Edit Profile (opens in new tab) Olgun, Murat Co-Author Distance Author ID: olgun.murat Published as: Olgun, Murat; Olgun, M. External Links: MGP Documents Indexed: 32 Publications since 2010 Co-Authors: 15 Co-Authors with 31 Joint Publications 184 Co-Co-Authors all top 5 Co-Authors 1 single-authored 14 Altun, Ishak 7 Mınak, Gülhan 5 Alyildiz, Tuğçe 5 Aygar, Yelda 5 Biçer, Özge 5 Coskun, Cafer 5 Ünver, Mehmet 4 Türkarslan, Ezgi 3 Katar, Deniz 3 Yardimci, Şeyhmus 2 Koprubasi, Turhan 1 Bairamov, Elgiz 1 Can, Çağla 1 Hançer, Hatice Aslan 1 Ye, Jun all top 5 Serials 3 Hacettepe Journal of Mathematics and Statistics 2 Abstract and Applied Analysis 2 Lobachevskii Journal of Mathematics 2 Miskolc Mathematical Notes 2 Carpathian Journal of Mathematics 2 Journal of Fixed Point Theory and Applications 1 Applied Mathematics and Computation 1 Journal of Computational and Applied Mathematics 1 Turkish Journal of Mathematics 1 Filomat 1 Taiwanese Journal of Mathematics 1 Soft Computing 1 Journal of Inequalities and Applications 1 Informatica (Vilnius) 1 Communications de la Faculté des Sciences de l’Université d’Ankara. Séries A1. Mathematics and Statistics 1 Communications in Nonlinear Science and Numerical Simulation 1 Journal of Nonlinear and Convex Analysis 1 Nonlinear Analysis. Modelling and Control 1 Nonlinear Functional Analysis and Applications 1 Journal of Intelligent and Fuzzy Systems 1 Boundary Value Problems 1 Journal of Nonlinear Science and Applications 1 Carpathian Mathematical Publications all top 5 Fields 18 General topology (54-XX) 14 Operator theory (47-XX) 9 Ordinary differential equations (34-XX) 5 Difference and functional equations (39-XX) 4 Computer science (68-XX) 2 Mathematical logic and foundations (03-XX) 2 Measure and integration (28-XX) 2 Partial differential equations (35-XX) 2 Numerical analysis (65-XX) 1 Real functions (26-XX) 1 Special functions (33-XX) 1 Sequences, series, summability (40-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 24 Publications have been cited 155 times in 96 Documents Cited by ▼ Year ▼ A new approach to Mizoguchi-Takahashi type fixed point theorems. Zbl 1352.54034 Olgun, Murat; Minak, Gülhan; Altun, Ishak 19 2016 A new aspect to Picard operators with simulation functions. Zbl 1424.54095 Olgun, Murat; Biçer, Özge; Alyildiz, Tuğçe 19 2016 A new approach to fixed point theorems for multivalued contractive maps. Zbl 1349.54111 Minak, Gülhan; Olgun, Murat; Altun, Ishak 16 2015 On a new class of multivalued weakly Picard operators on complete metric spaces. Zbl 1357.54029 Altun, Ishak; Olgun, Murat; Mınak, Gülhan 15 2015 Classification of completeness of quasi metric space and some fixed point results. Zbl 1378.54041 Altun, Ishak; Mınak, Gülhan; Olgun, Murat 13 2017 Fixed points of multivalued nonlinear \(F\)-contractions on complete metric spaces. Zbl 1420.54065 Altun, Ishak; Mınak, Gülhan; Olgun, Murat 12 2016 Jost solution and the spectrum of the discrete Dirac systems. Zbl 1210.39003 Bairamov, Elgiz; Aygar, Yelda; Olgun, Murat 8 2010 A new approach to the Assad-Kirk fixed point theorem. Zbl 1353.54028 Altun, Ishak; Olgun, Murat; Mınak, Gülhan 8 2016 Principal functions of non-selfadjoint matrix Sturm-Liouville equations. Zbl 1236.34034 Coskun, Cafer; Olgun, Murat 6 2011 Non-selfadjoint matrix Sturm-Liouville operators with spectral singularities. Zbl 1202.34150 Olgun, Murat; Coskun, Cafer 