Edit Profile (opens in new tab) Engelking, Ryszard Compute Distance To: Compute Author ID: engelking.ryszard Published as: Engelking, Ryszard; Engelking, R. External Links: MGP · Wikidata · IdRef Documents Indexed: 61 Publications since 1956, including 11 Books 1 Contribution as Editor · 3 Further Contributions Co-Authors: 19 Co-Authors with 25 Joint Publications 316 Co-Co-Authors all top 5 Co-Authors 38 single-authored 5 Kuratowski, Kazimierz 3 Sieklucki, Karol 2 Heath, Robert W. 2 Lelek, Andrzej 2 Lutzer, David J. 2 Michael, Ernest A. 2 Pol, Elzbieta 2 Pol, Roman 1 Alster, Kazimierz 1 Alt, Franz L. 1 Borsuk, Karol 1 Burke, Dennis K. 1 Dawson, John W. jun. 1 Debreu, Gérard 1 Dierker, Egbert 1 Hildenbrand, Werner 1 Holsztyński, Włodzimierz 1 Karlowicz, M. 1 Menger, Karl 1 Mrówka, Stanislaw 1 Olszewski, Wojciech 1 Pełczyński, Aleksander 1 Ryll-Nardzewski, Czesław 1 Sigmund, Karl 1 Sikorski, Roman 1 Sklyarenko, E. G. all top 5 Serials 9 Fundamenta Mathematicae 7 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 6 Colloquium Mathematicum 6 Biblioteka Matematyczna. Panstwowe Wydawnictwo Naukowe, Warszawa 4 Roczniki Polskiego Towarzystwa Matematycznego. Seria II. Wiadomości Matematyczne 3 Proceedings of the American Mathematical Society 3 Annales Societatis Mathematicae Polonae 3 Sigma Series in Pure Mathematics 2 Topology and its Applications 1 Commentationes Mathematicae Universitatis Carolinae 1 Dissertationes Mathematicae 1 Inventiones Mathematicae 1 Questions and Answers in General Topology 1 Topology Proceedings 1 Bulletin de l’Académie Polonaise des Sciences, Classe 3 1 Rendiconti Di Matematica e Delle Sue Applicazioni, V. Serie 1 Monografie Matematyczne 1 North-Holland Mathematical Library all top 5 Fields 37 General topology (54-XX) 6 History and biography (01-XX) 4 Mathematical logic and foundations (03-XX) 4 Algebraic topology (55-XX) 2 Manifolds and cell complexes (57-XX) 1 General and overarching topics; collections (00-XX) 1 Geometry (51-XX) 1 Operations research, mathematical programming (90-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 47 Publications have been cited 2,996 times in 2,823 Documents Cited by ▼ Year ▼ General topology. Rev. and compl. ed. Zbl 0684.54001Engelking, Ryszard 1,932 1989 General topology. A revised and enlarged translation. Translated by the author. Zbl 0373.54002Engelking, Ryszard 237 1977 Theory of dimensions, finite and infinite. Zbl 0872.54002Engelking, Ryszard 220 1995 Outline of general topology. Zbl 0157.53001Engelking, Ryszard 155 1968 Dimension theory. A revised and enlarged translation of ”Teoria wymiaru”, Warszawa 1977, by the author. Zbl 0401.54029Engelking, Ryszard 55 1978 Paracompactness in ordered spaces. Zbl 0351.54014Engelking, Ryszard; Lutzer, David 46 1977 Some theorems of set theory and their topological consequences. Zbl 0137.41904Engelking, Ryszard; Karlowicz, M. 44 1965 On the double circumference of Alexandroff. Zbl 0167.21001Engelking, Ryszard 27 1968 On \(E\)-compact spaces. Zbl 0083.17402Engelking, Ryszard; Mrówka, S. 25 1958 On functions defined on Cartesian products. Zbl 0158.41203Engelking, Ryszard 22 1966 Cartesian products and dyadic spaces. Zbl 0173.50603Engelking, Ryszard 22 1965 General topology. (Topologia ogolna.). Zbl 0373.54001Engelking, Ryszard 20 1976 Topological well-ordering and continuous selections. Zbl 0167.20504Engelking, Ryszard; Heath, R. W.; Michael, Ernest 18 1968 Countable-dimensional spaces: A survey. Zbl 0496.54032Engelking, Ryszard; Pol, E. 14 1983 Remarks on dyadic spaces. Zbl 0123.15905Engelking, Ryszard; Pełczyński, Aleksander 13 1963 Remarks on dyadic spaces. II. Zbl 0137.16104Efimov, B.; Engelking, Ryszard 12 1965 On closed images of the space of irrationals. Zbl 0177.25501Engelking, Ryszard 12 1969 Hereditarily closure-preserving collections and metrization. Zbl 0307.54030Burke, Dennis K.; Engelking, Ryszard; Lutzer, David J. 11 1975 Topology. A geometric approach. Transl. from the Polish by Adam Ostaszewski. Zbl 0808.54001Engelking, Ryszard; Sieklucki, Karol 10 1992 Remarks on real-compact spaces. Zbl 0134.18601Engelking, Ryszard 9 1964 Some examples of Borel sets. Zbl 0147.22703Engelking, Ryszard; Holsztyński, Włodzimierz; Sikorski, R. 8 1966 Selectors of the first Baire class for semicontinuous set-valued functions. Zbl 0157.53301Engelking, Ryszard 8 1968 Countable-dimensional spaces: A survey. Zbl 0541.54042Engelking, Ryszard; Pol, Elżbieta 7 1983 General topology. 