Edit Profile (opens in new tab) Krichen, Bilel Co-Author Distance Author ID: krichen.bilel Published as: Krichen, Bilel External Links: MGP · ORCID · Google Scholar · ResearchGate · IdRef · theses.fr Documents Indexed: 47 Publications since 2010, including 1 Book Reviewing Activity: 4 Reviews Co-Authors: 28 Co-Authors with 46 Joint Publications 1,010 Co-Co-Authors all top 5 Co-Authors 1 single-authored 31 Jeribi, Aref 9 Mefteh, Bilel 6 Ferjani, Imen 4 Chaker, Wajdi 4 Kaddachi, Najib 4 O’Regan, Donal 3 Bahidi, Fatima 3 Brahim, Fatma Ben 2 Ben Amar, Afif 2 Boudaoui, Ahmed 2 Chelly, Slim 2 Ghribi, Abdelaziz 2 Laksaci, Noura 2 Salhi, Makrem 2 Zitouni, Ali 1 Abdeljawad, Thabet 1 Aydi, Rabeb 1 Azzouz, Abdelhalim 1 Banaś, Józef 1 Beghdadi, Mahamed 1 Ben Brahim, Fatma Ben 1 Benjemaa, Mondher 1 Chtourou, Ines 1 Dhahri, Mohammed Zarai 1 Meslameni, Mohamed 1 Mukheimer, Aiman A. S. 1 Taktak, Rahma 1 Trabelsi, Bilel all top 5 Serials 4 Filomat 4 Fixed Point Theory 3 Linear and Multilinear Algebra 3 Georgian Mathematical Journal 2 Indian Journal of Pure & Applied Mathematics 2 Mathematica Slovaca 2 Numerical Functional Analysis and Optimization 2 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 2 Mediterranean Journal of Mathematics 1 Mathematical Methods in the Applied Sciences 1 Integral Equations and Operator Theory 1 Journal of the Korean Mathematical Society 1 Mathematische Nachrichten 1 Monatshefte für Mathematik 1 Ricerche di Matematica 1 Bulletin of the Korean Mathematical Society 1 Chinese Annals of Mathematics. Series B 1 Bulletin of the Iranian Mathematical Society 1 Extracta Mathematicae 1 Turkish Journal of Mathematics 1 Journal of Inequalities and Applications 1 Communications of the Korean Mathematical Society 1 Acta Mathematica Scientia. Series B. (English Edition) 1 Miskolc Mathematical Notes 1 Journal of Biological Dynamics 1 Journal of Pseudo-Differential Operators and Applications 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 Annals of Functional Analysis 1 Afrika Matematika 1 Advances in Operator Theory 1 Monographs and Research Notes in Mathematics all top 5 Fields 46 Operator theory (47-XX) 7 Integral equations (45-XX) 4 General topology (54-XX) 2 Partial differential equations (35-XX) 2 Global analysis, analysis on manifolds (58-XX) 1 Ordinary differential equations (34-XX) 1 Difference and functional equations (39-XX) 1 Functional analysis (46-XX) 1 Numerical analysis (65-XX) 1 Fluid mechanics (76-XX) 1 Biology and other natural sciences (92-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 33 Publications have been cited 216 times in 88 Documents Cited by ▼ Year ▼ Demicompact linear operators, essential spectrum and some perturbation results. Zbl 1343.47015 Chaker, Wajdi; Jeribi, Aref; Krichen, Bilel 28 2015 Nonlinear functional analysis in Banach spaces and Banach algebras. Fixed point theory under weak topology for nonlinear operators and block operator matrices with applications. Zbl 1333.47002 Jeribi, Aref; Krichen, Bilel 24 2016 Relative essential spectra involving relative demicompact unbounded linear operators. Zbl 1313.47013 Krichen, Bilel 20 2014 Fixed point theorems of block operator matrices on Banach algebras and an application to functional integral equations. Zbl 1285.47064 Kaddachi, Najib; Jeribi, Aref; Krichen, Bilel 14 2013 Fixed point theorems for block operator matrix and an application to a structured problem under boundary conditions of Rotenberg’s model type. Zbl 1324.47091 Amar, Afif Ben; Jeribi, Aref; Krichen, Bilel 13 2014 Existence of solutions of a two-dimensional