Edit Profile (opens in new tab) Popa, Valeriu Co-Author Distance Author ID: popa.valeriu Published as: Popa, Valeriu; Popa, V.; Popa, Valeria more...less External Links: Google Scholar · ResearchGate · dblp Documents Indexed: 417 Publications since 1964 Reviewing Activity: 212 Reviews Co-Authors: 27 Co-Authors with 266 Joint Publications 649 Co-Co-Authors all top 5 Co-Authors 147 single-authored 161 Noiri, Takashi 64 Patriciu, Alina-Mihaela 8 Jafari, Saeid 8 Pathak, Hemant Kumar 7 Aliouche, Abdelkrim 6 Akkouchi, Mohamed 5 Ganster, Maximilian 4 Ali, Javid 4 Imdad, Mohammad 4 Popa, Dan 3 Cueva, Miguel Caldas 2 Ekici, Erdal 2 Mocanu, Marcelina 2 Puiu, Gabriel 2 Rajesh, Neelamegarajan 2 Stan, Costica 2 Telci, Mustafa 1 Ansari, Arslan Hojat 1 Berceanu, Cornel 1 Buhadjera, H. 1 Chandok, Sumit 1 Dlaska, Karin 1 Georgiou, Dimitrios N. 1 Khan, Mohammad Saeed 1 Küçük, Yalçın 1 Lakshmi, V. V. S. N. 1 Singh, Yumnam Mahendra 1 Turkoglu, Duran all top 5 Serials 44 Scientific Studies and Research. Series Mathematics and Informatics 27 Studii și Cercetări Științifice. Seria: Matematică 23 Demonstratio Mathematica 18 Studii și Cercetări Matematice 16 Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae. Sectio Mathematica 13 Fasciculi Mathematici 11 Filomat 11 Analele Universității din Oradea. Fascicola Matematică 11 Mathematica Moravica 10 Buletinul Institutului Politehnic din Iași. Secția I. Matematică, Mecanică Teoretică, Fizică 8 Journal of Pure Mathematics 8 Studia Universitatis Babeș-Bolyai. Mathematica 8 Novi Sad Journal of Mathematics 7 Buletinul Științific al Universității Politehnica din Timișoara. Seria Matematică-Fizică 7 Acta Universitatis Apulensis. Mathematics - Informatics 6 Matematički Vesnik 6 Zbornik Radova. Prirodno-Matematichkog Fakulteta. Serija za Matematiku 6 Acta Mathematica Hungarica 6 Kochi Journal of Mathematics 5 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. Mathématica 5 Rendiconti del Circolo Matemàtico di Palermo. Serie II 5 Questions and Answers in General Topology 5 Analele Universității din Timișoara. Seria Matematică-Informatică 5 Annales Mathematicae Silesianae 4 Analele Universității din Timișoara. Științe Matematice 4 Bulletin Mathématique de la Société des Sciences Mathématiques de la République Socialiste de Roumanie. Nouvelle Série 4 Libertas Mathematica 4 Mathematica Balkanica. New Series 4 Glasnik Matematički. Serija III 4 Journal of Advanced Mathematical Studies 3 Revue Roumaine de Mathématiques Pures et Appliquées 3 Facta Universitatis. Series Mathematics and Informatics 3 Istanbul Üniversitesi Fen Fakültesi Matematik Dergisi 3 Bulletin Mathématique de la Société des Sciences Mathématiques de Roumanie. Nouvelle Série 3 Mathematica 3 Sarajevo Journal of Mathematics 3 European Journal of Pure and Applied Mathematics 3 Bulletin of the International Mathematical Virtual Institute 2 Indian Journal of Mathematics 2 Journal of M.A.C.T. 2 The Journal of the University of Kuwait. (Science) 2 Mathematica Slovaca 2 Real Analysis Exchange 2 Buletinul Științific și Tehnic al Institutului Politehnic ”Traian Vuia” Timișoara. Seria Matematica-Fizica 2 Radovi Matematički 2 Memoirs of the Faculty of Science. Series A. Mathematics 2 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 2 Revue d’Analyse Numérique et de Théorie de l’Approximation 2 Journal of Institute of Mathematics and Computer Sciences. Mathematics Series 2 Journal of the Egyptian Mathematical Society 2 Honam Mathematical Journal 2 Buletinul Științific al Universității din Baia Mare. Seria B. Fascicola Matematică - Informatică 2 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 2 Cubo 2 Carpathian Journal of Mathematics 2 Gazeta Matematica. Serie A 2 Palestine Journal of Mathematics 2 Mathematical Sciences & Applications E-Notes 1 Indian Journal of Pure & Applied Mathematics 1 Ukrainian Mathematical Journal 1 Chaos, Solitons and Fractals 1 The Aligarh Bulletin of Mathematics 1 Bulletin of the Calcutta Mathematical Society 1 Commentationes Mathematicae Universitatis Carolinae 1 International Journal of Mathematics and Mathematical Sciences 1 Kyungpook Mathematical Journal 1 Mathematicae Notae 1 Publications de l’Institut Mathématique. Nouvelle Série 1 Pure & Applied Mathematika Sciences 1 Rendiconti dell’Istituto di Matematica dell’Università di Trieste 1 Soochow Journal of Mathematics 1 Southeast Asian Bulletin of Mathematics 1 Kobe Journal of Mathematics 1 Hacettepe Bulletin of Natural Sciences and Engineering. Series B 1 Bulletin of the Institute of Mathematics. Academia Sinica 1 Doklady Bolgarskoĭ Akademii Nauk 1 Gazeta Matematică 1 Tatra Mountains Mathematical Publications 1 Buletinul Științific al Universității Baia Mare. Seria B 1 Bulletin of the Belgian Mathematical Society - Simon Stevin 1 Far East