6 2010 Principal functions of non-selfadjoint difference operator with spectral parameter in boundary conditions. Zbl 1220.39009 Olgun, Murat; Koprubasi, Turhan; Aygar, Yelda 5 2011 Investigation of the spectrum and the Jost solutions of discrete Dirac system on the whole axis. Zbl 1308.39008 Aygar, Yelda; Olgun, Murat 5 2014 Principal functions of nonselfadjoint discrete Dirac equations with spectral parameter in boundary conditions. Zbl 1253.39005 Aygar, Yelda; Olgun, Murat; Koprubasi, Turhan 5 2012 Fixed point results for Perov type \(F\)-contractions and an application. Zbl 1439.54023 Altun, Ishak; Olgun, Murat 3 2020 A cosine similarity measure based on the Choquet integral for intuitionistic fuzzy sets and its applications to pattern recognition. Zbl 1486.68172 Olgun, Murat; Türkarslan, Ezgi; Ünver, Mehmet; Ye, Jun 3 2021 Non-selfadjoint matrix Sturm-Liouville operators with eigenvalue-dependent boundary conditions. Zbl 1332.34051 Olgun, Murat 2 2015 Matrix Sturm-Liouville operators with boundary conditions dependent on the spectral parameter. Zbl 1327.34049 Katar, Deniz; Olgun, Murat; Coskun, Cafer 2 2016 \(q\)-rung orthopair fuzzy topological spaces. Zbl 1462.54013 Türkarslan, Ezgi; Ünver, Mehmet; Olgun, Murat 2 2021 Principal vectors of matrix-valued difference operators. Zbl 1354.39013 Aygar, Yelda; Olgun, Murat 1 2016 Fixed points of \(F\)-contractive type fuzzy mappings. Zbl 1422.54055 Mınak, Gülhan; Altun, Ishak; Olgun, Murat 1 2017 Fixed point results for \(F\)-contractions on space with two metrics. Zbl 1499.54191 Olgun, Murat; Alyıldız, Tuğçe; Biçer, Özge; Altun, Ishak 1 2017 An existence and uniqueness theorem for a fractional boundary value problem via new fixed point results on quasi metric spaces. Zbl 1448.54025 Altun, Ishak; Olgun, Murat 1 2020 Pythagorean fuzzy points and applications in pattern recognition and Pythagorean fuzzy topologies. Zbl 1498.54011 Olgun, Murat; Ünver, Mehmet; Yardımcı, Şeyhmus 1 2021 A Choquet integral based cosine similarity measure for interval-valued intuitionistic fuzzy sets and an application to pattern recognition. Zbl 07638169 Garg, H.; Olgun, M.; Türkarslan, E.; Ünver, M. 1 2022 A Choquet integral based cosine similarity measure for interval-valued intuitionistic fuzzy sets and an application to pattern recognition. Zbl 07638169 Garg, H.; Olgun, M.; Türkarslan, E.; Ünver, M. 1 2022 A cosine similarity measure based on the Choquet integral for intuitionistic fuzzy sets and its applications to pattern recognition. Zbl 1486.68172 Olgun, Murat; Türkarslan, Ezgi; Ünver, Mehmet; Ye, Jun 3 2021 \(q\)-rung orthopair fuzzy topological spaces. Zbl 1462.54013 Türkarslan, Ezgi; Ünver, Mehmet; Olgun, Murat 2 2021 Pythagorean fuzzy points and applications in pattern recognition and Pythagorean fuzzy topologies. Zbl 1498.54011 Olgun, Murat; Ünver, Mehmet; Yardımcı, Şeyhmus 1 2021 Fixed point results for Perov type \(F\)-contractions and an application. Zbl 1439.54023 Altun, Ishak; Olgun, Murat 3 2020 An existence and uniqueness theorem for a fractional boundary value problem via new fixed point results on quasi metric spaces. Zbl 1448.54025 Altun, Ishak; Olgun, Murat 1 2020 Classification of completeness of quasi metric space and some fixed point results. Zbl 1378.54041 Altun, Ishak; Mınak, Gülhan; Olgun, Murat 13 2017 Fixed points of \(F\)-contractive type fuzzy mappings. Zbl 1422.54055 