boundary value problem for a system of nonlinear equations arising in growing cell populations. Zbl 1447.92342 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 12 2013 On the class of relatively weakly demicompact nonlinear operators. Zbl 1455.58005 Krichen, Bilel; O’Regan, Donal 12 2018 Weakly demicompact linear operators and axiomatic measures of weak noncompactness. Zbl 1486.47008 Krichen, Bilel; O’Regan, Donal 11 2019 Essential spectra of a \(3 \times 3\) operator matrix and an application to three-group transport equations. Zbl 1198.47004 Amar, Afif Ben; Jeribi, Aref; Krichen, Bilel 9 2010 Existence results for a system of nonlinear integral equations in Banach algebras under weak topology. Zbl 1470.45010 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 8 2017 Characterization of relatively demicompact operators by means of measures of noncompactness. Zbl 06914895 Jeribi, Aref; Krichen, Bilel; Salhi, Makrem 8 2018 Fixed-point theorems for multivalued operator matrix under weak topology with an application. Zbl 1503.47077 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 8 2020 Spectral properties involving generalized weakly demicompact operators. Zbl 1486.47023 Ferjani, Imen; Jeribi, Aref; Krichen, Bilel 7 2019 Existence results for a coupled system of perturbed functional differential inclusions in Banach algebras. Zbl 1481.47068 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 6 2018 Fixed point theory in WC-Banach algebras. Zbl 1424.47124 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 6 2016 Essential spectra of some matrix operators involving \(\gamma\)-relatively bounded entries and an application. Zbl 1502.47005 Jeribi, Aref; Krichen, Bilel; Dhahri, Mohammed Zarai 3 2016 Properties of demicompact operators, essential spectra and some perturbation results for block operator matrices with applications. Zbl 1455.47002 Jeribi, Aref; Krichen, Bilel; Zitouni, Ali 3 2020 Some Fredholm theory results around relative demicompactness concept. Zbl 07407074 Chaker, Wajdi; Jeribi, Aref; Krichen, Bilel 3 2021 Fixed point theorems for \((p,q)\)-quasi-contraction mappings in cone metric spaces. Zbl 1336.54040 Chaker, Wajdi; Ghribi, Abdelaziz; Jeribi, Aref; Krichen, Bilel 2 2016 Fixed point theorems involving 1-set-weakly contractive operators in WC-Banach algebras. Zbl 07262286 Krichen, Bilel; Mefteh, Bilel; O’Regan, Donal 2 2019 Fixed point theorems in WC-Banach algebras and their applications to infinite systems of integral equations. Zbl 07540897 Banaś, Józef; Krichen, Bilel; Mefteh, Bilel 2 2020 Fixed point theorems in generalized Banach spaces under G-weak topology features. Zbl 1519.47055 Boudaoui, Ahmed; Krichen, Bilel; Laksaci, Noura; O’Regan, Donal 2 2023 Polynomially demicompact operators and spectral theory for operator matrices involving demicompactness classes. Zbl 06982147 Brahim, Fatma Ben; Jeribi, Aref; Krichen, Bilel 2 2018 Spectral properties for \(\gamma \)-diagonally dominant operator matrices using demicompactness classes and applications. Zbl 07092250 Jeribi, Aref; Krichen, Bilel; Zitouni, Ali 2 2019 Existence of solutions of a nonlinear Hammerstein integral equation. Zbl 1310.47076 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 1 2014 Fixed point theorem for quasi-contractive mapping in partial cone metric space. Zbl 1327.54039 Chaker, Wajdi; Ghribi, Abdelaziz; Jeribi, Aref; Krichen, Bilel 1 2015 Relative \(\varepsilon\)-pseudo weak demicompactness and measures of weak noncompactness. Zbl 1507.47045 Chtourou, Ines; Krichen, Bilel 1 2021 Essential pseudospectra