Journal of Mathematical Sciences 1 Turkish Journal of Mathematics 1 Analele Universității din Craiova. Seria Matematică Informatică 1 Analele Științifice ale Universității “Ovidius” Constanța. Seria: Matematică 1 Arab Journal of Mathematical Sciences 1 Mathematical Communications 1 Scientific Bulletin. Series A. Applied Mathematics and Physics. Politehnica University of Bucharest 1 Vietnam Journal of Mathematics 1 Mathematical & Computational Applications 1 Nonlinear Analysis Forum 1 Lobachevskii Journal of Mathematics 1 Missouri Journal of Mathematical Sciences 1 Hacettepe Journal of Mathematics and Statistics 1 Thai Journal of Mathematics 1 Fixed Point Theory 1 Miskolc Mathematical Notes 1 Bollettino della Unione Matematica Italiana. Series V. A 1 Preprint. “Babeș-Bolyai” University. Faculty of Mathematics. Research Seminars 1 Bulletin of the Institute of Mathematics. Academia Sinica. New Series 1 Zeszyty Naukowe Wyższej Szkoly Pedagogicznej w Bydgoszczy. Problemy Matematyczne ...and 15 more Serials Fields 409 General topology (54-XX) 106 Operator theory (47-XX) 5 Real functions (26-XX) 4 Number theory (11-XX) 1 Functional analysis (46-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 173 Publications have been cited 748 times in 344 Documents Cited by ▼ Year ▼ Some fixed point theorems for compatible mappings satisfying an implicit relation. Zbl 0926.54030 Popa, Valeriu 65 1999 Fixed point theorems for implicit contractive mappings. Zbl 0967.54041 Popa, Valeriu 50 1997 Altering distance and common fixed points under implicit relations. Zbl 1239.47046 Popa, Valeriu; Mocanu, Marcelina 30 2009 A general fixed point theorem for pairs of weakly compatible mappings in \(G\)-metric spaces. Zbl 1300.54078 Popa, Valeriu; Patriciu, Alina-Mihaela 20 2012 A unified theory of weak continuity for functions. Zbl 1164.54326 Noiri, Takashi; Popa, Valeriu 18 2002 A general coincidence theorem for compatible multivalued mappings satisfying an implicit relation. Zbl 0947.54023 Popa, Valeriu 18 2000 General common fixed point theorems for occasionally weakly compatible hybrid mappings and applications. Zbl 1265.54149 Aliouche, Abdelkrim; Popa, Valeriu 17 2009 Faintly \(m\)-continuous functions. Zbl 1079.54507 Noiri, Takashi; Popa, Valeriu 16 2004 On the definitions of some generalized forms of continuity under minimal conditions. Zbl 0972.54011 Popa, Valeriu; Noiri, Takashi 16 2001 Almost weakly continuous multifunctions. Zbl 0859.54007 Noiri, Takashi; Popa, Valeriu 16 1993 Weakly \(\beta\)-continuous functions. Zbl 0864.54009 Popa, Valeriu; Noiri, Takashi 15 1994 Using implicit relations to prove unified fixed point theorems in metric and 2-metric spaces. Zbl 1186.54041 Popa, V.; Imdad, M.; Ali, Javid 15 2010 Well - posedness of the fixed point problem in orbitally complete metric spaces. Zbl 1174.54384 Popa, Valeriu 13 2006 Some properties of H-almost continuous multifunctions. Zbl 0707.54014 Popa, Valeriu 12 1990 A general fixed point theorem for four weakly compatible mappings satisfying an implicit relation. Zbl 1089.54022 Popa, Valeriu 11 2005 Some fixed points theorems for weakly compatible mappings. Zbl 1064.54506 Popa, Valeriu 11 2001 Some fixed point theorems for mappings satisfying implicit relations in symmetric spaces. Zbl 1159.54007 Mocanu, Marcelina; Popa, Valeriu 11 2008 Weakly continuous multifunctions. Zbl 0391.54010 Popa, V. 10 1978 Weak forms of faint continuity. Zbl 0739.54003 Noiri, Takashi; Popa, Valeriu 10 1990 Sur une decomposition de la quasi-continuite dans les espaces topologiques. Zbl 0255.54008 Popa, Valeriu; Stan, Costica 10 1973 On upper and lower \(\beta\)-continuous multifunctions. Zbl 0879.54021 Popa, V.; Noiri, T. 9 1997 Almost weakly continuous functions. Zbl 0789.54014 Popa, Valeriu; Noiri, Takashi 8 1992 Properties of H-almost continuous functions. Zbl 0618.54013 Popa, Valeriu 8 1987 Well-posedness of fixed point problem for mappings satisfying an implicit relation. Zbl 1238.54018 Akkouchi, Mohamed; Popa, Valeriu 8 2010 On upper and lower almost \(\alpha\)-continuous multifunctions. Zbl 0899.54015 Popa, Valeria; Noiri, Takashi 8 1996 A general fixed point theorem for weakly compatible mappings in compact metric spaces. Zbl 1002.54027 Popa, Valeriu 8 2001 A unified theory of contra-continuity for functions. Zbl 1027.54018 Noiri, T.; Popa, V. 7 2002 Sur certaines formes faibles de continuité pour les multifonctions. Zbl 0594.54018 Popa, Valeriu 7 1985 On upper and lower \(M\)-continuous multifunctions. Zbl 1012.54027 Noiri, Takashi; Popa, Valeriu 7 2000 On upper and lower \(\alpha\)-continuous multifunctions. Zbl 0837.54010 Popa, Valeriu; Noiri, Takashi 6 1993 On almost \(m\)-continuous functions. Zbl 1172.54314 Popa, Valeriu; Noiri, Takashi 6 2004 On weakly \(( au, m)\)– continuous