Mınak, Gülhan; Altun, Ishak; Olgun, Murat 1 2017 Fixed point results for \(F\)-contractions on space with two metrics. Zbl 1499.54191 Olgun, Murat; Alyıldız, Tuğçe; Biçer, Özge; Altun, Ishak 1 2017 A new approach to Mizoguchi-Takahashi type fixed point theorems. Zbl 1352.54034 Olgun, Murat; Minak, Gülhan; Altun, Ishak 19 2016 A new aspect to Picard operators with simulation functions. Zbl 1424.54095 Olgun, Murat; Biçer, Özge; Alyildiz, Tuğçe 19 2016 Fixed points of multivalued nonlinear \(F\)-contractions on complete metric spaces. Zbl 1420.54065 Altun, Ishak; Mınak, Gülhan; Olgun, Murat 12 2016 A new approach to the Assad-Kirk fixed point theorem. Zbl 1353.54028 Altun, Ishak; Olgun, Murat; Mınak, Gülhan 8 2016 Matrix Sturm-Liouville operators with boundary conditions dependent on the spectral parameter. Zbl 1327.34049 Katar, Deniz; Olgun, Murat; Coskun, Cafer 2 2016 Principal vectors of matrix-valued difference operators. Zbl 1354.39013 Aygar, Yelda; Olgun, Murat 1 2016 A new approach to fixed point theorems for multivalued contractive maps. Zbl 1349.54111 Minak, Gülhan; Olgun, Murat; Altun, Ishak 16 2015 On a new class of multivalued weakly Picard operators on complete metric spaces. Zbl 1357.54029 Altun, Ishak; Olgun, Murat; Mınak, Gülhan 15 2015 Non-selfadjoint matrix Sturm-Liouville operators with eigenvalue-dependent boundary conditions. Zbl 1332.34051 Olgun, Murat 2 2015 Investigation of the spectrum and the Jost solutions of discrete Dirac system on the whole axis. Zbl 1308.39008 Aygar, Yelda; Olgun, Murat 5 2014 Principal functions of nonselfadjoint discrete Dirac equations with spectral parameter in boundary conditions. Zbl 1253.39005 Aygar, Yelda; Olgun, Murat; Koprubasi, Turhan 5 2012 Principal functions of non-selfadjoint matrix Sturm-Liouville equations. Zbl 1236.34034 Coskun, Cafer; Olgun, Murat 6 2011 Principal functions of non-selfadjoint difference operator with spectral parameter in boundary conditions. Zbl 1220.39009 Olgun, Murat; Koprubasi, Turhan; Aygar, Yelda 5 2011 Jost solution and the spectrum of the discrete Dirac systems. Zbl 1210.39003 Bairamov, Elgiz; Aygar, Yelda; Olgun, Murat 8 2010 Non-selfadjoint matrix Sturm-Liouville operators with spectral singularities. Zbl 1202.34150 Olgun, Murat; Coskun, Cafer 6 2010 all cited Publications top 5 cited Publications all top 5 Cited by 138 Authors 13 Altun, Ishak 9 Olgun, Murat 9 Radenovic, Stojan 6 Aygar, Yelda 6 Chandok, Sumit 5 Koprubasi, Turhan 4 Cebesoy, Serifenur 4 Dey, Lakshmi Kanta 4 Iqbal, Iram 3 Acar, Özlem 3 Bairamov, Elgiz 3 Chanda, Ankush 3 Dağ, Hacer 3 Hussain, Nawab 3 Karapınar, Erdal 3 Mınak, Gülhan 3 Şimşek, Hakan 2 Ahmadi, Zahra 2 Alyildiz, Tuğçe 2 Arpat, Esra Kir 2 Baghani, Hamid 2 Biçer, Özge 2 Coskun, Nimet 2 Cvetković, Marija S. 2 Gairola, Umesh Chandra 2 Goktas, Sertac 2 Ibrahim, Rabha Waell 2 Joonaghany, Gholamreza Heidary 2 Khojasteh, Farshid 2 Lashkaripour, Rahmatollah 2 Mutlu, Gökhan 2 Nashine, Hemant Kumar 2 Nazam, Muhammad 2 Nguyen, Luong V. 2 Phuong, Luu T. 2 Rodjanadid, Benjawan 2 Şahin, Hakan 2 Sharma, Ravinder Kumar 2 Solmaz, Şeyda 2 Tanthanuch, Jessada 2 Türkarslan, Ezgi 2 Ünver, Mehmet 2 Yalçın, Menşur Tuğba 2 Yardimci, Şeyhmus 2 Yılmaz, Emrah Sercan 2 Yokus, Nihal 1 Agarwal, Ravi P. 1 Ahmad, Niaz 1 Alblowi, S. A. 1 Aleskerov, Rza I. 1 Ali Khan, Israr 1 Ali, Ahsan-Abbas 1 Almalki, Yahya 1 Alsulami, Hamed Hamdan 1 Antal, Swati 