involving demicompact and pseudodemicompact operators and some perturbation results. Zbl 1496.47024 Brahim, Fatma Ben; Jeribi, Aref; Krichen, Bilel 1 2019 Demicompactness perturbation in Banach algebras and some stability results. Zbl 07650703 Chelly, Slim; Jeribi, Aref; Krichen, Bilel 1 2023 G-Riesz operators and their spectral properties. Zbl 07486145 Azzouz, Abdelhalim; Beghdadi, Mahamed; Krichen, Bilel 1 2022 Spectral properties for generalized weakly \(S\)-demicompact operators. Zbl 07491080 Ferjani, Imen; Jeribi, Aref; Krichen, Bilel 1 2022 Fixed point results in locally convex spaces with \(\tau\)-Krein-Šmulian property and applications. Zbl 1489.47077 Bahidi, Fatima; Krichen, Bilel; Mefteh, Bilel 1 2021 Existence of solutions for an infinite system of quadratic integral equations in the Banach algebra \(C(I,c_0)\). Zbl 1475.45011 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 1 2020 Fixed point theorems in generalized Banach spaces under G-weak topology features. Zbl 1519.47055 Boudaoui, Ahmed; Krichen, Bilel; Laksaci, Noura; O’Regan, Donal 2 2023 Demicompactness perturbation in Banach algebras and some stability results. Zbl 07650703 Chelly, Slim; Jeribi, Aref; Krichen, Bilel 1 2023 G-Riesz operators and their spectral properties. Zbl 07486145 Azzouz, Abdelhalim; Beghdadi, Mahamed; Krichen, Bilel 1 2022 Spectral properties for generalized weakly \(S\)-demicompact operators. Zbl 07491080 Ferjani, Imen; Jeribi, Aref; Krichen, Bilel 1 2022 Some Fredholm theory results around relative demicompactness concept. Zbl 07407074 Chaker, Wajdi; Jeribi, Aref; Krichen, Bilel 3 2021 Relative \(\varepsilon\)-pseudo weak demicompactness and measures of weak noncompactness. Zbl 1507.47045 Chtourou, Ines; Krichen, Bilel 1 2021 Fixed point results in locally convex spaces with \(\tau\)-Krein-Šmulian property and applications. Zbl 1489.47077 Bahidi, Fatima; Krichen, Bilel; Mefteh, Bilel 1 2021 Fixed-point theorems for multivalued operator matrix under weak topology with an application. Zbl 1503.47077 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 8 2020 Properties of demicompact operators, essential spectra and some perturbation results for block operator matrices with applications. Zbl 1455.47002 Jeribi, Aref; Krichen, Bilel; Zitouni, Ali 3 2020 Fixed point theorems in WC-Banach algebras and their applications to infinite systems of integral equations. Zbl 07540897 Banaś, Józef; Krichen, Bilel; Mefteh, Bilel 2 2020 Existence of solutions for an infinite system of quadratic integral equations in the Banach algebra \(C(I,c_0)\). Zbl 1475.45011 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 1 2020 Weakly demicompact linear operators and axiomatic measures of weak noncompactness. Zbl 1486.47008 Krichen, Bilel; O’Regan, Donal 11 2019 Spectral properties involving generalized weakly demicompact operators. Zbl 1486.47023 Ferjani, Imen; Jeribi, Aref; Krichen, Bilel 7 2019 Fixed point theorems involving 1-set-weakly contractive operators in WC-Banach algebras. Zbl 07262286 Krichen, Bilel; Mefteh, Bilel; O’Regan, Donal 2 2019 Spectral properties for \(\gamma \)-diagonally dominant operator matrices using demicompactness classes and applications. Zbl 07092250 Jeribi, Aref; Krichen, Bilel; Zitouni, Ali 2 2019 Essential pseudospectra involving demicompact and pseudodemicompact operators and some perturbation results. Zbl 1496.47024 Brahim, Fatma Ben; Jeribi, Aref; Krichen, Bilel 1 2019 On the class of relatively weakly demicompact nonlinear operators. Zbl 1455.58005 Krichen, Bilel; O’Regan, Donal 12 2018 Characterization of