functions. Zbl 1098.54508 Noiri, Takashi; Popa, Valeriu 6 2002 On upper and lower almost \(\beta\)-continuous multifunctions. Zbl 0924.54024 Noiri, T.; Popa, V. 6 1999 Coincidence and fixed points theorems for noncontinuous hybrid contractions. Zbl 1027.47059 Popa, Valeriu 6 2002 A unified theory of almost continuity for multifunctions. Zbl 1265.54076 Noiri, Takashi; Popa, Valeriu 6 2010 Some properties of almost contra-precontinuous functions. Zbl 1185.54019 Noiri, Takashi; Popa, Valeriu 5 2005 Fixed point theorems for two pairs of mappings satisfying a new type of common limit range property. Zbl 1499.54197 Popa, Valeriu 5 2017 A unified theory of almost contra-continuity for functions. Zbl 1152.54332 Noiri, Takashi; Popa, Valeriu 5 2008 Generalizations of closed sets in minimal spaces with hereditary classes. Zbl 1438.54024 Noiri, Takashi; Popa, Valeriu 5 2018 On weakly precontinuous functions in bitological spaces. Zbl 1146.54005 Noiri, Takashi; Popa, Valeriu 5 2007 Sur certaine décomposition de la continuite dans les espaces topologiques. Zbl 0451.54012 Popa, V. 4 1979 On weakly \(m\)-continuous functions. Zbl 1084.54510 Popa, Valeriu; Noiri, Takashi 4 2003 Almost continuous multifunctions. Zbl 0518.54017 Popa, Valeriu 4 1982 Fixed points for non-surjective expansion mappings satisfying an implicit relation. Zbl 1031.47034 Popa, Valeriu 4 2002 Impact of occasionally weakly compatible property on common fixed point theorems for expansive mapping. Zbl 1265.54172 Imdad, M.; Ali, Javid; Popa, V. 4 2011 A general fixed point theorem for a pair of self mappings with common limit range property in \(G\)-metric spaces. Zbl 1349.54132 Popa, Valeriu; Patriciu, Alina-Mihaela 4 2014 On some forms of weakly continuous functions in bitopological spaces. Zbl 1152.54012 Noiri, Takashi; Popa, Valeriu 4 2008 On some properties of quasicontinuous and almost continuous multifunctions. Zbl 0401.54012 Popa, Valeriu 4 1978 Common fixed point theorems for occasionally weakly compatible mappings via implicit relations. Zbl 1199.54200 Aliouche, Abdelkrim; Popa, Valeriu 4 2008 On \(m\)-\(D\)-separation axioms. Zbl 1073.54512 Noiri, Takashi; Popa, Valeriu 4 2003 A unified theory of \(\theta\)-continuity for functions. Zbl 1098.54007 Popa, Valeriu; Noiri, Takashi 4 2003 A fixed point theorem for mappings in \(d\)-complete topological spaces. Zbl 1007.54039 Popa, Valeriu 4 1999 Between closed sets and \(g\)-closed sets. Zbl 1150.54002 Noiri, Takashi; Popa, Valeriu 4 2006 Slightly \(m\)-continuous multifunctions. Zbl 1114.54009 Noiri, Takashi; Popa, Valeriu 4 2006 On \(\beta\)-continuous functions. Zbl 0819.54008 Popa, Valeriu; Noiri, Takashi 4 1993 Characterisations of weakly continuous functions. Zbl 0489.54005 Popa, Valeriu 3 1982 On upper and lower weakly \(\alpha\)-continuous multifunctions. Zbl 1050.54014 Popa, Valeriu; Noiri, Takashi 3 2002 Characterizations of H-almost continuous functions. Zbl 0644.54009 Popa, V. 3 1987 On almost contra-continuous multifunctions. Zbl 1176.54017 Ekici, E.; Jafari, S.; Popa, V. 3 2009 Über eine Zerlegung der Quasistetigkeit von Multifunktionen. Zbl 0309.54019 Popa, Valeriu 3 1975 Strongly \(\theta-\beta\)-continuous functions. Zbl 1267.54014 Noiri, Takashi; Popa, Valeriu 3 2002 Common fixed points for multifunctions satisfying a rational inequality. Zbl 0591.54037 Popa, Valeriu 3 1985 Some properties of weakly open functions in bitopological spaces. Zbl 1164.54366 Noiri, Takashi; Popa, Valeriu 3 2006 Slightly m-continuous functions. Zbl 1064.54501 Popa, Valeriu; Noiri, Takashi 3 2001 A unified theory of weak continuity for multifunctions. Zbl 1164.54328 Noiri, Takashi; Popa, Valeriu 3 2006 A note on weakly and almost continuous multifunctions. Zbl 0798.54023 Popa, Valeriu 3 1991 On almost \(\beta\)-continuous functions. Zbl 0901.54011 Noiri, T.; Popa, V. 3 1998 A general fixed point theorem for several mappings in \(G\)-metric spaces. Zbl 1249.54091 Popa, Valeriu 3 2011 A general fixed point theorem for occasionally weakly compatible mappings and applications. Zbl 1289.54152 Popa, Valeriu 3 2012 Between \(*\)-closed sets and \(\mathcal I\)-\(g\)-closed sets in ideal topological spaces. Zbl 1198.54002 Noiri, Takashi; Popa, Valeriu 3 2010 Well posedness of fixed point problem for mappings satisfying an implicit relation in \(G_p\)-metric spaces. Zbl 1397.54055 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2015 Two general fixed point theorems for a sequence of mappings satisfying implicit relations in \(G_p\)-metric spaces. Zbl 1325.54045 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2015 Strongly continuous multifunctions. Zbl 0619.54012 Popa, Valeriu 2 1982 Fixed point theorems for mappings in d-complete topological spaces. Zbl 1089.54517 Popa, Valeriu 2 2002 A unified theory