1 Arshad, Muhammad 1 Aslantaş, Mustafa 1 Athar Farid, Hafiz Muhammad 1 Azam, Akbar 1 Azé, Dominique 1 Azhini, Mahdi 1 Babu, Dasari Ratna 1 Babu, Gutti Venkata Ravindranadh 1 Bayram, Elgiz 1 Bohner, Martin J. 1 Bouyssou, Denis 1 Cherachapridi, Phuridet 1 Choudhury, Binayak Samadder 1 Corvellec, Jean-Noël 1 Coskun, Cafer 1 Damjanović, Boško 1 Erdal, Ibrahim 1 Erduran, Ali 1 Faraji, Hamid 1 Farajzadeh, Ali P. 1 Felhi, Abdelbasset 1 Fulga, Andreea 1 Gençtürk, İlker 1 Gholidahneh, Abdolsattar 1 Gopal, Dhananjay 1 Gulsen, Tuba 1 Hamaizia, Taieb 1 Hançer, Hatice Aslan 1 Hassan, Shanza 1 Hieu, Doan Trong 1 Hung, Bui The 1 Huseynov, Hidayat Mahammad 1 Hussain, Azhar 1 Iqbal, Bilal 1 Kaldjob Kaldjob, Paul Alain 1 Kemaloğlu, Hikmet 1 Khan, Muhammad Nouman Aslam 1 Khanmamedov, Agil Khanmamed ogly 1 Klangpraphan, Chayanit 1 Kočinac, Ljubiša D. R. 1 Kopylova, Elena A. 1 Kundu, Sunirmal 1 Liu, Xiaoyun 1 Martínez-Moreno, Juan 1 Mayag, Brice ...and 38 more Authors all top 5 Cited in 42 Serials 8 Filomat 7 Journal of Fixed Point Theory and Applications 6 Turkish Journal of Mathematics 5 Communications de la Faculté des Sciences de l’Université d’Ankara. Séries A1. Mathematics and Statistics 5 Nonlinear Analysis. Modelling and Control 5 Thai Journal of Mathematics 5 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 4 Journal of Function Spaces 3 Journal of Inequalities and Applications 3 Hacettepe Journal of Mathematics and Statistics 3 Journal of Nonlinear Science and Applications 2 Journal of Mathematical Analysis and Applications 2 Communications of the Korean Mathematical Society 2 Applied Mathematics E-Notes 2 Boletim da Sociedade Paranaense de Matemática. Terceira Série 2 Advances in Difference Equations 2 Advances in Differential Equations and Control Processes 2 Journal of Applied Mathematics & Informatics 2 Sahand Communications in Mathematical Analysis 1 Applied Mathematics and Computation 1 Demonstratio Mathematica 1 Functional Analysis and its Applications 1 Gaṇita 1 Journal of Computational and Applied Mathematics 1 Matematički Vesnik 1 Results in Mathematics 1 Ricerche di Matematica 1 Facta Universitatis. Series Mathematics and Informatics 1 Journal of Inverse and Ill-Posed Problems 1 Journal of Applied Analysis 1 Vietnam Journal of Mathematics 1 Abstract and Applied Analysis 1 Mathematica Moravica 1 Communications in Nonlinear Science and Numerical Simulation 1 Lobachevskii Journal of Mathematics 1 International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems 1 South East Asian Journal of Mathematics and Mathematical Sciences 1 Complex Analysis and Operator Theory 1 Asian-European Journal of Mathematics 1 Journal of Mathematics 1 Open Mathematics 1 La Matematica all top 5 Cited in 17 Fields 61 General topology (54-XX) 43 Operator theory (47-XX) 23 Ordinary differential equations (34-XX) 12 Difference and functional equations (39-XX) 4 Real functions (26-XX) 4 Computer science (68-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Partial differential equations (35-XX) 3 Integral equations (45-XX) 2 Measure and integration (28-XX) 2 Functional analysis (46-XX) 2 Quantum theory (81-XX) 2 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 Mathematical logic and foundations (03-XX) 1 Combinatorics (05-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Operations research, mathematical programming (90-XX) Citations by Year