Amar, Afif Ben; Garbout, Hajer; O’Regan, Donal Surjectivity results for nonlinear weakly sequentially continuous operators and applications. (English) Zbl 1482.47092 Fixed Point Theory 22, No. 2, 481-494 (2021). MSC: 47H08 47H10 47H30 PDFBibTeX XMLCite \textit{A. B. Amar} et al., Fixed Point Theory 22, No. 2, 481--494 (2021; Zbl 1482.47092) Full Text: Link
Nourouzi, Kourosh; Zahedi, Faezeh; O’Regan, Donal A nonlinear \(F\)-contraction form of Sadovskii’s fixed point theorem and its application to a functional integral equation of Volterra type. (English) Zbl 1483.47085 Facta Univ., Ser. Math. Inf. 36, No. 2, 321-331 (2021). MSC: 47H10 47H08 47N20 45D05 PDFBibTeX XMLCite \textit{K. Nourouzi} et al., Facta Univ., Ser. Math. Inf. 36, No. 2, 321--331 (2021; Zbl 1483.47085) Full Text: DOI
Darwish, Mohamed Abdalla; O’Regan, Donal On cubic integral equations of Urysohn-Stieltjes type. (English) Zbl 1474.45035 Mat. Vesn. 73, No. 3, 156-167 (2021). MSC: 45G10 47H30 47H08 PDFBibTeX XMLCite \textit{M. A. Darwish} and \textit{D. O'Regan}, Mat. Vesn. 73, No. 3, 156--167 (2021; Zbl 1474.45035) Full Text: Link Link
Aghajani, A.; Aliaskari, M.; O’Regan, D. New classes of condensing operators and application to solvability of singular integral equations. (English) Zbl 1498.47098 Filomat 34, No. 3, 843-860 (2020). MSC: 47H08 47H10 PDFBibTeX XMLCite \textit{A. Aghajani} et al., Filomat 34, No. 3, 843--860 (2020; Zbl 1498.47098) Full Text: DOI
Ben Amar, Afif; Derbel, Saoussen; O’Regan, Donal Fixed points and eigenvalues for countably asymptotically \(\Phi\)-nonexpansive operators on convex sets under asymptotic contractive-type conditions. (English) Zbl 1484.47104 J. Fixed Point Theory Appl. 22, No. 4, Paper No. 92, 24 p. (2020). Reviewer: Jürgen Appell (Würzburg) MSC: 47H10 47H08 47H09 47H30 PDFBibTeX XMLCite \textit{A. Ben Amar} et al., J. Fixed Point Theory Appl. 22, No. 4, Paper No. 92, 24 p. (2020; Zbl 1484.47104) Full Text: DOI
Nourouzi, Kourosh; Zahedi, Faezeh; O’Regan, Donal Totally bounded subsets and a measure of noncompactness for Schatten class operators. (English) Zbl 07103806 Topology Appl. 265, Article ID 106825, 8 p. (2019). MSC: 47H08 47B10 47B07 PDFBibTeX XMLCite \textit{K. Nourouzi} et al., Topology Appl. 265, Article ID 106825, 8 p. (2019; Zbl 07103806) Full Text: DOI
Ben Amar, Afif; Derbel, Saoussen; O’Regan, Donal; Xiang, Tian Fixed point theory for countably weakly condensing maps and multimaps in non-separable Banach spaces. (English) Zbl 1504.47081 J. Fixed Point Theory Appl. 21, No. 1, Paper No. 8, 25 p. (2019). MSC: 47H10 47H08 47H30 45D05 PDFBibTeX XMLCite \textit{A. Ben Amar} et al., J. Fixed Point Theory Appl. 21, No. 1, Paper No. 8, 25 p. (2019; Zbl 1504.47081) Full Text: DOI
Cardinali, T.; O’Regan, D.; Rubbioni, P. Mönch sets and fixed point theorems for multimaps in locally convex topological vector spaces. (English) Zbl 1478.47049 Fixed Point Theory 18, No. 1, 147-154 (2017). MSC: 47H10 47H08 47H04 PDFBibTeX XMLCite \textit{T. Cardinali} et al., Fixed Point Theory 18, No. 1, 147--154 (2017; Zbl 1478.47049) Full Text: DOI Link Link