for strong \(\theta\)-continuity for functions. Zbl 1092.54004 Noiri, T.; Popa, V. 2 2005 Coincidence and common fixed point theorems for hybrid mappings. Zbl 1274.54109 Aliouche, Abdelkrim; Popa, Valeriu 2 2008 Minimal structures, punctually \(m\)-open functions in the sense of Kuratowski and bitopological spaces. Zbl 1151.54003 Noiri, Takashi; Popa, Valeriu 2 2007 A general fixed point theorem for converse commuting multivalued mappings in symmetric spaces. Zbl 1141.54019 Popa, Valeriu 2 2007 Some fixed point theorems for hybrid contractions satisfying an implicit relation. Zbl 1052.54524 Popa, Valeriu; Turkoǧlu, Düran 2 1998 On \(g\)-regular spaces and some functions. Zbl 0991.54020 Noiri, Takashi; Popa, Valeriu 2 1999 Fixed point theorems for two pairs of mappings in partial metric spaces. Zbl 1461.54101 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2016 On contra \(m\)-\(I\)-continuous multifunctions. Zbl 1524.54042 Noiri, Takashi; Popa, Valeriu 2 2021 Fixed point theorems for a class of mappings governed by strictly contractive implicit function. Zbl 1240.54140 Popa, V.; Imdad, M.; Ali, Javid 2 2010 The unified theory of certain types of generalizations of Lindelöf spaces. Zbl 1194.54031 Noiri, Takashi; Popa, Valeriu 2 2010 A unified theory of weak contra-continuity. Zbl 1240.54051 Noiri, T.; Popa, V. 2 2011 A generalization of some forms of g-irresolute functions. Zbl 1213.54027 Noiri, Takashi; Popa, Valeriu 2 2009 A general fixed point theorem for two hybrid pairs of mappings satisfying a mixed implicit relation and applications. Zbl 1474.54219 Popa, Valeriu 2 2017 A general fixed point theorem of Ćirić type in quasi-partial metric spaces. Zbl 1462.54091 Patriciu, Alina-Mihaela; Popa, Valeriu 2 2020 Fixed point theorems of an implicit relation via \(\mathcal{C}\)-class function in metric spaces. Zbl 1495.54024 Ansari, A. H.; Popa, Valeriu; Singh, Y. Mahendra; Khan, M. S. 2 2020 Fixed point theorems for a pair of mappings satisfying \(\phi\)-implicit relations in weak partial metric spaces. Zbl 1412.54055 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2017 A unified theory of closed functions. Zbl 1119.54304 Noiri, Takashi; Popa, Valeriu 2 2006 A common fixed point theorem for a sequence of multifunctions. Zbl 0423.54040 Popa, Valeriu 2 1979 On upper and lower weakly \(\theta\)-irresolute multifunctions. Zbl 0815.54012 Popa, V.; Noiri, T.; Ganster, M.; Dlaska, K. 2 1993 Some properties of almost feebly continuous functions. Zbl 0760.54010 Popa, Valeriu 2 1990 On some fixed point theorems for mapping satisfying a new type of implicit relation. Zbl 1080.54512 Popa, Valeriu 2 2003 On some fixed point theorems for implicit almost contractive mappings. Zbl 1349.54128 Popa, Valeriu 2 2013 Two general fixed point theorems for pairs of weakly compatible mappings in \(G\)-metric spaces. Zbl 1289.54153 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2012 A general fixed point theorem for a pair of mappings in partial metric spaces. Zbl 1374.54060 Popa, V.; Patriciu, A.-M. 2 2015 A general fixed point theorem for pairs of non weakly compatible mappings in \(G\)-metric spaces. Zbl 1462.54093 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2014 A general fixed point theorem of Meir-Keeler type for mappings satisfying an implicit relation in partial metric spaces. Zbl 1369.54049 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2017 On contra \(m\)-\(I\)-continuous multifunctions. Zbl 1524.54042 Noiri, Takashi; Popa, Valeriu 2 2021 A general fixed point theorem of Ćirić type in quasi-partial metric spaces. Zbl 1462.54091 Patriciu, Alina-Mihaela; Popa, Valeriu 2 2020 Fixed point theorems of an implicit relation via \(\mathcal{C}\)-class function in metric spaces. Zbl 1495.54024 Ansari, A. H.; Popa, Valeriu; Singh, Y. Mahendra; Khan, M. S. 2 2020 Closed sets in hereditary bi \(m\)-spaces. Zbl 1479.54009 Noiri, Takashi; Popa, Valeriu 1 2020 A general fixed point theorem for two pairs of absorbing mappings in \(G_p\)-metric spaces. Zbl 1462.54092 Popa, Valeriu 1 2020 A fixed point theorem for mappings satisfying a new common range property. Zbl 1499.54199 Popa, Valeriu; Popa, Dan 1 2019 A fixed point theorem in \(G\) - metric spaces for mappings using auxiliary functions. Zbl 1488.54163 Patriciu, Alina-Mihaela; Popa, Valeriu 1 2019 Generalizations of closed sets in minimal spaces with hereditary classes. Zbl 1438.54024 Noiri, Takashi; Popa, Valeriu 5 2018 A general common fixed point theorem for two pairs of mappings in metric spaces. Zbl 1396.54044 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2018 Fixed points for compatible mappings in \(S\)-metric spaces. Zbl 1438.54152 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2018 Fixed point theorems for two pairs of mappings