G.; O&rsquo;Regan, D.
1
2021
Generalized Leray-Schauder nonlinear alternatives for general classes of maps. Zbl 1470.54094
O&rsquo;Regan, Donal
1
2021
Self-improving properties of a generalized Muckenhoupt class. Zbl 1499.42088
Agarwal, R. P.; O&rsquo;Regan, D.; Saker, S. H.
1
2021
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
31
2020
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
28
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
26
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
25
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
22
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
20
2020
Convergence analysis of solution sets for fuzzy optimization problems. Zbl 1498.47151
Nguyen Van Hung; Vo Minh Tam; Nguyen Huy Tuan; O&rsquo;Regan, Donal
18
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
17
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
16
2020
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Cited by 8,250 Authors

684 O’Regan, Donal
495 Agarwal, Ravi P.
167 Wang, Jinrong
142 Jiang, Daqing
129 Ahmad, Bashir
101 Nieto Roig, Juan Jose
97 Benchohra, Mouffak
96 Al-saedi, Ahmed Eid Salem
96 Ge, Weigao
93 Ntouyas, Sotiris K.
91 Graef, John R.
89 Grace, Said Rezk
88 Saker, Samir H.
82 Zhou, Yong
79 Băleanu, Dumitru I.
78 Liu, Lishan
71 Li, Tongxing
68 Wong, Patricia J. Y.
62 Samet, Bessem
61 Bohner, Martin J.
61 Kumam, Poom
60 Wu, Yonghong
58 Henderson, Johnny Lee
56 Abdeljawad, Thabet
56 Ma, Ruyun
55 Fečkan, Michal
53 Karapınar, Erdal
50 Xu, Jiafa
48 Thandapani, Ethiraju
45 Abbas, Mujahid
44 Khristova, Snezhana G.
44 Shi, Haiping
43 Cabada, Alberto
42 Hussain, Nawab
42 Wang, Chao
42 Zada, Akbar
41 Saadati, Reza
40 Hayat, Tasawar
40 Heidarkhani, Shapour
40 Liu, Wenbin
40 Nashine, Hemant Kumar
40 Precup, Radu
40 Staněk, Svatoslav
39 Cho, Yeol Je
39 Kong, Lingju
38 Abbas, Syed
38 Cui, Yujun
38 Sadarangani, Kishin B.
37 Liu, Yansheng
36 Alzabut, Jehad O.
36 de la Sen, Manuel
36 Liu, Yuji
36 Perera, Kanishka
36 Rezapour, Shahram
36 Yan, Baoqiang
35 Abbas, Said
35 Chen, Haibo
35 Imdad, Mohammad
35 Ngo Van Hoa
35 Radenovic, Stojan
35 Vanterler da Costa Sousa, José
34 Banaś, Józef
34 Sahu, Daya Ram
34 Shah, Kamal
34 Wei, Zhongli
34 Zhang, Xinguang
33 Aydi, Hassen Mohamed
33 Papageorgiou, Nikolaos S.
33 Ullah, Kifayat
32 Chatzarakis, George E.
32 Feng, Meiqiang
32 Malik, Muslim
32 Tian, Yu
32 Vijayakumar, Velusamy
32 Zhang, Chenghui
31 Han, Zhenlai
31 Minhós, Feliz Manuel
31 Rachůnková, Irena
31 Tariboon, Jessada
31 Yao, Jen-Chih
30 Ahmad, Junaid
30 Jeribi, Aref
30 Liu, Zhenhai
29 Gou, Haide
29 Huang, Nan-Jing
29 Li, Yongxiang
29 Liu, Xia
29 Luo, Zhiguo
29 Shahzad, Naseer
28 Ouahab, Abdelghani
28 Sun, Shurong
27 Altun, Ishak
27 Anderson, Douglas Robert
27 Kang, Shin Min
27 Krichen, Bilel
27 Liu, Qun
27 Sooppy Nisar, Kottakkaran
27 Wang, Guotao
27 Zhang, Xuemei
26 Eldeeb, Ahmed Abdel-Moneim
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Cited in 574 Serials