relatively demicompact operators by means of measures of noncompactness. Zbl 06914895 Jeribi, Aref; Krichen, Bilel; Salhi, Makrem 8 2018 Existence results for a coupled system of perturbed functional differential inclusions in Banach algebras. Zbl 1481.47068 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 6 2018 Polynomially demicompact operators and spectral theory for operator matrices involving demicompactness classes. Zbl 06982147 Brahim, Fatma Ben; Jeribi, Aref; Krichen, Bilel 2 2018 Existence results for a system of nonlinear integral equations in Banach algebras under weak topology. Zbl 1470.45010 Jeribi, Aref; Kaddachi, Najib; Krichen, Bilel 8 2017 Nonlinear functional analysis in Banach spaces and Banach algebras. Fixed point theory under weak topology for nonlinear operators and block operator matrices with applications. Zbl 1333.47002 Jeribi, Aref; Krichen, Bilel 24 2016 Fixed point theory in WC-Banach algebras. Zbl 1424.47124 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 6 2016 Essential spectra of some matrix operators involving \(\gamma\)-relatively bounded entries and an application. Zbl 1502.47005 Jeribi, Aref; Krichen, Bilel; Dhahri, Mohammed Zarai 3 2016 Fixed point theorems for \((p,q)\)-quasi-contraction mappings in cone metric spaces. Zbl 1336.54040 Chaker, Wajdi; Ghribi, Abdelaziz; Jeribi, Aref; Krichen, Bilel 2 2016 Demicompact linear operators, essential spectrum and some perturbation results. Zbl 1343.47015 Chaker, Wajdi; Jeribi, Aref; Krichen, Bilel 28 2015 Fixed point theorem for quasi-contractive mapping in partial cone metric space. Zbl 1327.54039 Chaker, Wajdi; Ghribi, Abdelaziz; Jeribi, Aref; Krichen, Bilel 1 2015 Relative essential spectra involving relative demicompact unbounded linear operators. Zbl 1313.47013 Krichen, Bilel 20 2014 Fixed point theorems for block operator matrix and an application to a structured problem under boundary conditions of Rotenberg’s model type. Zbl 1324.47091 Amar, Afif Ben; Jeribi, Aref; Krichen, Bilel 13 2014 Existence of solutions of a nonlinear Hammerstein integral equation. Zbl 1310.47076 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 1 2014 Fixed point theorems of block operator matrices on Banach algebras and an application to functional integral equations. Zbl 1285.47064 Kaddachi, Najib; Jeribi, Aref; Krichen, Bilel 14 2013 Existence of solutions of a two-dimensional boundary value problem for a system of nonlinear equations arising in growing cell populations. Zbl 1447.92342 Jeribi, Aref; Krichen, Bilel; Mefteh, Bilel 12 2013 Essential spectra of a \(3 \times 3\) operator matrix and an application to three-group transport equations. Zbl 1198.47004 Amar, Afif Ben; Jeribi, Aref; Krichen, Bilel 9 2010 all cited Publications top 5 cited Publications all top 5 Cited by 91 Authors 45 Jeribi, Aref 33 Krichen, Bilel 10 Kaddachi, Najib 7 Ammar, Aymen 7 Benkhaled, Hedi 7 Mefteh, Bilel 5 Elleuch, Asrar 5 Ferjani, Imen 4 Amara, Khaled Ben 4 Gil’, Michael Iosif 3 Banaś, Józef 3 Boudaoui, Ahmed 3 Brahim, Fatma Ben 3 Fakhfakh, Slim 3 Laksaci, Noura 2 Chaker, Wajdi 2 Chelly, Slim 2 Hashem, Hind H. G. 2 Moalla, Nedra 2 O’Regan, Donal 2 Saadaoui, Bilel 2 Salhi, Makrem 2 Zitouni, Ali 1 Aamri, Mohamed 1 Abdeljawad, Thabet 1 Abdelmoumen, Boulbeba 1 Agarwal, Ravi P. 1 Agresti, Antonio 1 Ali, Amro Alsheikh 1 Arshad, Muhammad 1 Aydi, Rabeb 1 Azzouz, Abdelhalim 1 Bahidi, Fatima 1 Beghdadi, Mahamed 1 Ben Amar, Afif 1 Benjemaa, Mondher 1 Berinde, Vasile 1 Bezai, A. 1 Bouzayeni, Faten 1 Bouzidi, Sana 1 Chtourou, Ines 1 Daoud, Houcem 1 Dhahri, Mohammed