satisfying a new type of common limit range property in \(G_{p}\) metric spaces. Zbl 1400.54057 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2018 Fixed point theorems for two pairs of mappings satisfying a new type of common limit range property. Zbl 1499.54197 Popa, Valeriu 5 2017 A general fixed point theorem for two hybrid pairs of mappings satisfying a mixed implicit relation and applications. Zbl 1474.54219 Popa, Valeriu 2 2017 Fixed point theorems for a pair of mappings satisfying \(\phi\)-implicit relations in weak partial metric spaces. Zbl 1412.54055 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2017 A general fixed point theorem of Meir-Keeler type for mappings satisfying an implicit relation in partial metric spaces. Zbl 1369.54049 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2017 Fixed point theorem of Ćirić type in weak partial metric spaces. Zbl 1499.54198 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2017 Almost contra \(\beta\theta\)-continuity in topological spaces. Zbl 1373.54020 Caldas, M.; Ganster, M.; Jafari, S.; Noiri, T.; Popa, V. 1 2017 Coincidence and common fixed points for hybrid mappings satisfying an implicit relation and applications. Zbl 1436.54040 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2017 Fixed point results for pair of absorbing mappings in partial metric spaces. Zbl 1413.54169 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2017 Fixed point theorems for two pairs of weakly compatible mappings satisfying a new type of common limit range property. Zbl 1399.54146 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2017 Fixed point theorems for two pairs of mappings in partial metric spaces. Zbl 1461.54101 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2016 On contra \(m\)-continous multifunctions. Zbl 1349.54039 Noiri, Takashi; Popa, Valeriu 1 2016 Fixed point theorems for two pairs of mappings satisfying common limit range property in \(G\)-metric spaces. Zbl 1413.54166 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2016 Well posedness of fixed point problem for mappings satisfying an implicit relation in \(G_p\)-metric spaces. Zbl 1397.54055 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2015 Two general fixed point theorems for a sequence of mappings satisfying implicit relations in \(G_p\)-metric spaces. Zbl 1325.54045 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2015 A general fixed point theorem for a pair of mappings in partial metric spaces. Zbl 1374.54060 Popa, V.; Patriciu, A.-M. 2 2015 On some common fixed point theorems in \(G\)-metric spaces using \(G\)-\((E.A)\)-property. Zbl 1389.54107 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2015 A general fixed point theorem for implicit cyclic multi-valued contraction mappings. Zbl 1369.54048 Popa, Valeriu 1 2015 A general fixed point theorem for a pair of self mappings with common limit range property in partial metric spaces. Zbl 1413.54165 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2015 A general fixed point theorem for a pair of self mappings with common limit range property in \(G\)-metric spaces. Zbl 1349.54132 Popa, Valeriu; Patriciu, Alina-Mihaela 4 2014 A general fixed point theorem for pairs of non weakly compatible mappings in \(G\)-metric spaces. Zbl 1462.54093 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2014 Altering distance and common fixed points for hybrid mappings under implicit relations and applications. Zbl 1369.54050 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2014 Fixed point theorems of generalized Greguš type in quasi-metric spaces. Zbl 1307.54051 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2014 On some forms of contra-continuous functions in bitopological spaces. Zbl 1297.54033 Noiri, Takashi; Popa, Valeriu 1 2014 On some fixed point theorems for implicit almost contractive mappings. Zbl 1349.54128 Popa, Valeriu 2 2013 Two common fixed point theorems for three mappings satisfying a \(\varPhi\)-implicit relation in complete \(G\)-metric spaces. Zbl 1270.54051 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2013 A note on modifications of \(rg\)-closed sets in topological spaces. Zbl 1277.54003 Noiri, Takashi; Popa, Valeriu 1 2013 Fixed-point results on complete G-metric spaces for mappings satisfying an implicit relation of new type. Zbl 1282.54046 Popa, V.; Patriciu, A.