638 Advances in Difference Equations
431 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods
406 Journal of Mathematical Analysis and Applications
403 Applied Mathematics and Computation
381 Boundary Value Problems
296 Abstract and Applied Analysis
269 Computers & Mathematics with Applications
266 Mathematical Methods in the Applied Sciences
262 Fixed Point Theory and Applications
245 Applied Mathematics Letters
193 Journal of Inequalities and Applications
164 Journal of Applied Mathematics and Computing
161 Journal of Computational and Applied Mathematics
139 Journal of Function Spaces
135 Journal of Fixed Point Theory and Applications
131 Communications in Nonlinear Science and Numerical Simulation
118 Mathematical and Computer Modelling
115 Mediterranean Journal of Mathematics
114 Applicable Analysis
112 Discrete Dynamics in Nature and Society
103 Filomat
95 Journal of Applied Analysis and Computation
91 Chaos, Solitons and Fractals
88 Nonlinear Analysis. Real World Applications
84 Fractional Calculus & Applied Analysis
79 Qualitative Theory of Dynamical Systems
79 AIMS Mathematics
78 Journal of Difference Equations and Applications
68 Computational and Applied Mathematics
68 Journal of Nonlinear Science and Applications
67 Journal of Differential Equations
65 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
61 Physica A
61 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM
59 Rocky Mountain Journal of Mathematics
58 Fuzzy Sets and Systems
58 Nonlinear Analysis. Modelling and Control
57 Mathematical Problems in Engineering
53 Journal of the Franklin Institute
52 Numerical Functional Analysis and Optimization
51 Rendiconti del Circolo Matemàtico di Palermo. Serie II
47 Results in Mathematics
47 Journal of Applied Mathematics
46 Mathematische Nachrichten
46 Fixed Point Theory
45 Demonstratio Mathematica
45 Journal of Integral Equations and Applications
45 Differential Equations and Dynamical Systems
44 Journal of Optimization Theory and Applications
44 Thai Journal of Mathematics
44 Nonlinear Analysis. Theory, Methods & Applications
44 Open Mathematics
43 Turkish Journal of Mathematics
42 Acta Applicandae Mathematicae
41 Discrete and Continuous Dynamical Systems. Series B
40 The Journal of Analysis
37 International Journal of Nonlinear Sciences and Numerical Simulation
36 Mathematica Slovaca
36 Differential Equations and Applications
36 Afrika Matematika
35 Proceedings of the American Mathematical Society
34 Discrete and Continuous Dynamical Systems. Series S
34 Journal of Mathematics
33 Asian-European Journal of Mathematics
33 International Journal of Differential Equations
31 Opuscula Mathematica
31 Fractional Differential Calculus
30 Mathematical Sciences
29 International Journal of Mathematics and Mathematical Sciences
29 Fractals
28 Optimization
28 Sahand Communications in Mathematical Analysis
27 Complexity
26 Nonlinear Functional Analysis and Applications
26 Advances in Mathematical Physics
25 Electronic Journal of Differential Equations (EJDE)
25 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis
25 Boletim da Sociedade Paranaense de Matemática. Terceira Série
24 Acta Mathematicae Applicatae Sinica. English Series
24 International Journal of Computer Mathematics
24 Journal of Mathematical Sciences (New York)
24 Positivity
23 Ukrainian Mathematical Journal
23 Bulletin of the Iranian Mathematical Society
23 Georgian Mathematical Journal
23 Nonlinear Analysis. Hybrid Systems
22 Monatshefte für Mathematik
22 Topological Methods in Nonlinear Analysis
22 International Journal of Biomathematics
22 Evolution Equations and Control Theory
21 Information Sciences
21 Numerical Algorithms
21 Applied Mathematical Modelling
21 Nonlinear Dynamics
21 Acta Mathematica Sinica. English Series
20 Bulletin of the Australian Mathematical Society
20 Journal of Mathematical Physics
20 Mathematics and Computers in Simulation
20 Stochastic Analysis and Applications
20 Applied Numerical Mathematics
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Cited in 62 Fields

5,743 Ordinary differential equations (34-XX)
3,407 Operator theory (47-XX)
1,076 Real functions (26-XX)
1,075 Partial differential equations (35-XX)
1,036 General topology (54-XX)
1,004 Difference and functional equations (39-XX)
884 Integral equations (45-XX)
610 Biology and other natural sciences (92-XX)
593 Systems theory; control (93-XX)
552 Numerical analysis (65-XX)
425 Calculus of variations and optimal control; optimization (49-XX)
425 Probability theory and stochastic processes (60-XX)
351 Global analysis, analysis on manifolds (58-XX)
320 Dynamical systems and ergodic theory (37-XX)
205 Functional analysis (46-XX)
170 Operations research, mathematical programming (90-XX)
96 Special functions (33-XX)
81 Approximations and expansions (41-XX)
71 Game theory, economics, finance, and other social and behavioral sciences (91-XX)
67 Mechanics of deformable solids (74-XX)
54 Fluid mechanics (76-XX)
53 Measure and integration (28-XX)
53 Integral transforms, operational calculus (44-XX)
44 Combinatorics (05-XX)
39 Computer science (68-XX)
38 Statistical mechanics, structure of matter (82-XX)
33 Harmonic analysis on Euclidean spaces (42-XX)
33 Algebraic topology (55-XX)
33 Mechanics of particles and systems (70-XX)
31 Linear and multilinear algebra; matrix theory (15-XX)
31 Abstract harmonic analysis (43-XX)
25 Sequences, series, summability (40-XX)
20 Statistics (62-XX)
19 Functions of a complex variable (30-XX)
19 Quantum theory (81-XX)
19 Information and communication theory, circuits (94-XX)
17 Convex and discrete geometry (52-XX)
15 Mathematical logic and foundations (03-XX)
13 Order, lattices, ordered algebraic structures (06-XX)
13 Number theory (11-XX)
13 Differential geometry (53-XX)
12 Geophysics (86-XX)
9 Potential theory (31-XX)
9 Several complex variables and analytic spaces (32-XX)
9 Classical thermodynamics, heat transfer (80-XX)
7 General and overarching topics; collections (00-XX)
6 Manifolds and cell complexes (57-XX)
6 Relativity and gravitational theory (83-XX)
5 Group theory and generalizations (20-XX)
5 Astronomy and astrophysics (85-XX)
4 Algebraic geometry (14-XX)
4 Associative rings and algebras (16-XX)
3 Topological groups, Lie groups (22-XX)
3 Optics, electromagnetic theory (78-XX)
3 Mathematics education (97-XX)
2 Geometry (51-XX)
1 History and biography (01-XX)
1 General algebraic systems (08-XX)
1 Field theory and polynomials (12-XX)
1 Commutative algebra (13-XX)
1 Nonassociative rings and algebras (17-XX)
1 \(K\)-theory (19-XX)

Citations by Year

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