Zarai 1 Dong, Xiaomei 1 Du, Yanyan 1 El-Sayed, Ahmed Mohamed Ahmed 1 Ellouz, Hanen 1 Fahem, Amor 1 Fakhfakh, Majed 1 Farid, Mohamed Amine 1 Feki, Ines 1 Garcia-Falset, Jesús 1 Ghribi, Abdelaziz 1 Gil, Micheal 1 Huang, Junjie 1 Huo, Ran 1 Hussein, Amru 1 Laadjel, A. 1 Laouar, Zahra 1 Liu, Zhenhai 1 Lombarkia, Farida 1 Mahfoudhi, Kamel 1 Marhrani, ElMiloudi 1 Meng, Qing 1 Meslameni, Mohamed 1 Migórski, Stanisław 1 Mukheimer, Aiman A. S. 1 Muñiz-Pérez, Omar 1 Nabil, Tamer 1 Nazir, Talat 1 Nieto Roig, Juan Jose 1 Olszowy, Leszek 1 Ouahab, Abdelghani 1 Qi, Xiaomin 1 Ren, Guojing 1 Rodríguez-López, Rosana 1 Rus, Ioan A. 1 Rybiński, Longin E. 1 Saleh Alshoraify, Shaif 1 Selmi, Wafa 1 Shatanawi, Wasfi A. 1 Shatnawi, Taqi A. M. 1 Shoaib, Abdullah 1 Silvestrov, Sergei D. 1 Taktak, Rahma 1 Trabelsi, Bilel 1 Walha, Ines 1 Wu, Deyu 1 Yengui, Sonia 1 Zając, Tomasz 1 Zeng, Biao all top 5 Cited in 51 Serials 9 Filomat 5 Mediterranean Journal of Mathematics 3 Journal of Mathematical Analysis and Applications 3 Linear and Multilinear Algebra 3 Rendiconti del Circolo Matemàtico di Palermo. Serie II 3 Ricerche di Matematica 3 Georgian Mathematical Journal 3 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 3 Advances in Operator Theory 2 Indian Journal of Pure & Applied Mathematics 2 Numerical Functional Analysis and Optimization 2 Quaestiones Mathematicae 2 Chinese Annals of Mathematics. Series B 2 Turkish Journal of Mathematics 2 Opuscula Mathematica 2 Communications of the Korean Mathematical Society 2 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 2 Fixed Point Theory 2 Complex Analysis and Operator Theory 2 Annals of Functional Analysis 1 Computers & Mathematics with Applications 1 Mathematical Methods in the Applied Sciences 1 Ukrainian Mathematical Journal 1 Demonstratio Mathematica 1 Journal of Functional Analysis 1 Journal of the Korean Mathematical Society 1 Mathematica Slovaca 1 Monatshefte für Mathematik 1 Bulletin of the Korean Mathematical Society 1 Bulletin of the Iranian Mathematical Society 1 Asymptotic Analysis 1 Russian Mathematics 1 Random Operators and Stochastic Equations 1 Journal of Inequalities and Applications 1 Matematychni Studiï 1 Fractional Calculus & Applied Analysis 1 Nonlinear Analysis. Modelling and Control 1 Hacettepe Journal of Mathematics and Statistics 1 Journal of Biological Dynamics 1 Operators and Matrices 1 Applied General Topology 1 Journal of Pseudo-Differential Operators and Applications 1 Random Matrices: Theory and Applications 1 Analysis and Mathematical Physics 1 Afrika Matematika 1 Electronic Journal of Mathematical Analysis and Applications EJMAA 1 Advances in Nonlinear Analysis 1 Journal of Mathematics 1 Journal of Function Spaces 1 Journal of Operators 1 Constructive Mathematical Analysis all top 5 Cited in 21 Fields 81 Operator theory (47-XX) 11 Integral equations (45-XX) 8 General topology (54-XX) 6 Ordinary differential equations (34-XX) 6 Partial differential equations (35-XX) 6 Functional analysis (46-XX) 4 Global analysis, analysis on manifolds (58-XX) 2 Real functions (26-XX) 2 Numerical analysis (65-XX) 1 General and overarching topics; collections (00-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 \(K\)-theory (19-XX) 1 Measure and integration (28-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Special functions (33-XX) 1 Difference and functional equations (39-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Fluid mechanics (76-XX) 1 Quantum theory (81-XX) 1 Biology and other natural sciences (92-XX) 1 Systems theory; control (93-XX) Citations by Year