-M. 1 2013 Fixed point theorem for cyclic \((\mu,\psi,\phi)\)-weakly contractions. Zbl 1313.54077 Chandok, Sumit; Popa, Valeriu 1 2013 Fixed point theorems for mappings satisfying an implicit relation in complete \(G\)-metric spaces. Zbl 1413.54164 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2013 A general fixed point theorem for pairs of weakly compatible mappings in \(G\)-metric spaces. Zbl 1300.54078 Popa, Valeriu; Patriciu, Alina-Mihaela 20 2012 A general fixed point theorem for occasionally weakly compatible mappings and applications. Zbl 1289.54152 Popa, Valeriu 3 2012 Two general fixed point theorems for pairs of weakly compatible mappings in \(G\)-metric spaces. Zbl 1289.54153 Popa, Valeriu; Patriciu, Alina-Mihaela 2 2012 Altering distances, fixed point for occasionally hybrid mappings and applications. Zbl 1276.54039 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2012 A common fixed point theorem for occasionally weakly compatible mappings satisfying an implicit relation without decreasing assumption and applications. Zbl 1413.54163 Popa, Valeriu; Patriciu, Alina-Mihaela 1 2012 Impact of occasionally weakly compatible property on common fixed point theorems for expansive mapping. Zbl 1265.54172 Imdad, M.; Ali, Javid; Popa, V. 4 2011 A general fixed point theorem for several mappings in \(G\)-metric spaces. Zbl 1249.54091 Popa, Valeriu 3 2011 A unified theory of weak contra-continuity. Zbl 1240.54051 Noiri, T.; Popa, V. 2 2011 Altering distance and strict fixed points for multifunctions satisfying implicit relations. Zbl 1413.54161 Popa, Valeriu 2 2011 A new viewpoint in the study of some contra \(g\)-continuous forms for functions. Zbl 1233.54006 Noiri, Takashi; Popa, Valeriu 1 2011 Well-posedness of fixed point problem for a multifunction satisfying an implicit relation. Zbl 1265.54148 Akkouchi, Mohamed; Popa, Valeriu 1 2011 On almost \(m\)-continuous multifunctions. Zbl 1249.54032 Noiri, Takashi; Popa, Valeriu 1 2011 Using implicit relations to prove unified fixed point theorems in metric and 2-metric spaces. Zbl 1186.54041 Popa, V.; Imdad, M.; Ali, Javid 15 2010 Well-posedness of fixed point problem for mappings satisfying an implicit relation. Zbl 1238.54018 Akkouchi, Mohamed; Popa, Valeriu 8 2010 A unified theory of almost continuity for multifunctions. Zbl 1265.54076 Noiri, Takashi; Popa, Valeriu 6 2010 Between \(*\)-closed sets and \(\mathcal I\)-\(g\)-closed sets in ideal topological spaces. Zbl 1198.54002 Noiri, Takashi; Popa, Valeriu 3 2010 Fixed point theorems for a class of mappings governed by strictly contractive implicit function. Zbl 1240.54140 Popa, V.; Imdad, M.; Ali, Javid 2 2010 The unified theory of certain types of generalizations of Lindelöf spaces. Zbl 1194.54031 Noiri, Takashi; Popa, Valeriu 2 2010 A new viewpoint in the study of \(g\)-continuity forms in topological spaces. Zbl 1196.54003 Noiri, Takashi; Popa, Valeriu 1 2010 Altering distance and common fixed points under implicit relations. Zbl 1239.47046 Popa, Valeriu; Mocanu, Marcelina 30 2009 General common fixed point theorems for occasionally weakly compatible hybrid mappings and applications. Zbl 1265.54149 Aliouche, Abdelkrim; Popa, Valeriu 17 2009 On almost contra-continuous multifunctions. Zbl 1176.54017 Ekici, E.; Jafari, S.; Popa, V. 3 2009 A generalization of some forms of g-irresolute functions. Zbl 1213.54027 Noiri, Takashi; Popa, Valeriu 2 2009 On \(\theta\)-compactness in ideal topological spaces. Zbl 1240.54082 Jafari, S.; Noiri, T.; Popa, V. 1 2009 Minimal structures, \(m\)-open multifunctions in the sense of Kuratowski and bitopological spaces. Zbl 1176.54018 Noiri, Takashi; Popa, Valeriu 1 2009 Some fixed point theorems for mappings satisfying implicit relations in symmetric spaces. Zbl 1159.54007 Mocanu, Marcelina; Popa, Valeriu 11 2008 A unified theory of almost contra-continuity for functions. Zbl 1152.54332 Noiri, Takashi; Popa, Valeriu 5 2008 On some forms of weakly continuous functions in bitopological spaces. Zbl 1152.54012 Noiri, Takashi; Popa, Valeriu 4 2008 Common fixed point theorems for occasionally weakly compatible mappings via implicit relations. Zbl 1199.54200 Aliouche, Abdelkrim; Popa, Valeriu 4 2008 Coincidence and common fixed point theorems for hybrid mappings. Zbl 1274.54109 Aliouche, Abdelkrim; Popa, Valeriu 2 2008 On weakly precontinuous functions in bitological spaces. Zbl 1146.54005 Noiri, Takashi; Popa, Valeriu 5 2007 Minimal structures, punctually \(m\)-open functions in the sense of Kuratowski and bitopological spaces. Zbl 1151.54003 Noiri, Takashi; Popa, Valeriu 2 2007 A general fixed point theorem for converse commuting multivalued mappings in symmetric spaces. Zbl 1141.54019 Popa, Valeriu 2 2007 Two coincidence and fixed point theorems for hybrid strict contractions. Zbl 1164.54035 Popa, Valeriu 1 2007 On a generalization of closed sets. Zbl 1137.54001 Caldas, Miguel; Ganster, Maximilian; Georgiou, Dimitros N.; Jafari, Saeid; Popa, Valeriu 1 2007 A general fixed point theorem for expansive mappings under strict implicit conditions. Zbl 1199.54242 Popa, Valeriu 1 2007 Well - posedness of the fixed point problem in orbitally complete metric spaces. Zbl 