Amar, Afif Ben; O’Regan, Donal Measures of weak noncompactness and fixed point theory in Banach algebras satisfying condition \((\mathcal{P})\). (English) Zbl 1454.47055 Fixed Point Theory 18, No. 1, 37-46 (2017). Reviewer: Dariusz Bugajewski (Poznań) MSC: 47H08 47H09 47H10 PDFBibTeX XMLCite \textit{A. B. Amar} and \textit{D. O'Regan}, Fixed Point Theory 18, No. 1, 37--46 (2017; Zbl 1454.47055) Full Text: DOI
Ben Amar, Afif; O’Regan, Donal; Touati, Amel Fixed point theorems for the sum of \((ws)\)-compact and asymptotically \(\Phi\)-nonexpansive mappings. (English) Zbl 1450.47023 J. Fixed Point Theory Appl. 18, No. 4, 771-784 (2016). MSC: 47H10 47H09 47J05 47H08 PDFBibTeX XMLCite \textit{A. Ben Amar} et al., J. Fixed Point Theory Appl. 18, No. 4, 771--784 (2016; Zbl 1450.47023) Full Text: DOI
Ben Amar, Afif; O’Regan, Donal Topological fixed point theory for singlevalued and multivalued mappings and applications. (English) Zbl 1357.47001 Cham: Springer (ISBN 978-3-319-31947-6/hbk; 978-3-319-31948-3/ebook). x, 194 p. (2016). Reviewer: Paola Rubbioni (Perugia) MSC: 47-02 47H10 46A03 46A50 54H25 47H04 47H08 47J10 41A65 PDFBibTeX XMLCite \textit{A. Ben Amar} and \textit{D. O'Regan}, Topological fixed point theory for singlevalued and multivalued mappings and applications. Cham: Springer (2016; Zbl 1357.47001) Full Text: DOI
Jleli, Mohamed; Karapinar, Erdal; O’Regan, Donal; Samet, Bessem Some generalizations of Darbo’s theorem and applications to fractional integral equations. (English) Zbl 1338.47063 Fixed Point Theory Appl. 2016, Paper No. 11, 17 p. (2016). MSC: 47H10 26A33 45G10 47H08 PDFBibTeX XMLCite \textit{M. Jleli} et al., Fixed Point Theory Appl. 2016, Paper No. 11, 17 p. (2016; Zbl 1338.47063) Full Text: DOI
Aghajani, Asadollah; Tehrani, Alireza Mosleh; O’Regan, Donald Some new fixed point results via the concept of measure of noncompactness. (English) Zbl 1464.47030 Filomat 29, No. 6, 1209-1216 (2015). MSC: 47H10 47H08 47H09 PDFBibTeX XMLCite \textit{A. Aghajani} et al., Filomat 29, No. 6, 1209--1216 (2015; Zbl 1464.47030) Full Text: DOI
Aghajani, A.; O’Regan, D.; Haghighi, A. Shole Measure of noncompactness on \(L^p(\mathbb{R}^N)\) and applications. (English. Spanish summary) Zbl 1327.47043 Cubo 17, No. 1, 85-97 (2015). MSC: 47H08 47H10 47N20 PDFBibTeX XMLCite \textit{A. Aghajani} et al., Cubo 17, No. 1, 85--97 (2015; Zbl 1327.47043) Full Text: DOI
Arshad, Sadia; Lupulescu, Vasile; O’Regan, Donal \(L^p\)-solutions for fractional integral equations. (English) Zbl 1312.45003 Fract. Calc. Appl. Anal. 17, No. 1, 259-276 (2014). MSC: 45D05 35R11 35A01 47H08 PDFBibTeX XMLCite \textit{S. Arshad} et al., Fract. Calc. Appl. Anal. 17, No. 1, 259--276 (2014; Zbl 1312.45003) Full Text: DOI
Bellour, Azzeddine; O’Regan, Donal; Taoudi, Mohamed-Aziz On the existence of integrable solutions for a nonlinear quadratic integral equation. (English) Zbl 1301.45002 J. Appl. Math. Comput. 46, No. 1-2, 67-77 (2014). Reviewer: Narahari Parhi (Bhubaneswar) MSC: 45G10 45D05 47H30 47H08 PDFBibTeX XMLCite \textit{A. Bellour} et al., J. Appl. Math. Comput. 46, No. 1--2, 67--77 (2014; Zbl 1301.45002) Full Text: DOI