3rd ed. (Topologia ogólna.) Zbl 1281.54001Engelking, Ryszard 7 2007 Transfinite dimension. Zbl 0447.54046Engelking, Ryszard 6 1980 Topologische Räume und ihre bikompakten Erweiterungen. Zbl 0132.18102Engelking, Ryszard 6 1963 Some characterizations of spaces that have transfinite dimension. Zbl 0527.54033Engelking, Ryszard; Pol, Roman 5 1983 Sur la compactification des espaces métriques. Zbl 0093.36304Engelking, Ryszard 5 1960 Results of a mathematical colloquium. (Ergebnisse eines Mathematischen Kolloquiums. Mit Beiträgen von J. W. Dawson jun., R. Engelking, W. Hildenbrand, Geleitwort von G. Debreu, Nachwort von F. Alt. Hrsg. von E. Dierker und K. Sigmund.) Zbl 0917.01024Menger, Karl 4 1998 Compactifications of countable-dimensional and strongly countable- dimensional spaces. Zbl 0691.54015Engelking, Ryszard; Pol, Roman 4 1988 Sur un problème de K. Urbanik concernant les ensembles linéaires. Zbl 0099.04102Engelking, Ryszard 4 1961 Introduction to topology. (Wstȩp do topologii.) Zbl 0683.54002Engelking, Ryszard; Sieklucki, Karol 4 1986 Some new proofs in dimension theory. Zbl 0315.54041Engelking, Ryszard 3 1975 Cartesian products and continuous images. Zbl 0109.15403Engelking, Ryszard; Lelek, A. 3 1961 Quelques remarques concernant les opérations sur les fonctions semi- continues dans les espaces topologiques. Zbl 0144.21604Engelking, Ryszard 3 1963 On Borel sets and \(B\)-measurable functions in metric spaces. Zbl 0145.19601Engelking, Ryszard 3 1967 Subparacompactness and product spaces. Zbl 0238.54018Alster, K.; Engelking, Ryszard 3 1972 A topological proof of Parovichenko’s characterization of \(\beta\) N-N. Zbl 0608.54010Engelking, R. 3 1985 Kazimierz Kuratowski (1896-1980) – his life and work in topology. Zbl 0932.01059Engelking, Ryszard 2 1998 Characterizations of strongly countable-dimensional and locally finite- dimensional spaces. Zbl 0772.54027Engelking, Ryszard 2 1992 Closed mappings on complete metric spaces. Zbl 0208.25201Engelking, Ryszard 2 1971 An introduction to set theory and topology. With an appendix by Ryszard Engelking: Elements of algebraic topology. (Wstep do teorii mnogosci i topologii. Wraz z dodatkiem Ryszarda Engelkinga: Elementy topologii algebraicznej.) 5th altered ed. Zbl 0247.54001Kuratowski, Kazimierz 2 1972 Geometry and topology. Part II: Topology. (Geometria i topologia. Czesc II: Topologia). Zbl 0511.54002Engelking, Ryszard; Sieklucki, Karol 1 1980 Introduction to the theory of sets and topology. With a supplement by Ryszard Engelking: Elements of algebraic topology. (Wstep do teorii mnogosci i topologii. Wraz z dodatkiem Ryszarda Engelkinga: Elementy topologii algebraicznej. 7th ed., augm.). Zbl 0383.54001Kuratowski, Kazimierz 1 1976 On the Freudenthal compactification. Zbl 0100.18902Engelking, Ryszard 1 1961 Metrizability and weight of inverses under confluent mappings. Zbl 0206.51702Engelking, Ryszard; Lelek, A. 1 1970 Topological well-ordering and continuous selections. Zbl 0207.21202Engelking, Ryszard; Heath, R. W.; Michael, Ernest 1 1970 General topology. 