1174.54384 Popa, Valeriu 13 2006 Between closed sets and \(g\)-closed sets. Zbl 1150.54002 Noiri, Takashi; Popa, Valeriu 4 2006 Slightly \(m\)-continuous multifunctions. Zbl 1114.54009 Noiri, Takashi; Popa, Valeriu 4 2006 Some properties of weakly open functions in bitopological spaces. Zbl 1164.54366 Noiri, Takashi; Popa, Valeriu 3 2006 A unified theory of weak continuity for multifunctions. Zbl 1164.54328 Noiri, Takashi; Popa, Valeriu 3 2006 A unified theory of closed functions. Zbl 1119.54304 Noiri, Takashi; Popa, Valeriu 2 2006 A new viewpoint in the study of irresoluteness forms in bitopological spaces. Zbl 1117.54022 Noiri, Takashi; Popa, Valeriu 1 2006 A general fixed point theorem for four weakly compatible mappings satisfying an implicit relation. Zbl 1089.54022 Popa, Valeriu 11 2005 Some properties of almost contra-precontinuous functions. Zbl 1185.54019 Noiri, Takashi; Popa, Valeriu 5 2005 A unified theory for strong \(\theta\)-continuity for functions. Zbl 1092.54004 Noiri, T.; Popa, V. 2 2005 A generalized fixed point theorem for two pairs of mappings on two metric spaces. Zbl 1142.54371 Popa, Valeriu 1 2005 A unified theory of \(\theta\)-continuity for multifunctions. Zbl 1119.54318 Noiri, Takashi; Popa, Valeriu 1 2005 A unfied theory of weakly closed functions. Zbl 1106.54004 Noiri, Takashi; Popa, Valeriu 1 2005 Some properties of upper and lower clopen continuous multifunctions. Zbl 1111.54013 Ekici, Erdal; Popa, Valeriu 1 2005 Faintly \(m\)-continuous functions. Zbl 1079.54507 Noiri, Takashi; Popa, Valeriu 16 2004 On almost \(m\)-continuous functions. Zbl 1172.54314 Popa, Valeriu; Noiri, Takashi 6 2004 A general fixed point theorem for weakly \(\delta\)-compatible mappings in compact metrics spaces. Zbl 1150.54359 Popa, Valeriu 1 2004 On weakly \(m\)-continuous functions. Zbl 1084.54510 Popa, Valeriu; Noiri, Takashi 4 2003 On \(m\)-\(D\)-separation axioms. Zbl 1073.54512 Noiri, Takashi; Popa, Valeriu 4 2003 A unified theory of \(\theta\)-continuity for functions. Zbl 1098.54007 Popa, Valeriu; Noiri, Takashi 4 2003 On some fixed point theorems for mapping satisfying a new type of implicit relation. Zbl 1080.54512 Popa, Valeriu 2 2003 A unified theory of weak continuity for functions. Zbl 1164.54326 Noiri, Takashi; Popa, Valeriu 18 2002 A unified theory of contra-continuity for functions. Zbl 1027.54018 Noiri, T.; Popa, V. 7 2002 On weakly \(( au, m)\)– continuous functions. Zbl 1098.54508 Noiri, Takashi; Popa, Valeriu 6 2002 ...and 73 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 416 Authors 34 Noiri, Takashi 25 Popa, Valeriu 13 Imdad, Mohammad 11 Al-Omari, Ahmad Abdullah 11 Ekici, Erdal 11 Nashine, Hemant Kumar 10 Karapınar, Erdal 9 Boonpok, Chawalit 9 Patriciu, Alina-Mihaela 7 Chauhan, Sunny 7 Gu, Feng 7 Saluja, Gurucharan Singh 6 Aydi, Hassen Mohamed 6 Bouhadjera, Hakima 6 Jafari, Saeid 6 Rosas, Ennis R. 5 Altun, Ishak 5 Carpintero, Carlos R. 5 Choudhury, Binayak Samadder 5 Jain, Reena 5 Kadelburg, Zoran 5 Park, Jin Han 5 Rajesh, Neelamegarajan 5 Tyagi, Brij Kishore 5 Vetro, Calogero 5 Viriyapong, Chokchai 4 Akkouchi, Mohamed 4 Azam, Akbar 4 Bhardwaj, Manoj 4 Bisht, Ravindra Kishor 4 Morales Medina, José Roberto 4 Nasef, Arafa A. 4 Noorani, Mohd Salmi Mohd 4 Park, Choonkil 4 Rojas, Edixon Manuel 4 Singh, Sumit 3 Acikgoz, Ahu 3 Alfaqih, Waleed Mohd. 3 Ali, Javid 3 Basu, Chandrani 3 Cho, Yeol Je 3 Hussain, Nawab 3 Jain, Pankaj 3 Kiliçman, Adem 3 Kumam, Poom 3 Kundu, Sunirmal 3 Mani, Naveen 3 Metiya, Nikhilesh 3 Panwar, Vivek 3 Parvaneh, Vahid 3 Pathak, Hemant Kumar 3 Przemski, Marian 3 Saadati, Reza 3 Sanabria, Jose Eduardo 3 Shatanawi, Wasfi A. 3 Yang, Zhongzhi 3 Yuksel, Saziye 3 Zorlutuna, İdris 2 Abbas, Mujahid 2 Aggarwal, Jeetendra 2 Ahmadullah, Md 2 Ahmed, Mohamed Abd El-Rahman 2 Al-Omeri, Wadei Faris 2 Ameen, Zanyar Anwer 2 Arif, Anam 2 Arivazhagi, C. 2 Babu, Gutti Venkata Ravindranadh 2 Beceren, Yusuf 2 Berinde, Vasile 2 Berzig, Maher 2 Borisovich, Yuriĭ Grigor’evich 2 Cueva, Miguel Caldas 2 Dey, Debashis 2 Dey, Lakshmi Kanta 2 El Atik, Abd El Fattah A. 2 Erhan, İnci M. 2 Felhi, Abdelbasset 2 Fulga, Andreea 2 Garai, Hiranmoy 2 Gel’man, Boris Danielovich 2 Gubran, Rqeeb 2 Gupta, Vishal 2 Jellali, Manel 2 Kang, Shin Min 2 Kédim, Imed 2 Keskin, Aynur 2 Kumar, Santosh 2 Kutbi, Marwan Amin 2 Laid, Ghemam Hamed 2 Mahmood, Hasan 2 Mehmood, Nayyar 2 Min, Won Keun 2 Mirmostafaee, Alireza Kamel 2 Mohammed, Shehu Shagari 2 Myshkis, Anatoliĭ Dmitrievich 2 Nazam, Muhammad 2 Obukhovskiĭ, Valeriĭ Vladimirovich 2 Özkoç, Murad 2 Popa, Dan 2 Radenovic, Stojan ...and 316 more Authors all top 5 Cited in 107 Serials 26 Chaos, Solitons and Fractals 18 Demonstratio Mathematica 17 Acta Mathematica Hungarica 15 Abstract and Applied Analysis 15 Boletim da Sociedade Paranaense de Matemática. Terceira Série 