Agarwal, Ravi P.; O’Regan, Donal; Taoudi, Mohamed-Aziz Fixed point theory for multivalued weakly convex-power condensing mappings with application to integral inclusions. (English) Zbl 1300.47063 Mem. Differ. Equ. Math. Phys. 57, 17-40 (2012). MSC: 47H10 47H04 47J22 47H08 PDFBibTeX XMLCite \textit{R. P. Agarwal} et al., Mem. Differ. Equ. Math. Phys. 57, 17--40 (2012; Zbl 1300.47063)
Agarwal, Ravi P.; O’Regan, Donal; Taoudi, Mohamed-Aziz Fixed point theorems for convex-power condensing operators relative to the weak topology and applications to Volterra integral equations. (English) Zbl 1252.47051 J. Integral Equations Appl. 24, No. 2, 167-181 (2012). Reviewer: Denis Sidorov (Irkutsk) MSC: 47H10 47H30 45D05 47H08 PDFBibTeX XMLCite \textit{R. P. Agarwal} et al., J. Integral Equations Appl. 24, No. 2, 167--181 (2012; Zbl 1252.47051) Full Text: DOI Euclid
Agarwal, Ravi P.; O’Regan, Donal; Taoudi, Mohamed-Aziz Fixed point theorems for condensing multivalued mappings under weak topology features. (English) Zbl 1253.47036 Fixed Point Theory 12, No. 2, 247-254 (2011). Reviewer: Dorota Gabor (Toruń) MSC: 47H10 47H04 47H08 47H14 PDFBibTeX XMLCite \textit{R. P. Agarwal} et al., Fixed Point Theory 12, No. 2, 247--254 (2011; Zbl 1253.47036) Full Text: Link
Banaś, Józef; O’Regan, Donal; Agarwal, Ravi P. Measures of noncompactness and asymptotic stability of solutions of a quadratic Hammerstein integral equation. (English) Zbl 1236.45003 Rocky Mt. J. Math. 41, No. 6, 1769-1792 (2011). Reviewer: Peter Zabreiko (Minsk) MSC: 45G05 45M10 45M05 47H08 47H10 PDFBibTeX XMLCite \textit{J. Banaś} et al., Rocky Mt. J. Math. 41, No. 6, 1769--1792 (2011; Zbl 1236.45003) Full Text: DOI
Djebali, Smaïl; O’Regan, Donal; Sahnoun, Zahira On the solvability of some operator equations and inclusions in Banach spaces with the weak topology. (English) Zbl 1241.47050 Commun. Appl. Anal. 15, No. 1, 125-140 (2011). Reviewer: Boris Danilovich Gel’man (Voronezh) MSC: 47J05 47H10 47H08 47H30 47N20 PDFBibTeX XMLCite \textit{S. Djebali} et al., Commun. Appl. Anal. 15, No. 1, 125--140 (2011; Zbl 1241.47050)
Agarwal, Ravi P.; Banaś, Józef; Banaś, Kamil; O’Regan, Donal Solvability of a quadratic Hammerstein integral equation in the class of functions having limits at infinity. (English) Zbl 1223.45006 J. Integral Equations Appl. 23, No. 2, 157-181 (2011). Reviewer: Li Xing (Yinchuan) MSC: 45G10 47H30 47H10 47H08 PDFBibTeX XMLCite \textit{R. P. Agarwal} et al., J. Integral Equations Appl. 23, No. 2, 157--181 (2011; Zbl 1223.45006) Full Text: DOI
O’Regan, Donal; Taoudi, Mohamed-Aziz Fixed point theorems for the sum of two weakly sequentially continuous mappings. (English) Zbl 1210.47077 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 73, No. 2, 283-289 (2010). Reviewer: Andrei Horvat-Marc (Baia Mare) MSC: 47H10 47H08 47H30 PDFBibTeX XMLCite \textit{D. O'Regan} and \textit{M.-A. Taoudi}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 73, No. 2, 283--289 (2010; Zbl 1210.47077) Full Text: DOI