13 Fixed Point Theory and Applications 12 Rendiconti del Circolo Matemàtico di Palermo. Serie II 9 International Journal of Mathematics and Mathematical Sciences 8 Filomat 8 Journal of Inequalities and Applications 8 Journal of Function Spaces 6 The Journal of Analysis 6 Mathematica Moravica 6 Journal of Linear and Topological Algebra 5 Fasciculi Mathematici 5 Nonlinear Functional Analysis and Applications 4 Journal of the Egyptian Mathematical Society 4 Vietnam Journal of Mathematics 4 Acta et Commentationes Universitatis Tartuensis de Mathematica 4 Annales Mathematicae Silesianae 4 Cubo 4 Journal of Fixed Point Theory and Applications 4 Sahand Communications in Mathematical Analysis 3 Mathematica Slovaca 3 Facta Universitatis. Series Mathematics and Informatics 3 Honam Mathematical Journal 3 Journal of the Korean Society of Mathematical Education. Series B. The Pure and Applied Mathematics 3 Nonlinear Analysis. Modelling and Control 3 Functional Analysis, Approximation and Computation 3 Journal of Advanced Studies in Topology 3 Afrika Matematika 3 Journal of Mathematics 3 Journal of Operators 3 Transactions of A. Razmadze Mathematical Institute 3 AIMS Mathematics 2 Rocky Mountain Journal of Mathematics 2 Applied Mathematics and Computation 2 Journal of Soviet Mathematics 2 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 2 Topology and its Applications 2 Mathematical and Computer Modelling 2 Tatra Mountains Mathematical Publications 2 Mathematical Problems in Engineering 2 Lobachevskii Journal of Mathematics 2 JP Journal of Geometry and Topology 2 Journal of Intelligent and Fuzzy Systems 2 South East Asian Journal of Mathematics and Mathematical Sciences 2 Thai Journal of Mathematics 2 Fixed Point Theory 2 Boundary Value Problems 2 Proyecciones 2 Annali dell’Università di Ferrara. Sezione VII. Scienze Matematiche 2 Journal of Nonlinear Science and Applications 2 Acta Universitatis Sapientiae. Mathematica 2 Advances in Fuzzy Systems 2 Applied General Topology 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Journal of Mathematics and Computer Science. JMCS 2 Chinese Journal of Mathematics 2 Open Mathematics 1 Computers & Mathematics with Applications 1 Mathematical Methods in the Applied Sciences 1 Ukrainian Mathematical Journal 1 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 1 Czechoslovak Mathematical Journal 1 Fuzzy Sets and Systems 1 The Journal of the Indian Mathematical Society. New Series 1 Kyungpook Mathematical Journal 1 Matematički Vesnik 1 Proceedings of the American Mathematical Society 1 Quaestiones Mathematicae 1 Optimization 1 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 1 Journal of Mathematical Sciences (New York) 1 Turkish Journal of Mathematics 1 Discrete and Continuous Dynamical Systems 1 Novi Sad Journal of Mathematics 1 Matematychni Studiï 1 Acta Mathematica Sinica. English Series 1 Communications in Nonlinear Science and Numerical Simulation 1 Kragujevac Journal of Mathematics 1 Journal of Applied Mathematics 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Missouri Journal of Mathematical Sciences 1 Sarajevo Journal of Mathematics 1 Applications and Applied Mathematics 1 JP Journal of Fixed Point Theory and Applications 1 Acta Mathematica Universitatis Ostraviensis 1 Analele Universității de Vest din Timișoara. Seria Matematică-Informatică 1 Asian-European Journal of Mathematics 1 East Asian Mathematical Journal 1 Tbilisi Mathematical Journal 1 Eurasian Mathematical Journal 1 Azerbaijan Journal of Mathematics 1 Bulletin of Mathematical Sciences 1 Journal of Mathematical Extension 1 S\(\vec{\text{e}}\)MA Journal 1 Journal of Nonlinear Analysis and Optimization: Theory & Applications 1 Palestine Journal of Mathematics 1 Axioms ...and 7 more Serials all top 5 Cited in 26 Fields 329 General topology (54-XX) 82 Operator theory (47-XX) 14 Integral equations (45-XX) 7 Real functions (26-XX) 4 Linear and multilinear algebra; matrix theory (15-XX) 4 Measure and integration (28-XX) 4 Ordinary differential equations (34-XX) 3 Mathematical logic and foundations (03-XX) 3 Dynamical systems and ergodic theory (37-XX) 3 Functional analysis (46-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 3 Algebraic topology (55-XX) 3 Numerical analysis (65-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Functions of a complex variable (30-XX) 2 Approximations and expansions (41-XX) 2 Global analysis, analysis on manifolds (58-XX) 1 Combinatorics (05-XX) 1 Topological groups, Lie groups (22-XX) 1 Potential theory (31-XX) 1 Partial differential equations (35-XX) 1 Difference and functional equations (39-XX) 1 Sequences, series, summability (40-XX) 1 Fluid mechanics (76-XX) 1 Geophysics (86-XX) 1 Operations research, mathematical programming (90-XX) Citations by Year