3rd ed. (Topologia ogólna.) Zbl 1281.54001Engelking, Ryszard 7 2007 Results of a mathematical colloquium. (Ergebnisse eines Mathematischen Kolloquiums. Mit Beiträgen von J. W. Dawson jun., R. Engelking, W. Hildenbrand, Geleitwort von G. Debreu, Nachwort von F. Alt. Hrsg. von E. Dierker und K. Sigmund.) Zbl 0917.01024Menger, Karl 4 1998 Kazimierz Kuratowski (1896-1980) – his life and work in topology. Zbl 0932.01059Engelking, Ryszard 2 1998 Theory of dimensions, finite and infinite. Zbl 0872.54002Engelking, Ryszard 220 1995 Topology. A geometric approach. Transl. from the Polish by Adam Ostaszewski. Zbl 0808.54001Engelking, Ryszard; Sieklucki, Karol 10 1992 Characterizations of strongly countable-dimensional and locally finite- dimensional spaces. Zbl 0772.54027Engelking, Ryszard 2 1992 General topology. Rev. and compl. ed. Zbl 0684.54001Engelking, Ryszard 1,932 1989 Compactifications of countable-dimensional and strongly countable- dimensional spaces. Zbl 0691.54015Engelking, Ryszard; Pol, Roman 4 1988 Introduction to topology. (Wstȩp do topologii.) Zbl 0683.54002Engelking, Ryszard; Sieklucki, Karol 4 1986 A topological proof of Parovichenko’s characterization of \(\beta\) N-N. Zbl 0608.54010Engelking, R. 3 1985 Countable-dimensional spaces: A survey. Zbl 0496.54032Engelking, Ryszard; Pol, E. 14 1983 Countable-dimensional spaces: A survey. Zbl 0541.54042Engelking, Ryszard; Pol, Elżbieta 7 1983 Some characterizations of spaces that have transfinite dimension. Zbl 0527.54033Engelking, Ryszard; Pol, Roman 5 1983 Transfinite dimension. Zbl 0447.54046Engelking, Ryszard 6 1980 Geometry and topology. Part II: Topology. (Geometria i topologia. Czesc II: Topologia). Zbl 0511.54002Engelking, Ryszard; Sieklucki, Karol 1 1980 Dimension theory. A revised and enlarged translation of ”Teoria wymiaru”, Warszawa 1977, by the author. Zbl 0401.54029Engelking, Ryszard 55 1978 General topology. A revised and enlarged translation. Translated by the author. Zbl 0373.54002Engelking, Ryszard 237 1977 Paracompactness in ordered spaces. Zbl 0351.54014Engelking, Ryszard; Lutzer, David 46 1977 General topology. (Topologia ogolna.). Zbl 0373.54001Engelking, Ryszard 20 1976 Introduction to the theory of sets and topology. With a supplement by Ryszard Engelking: Elements of algebraic topology. (Wstep do teorii mnogosci i topologii. Wraz z dodatkiem Ryszarda Engelkinga: Elementy topologii algebraicznej. 7th ed., augm.). Zbl 0383.54001Kuratowski, Kazimierz 1 1976 Hereditarily closure-preserving collections and metrization. Zbl 0307.54030Burke, Dennis K.; Engelking, Ryszard; Lutzer, David J. 11 1975 Some new proofs in dimension theory. Zbl 0315.54041Engelking, Ryszard 3 1975 Subparacompactness and product spaces. Zbl 0238.54018Alster, K.; Engelking, Ryszard 3 1972 An introduction to set theory and topology. With an appendix by Ryszard Engelking: Elements of algebraic topology. (Wstep do teorii mnogosci i topologii. Wraz z dodatkiem Ryszarda Engelkinga: Elementy topologii algebraicznej.) 5th altered ed. Zbl 0247.54001Kuratowski, Kazimierz 2 1972 Closed mappings on complete metric spaces. Zbl 0208.25201Engelking, Ryszard 2 1971 Metrizability and weight of inverses under confluent mappings. Zbl 0206.51702Engelking, Ryszard; Lelek, A. 1 1970 Topological well-ordering and continuous selections. Zbl 0207.21202Engelking, Ryszard; Heath, R. W.; Michael, Ernest 1 1970 On closed images of the space of irrationals. Zbl 0177.25501Engelking, Ryszard 12 1969 Outline of general topology. Zbl 0157.53001Engelking, Ryszard 155 1968 On the double circumference of Alexandroff. Zbl 0167.21001Engelking, Ryszard 27 1968 Topological well-ordering and continuous selections. Zbl 0167.20504Engelking, Ryszard; Heath, R. W.; Michael, Ernest 18 1968 Selectors of the first Baire class for semicontinuous set-valued functions. Zbl 0157.53301Engelking, Ryszard 8 1968 On Borel sets and \(B\)-measurable functions in metric spaces. Zbl 0145.19601Engelking, Ryszard 3 1967 On functions defined on Cartesian products. Zbl 0158.41203Engelking, Ryszard 22 1966 Some examples of Borel sets. Zbl 0147.22703Engelking, Ryszard; Holsztyński, Włodzimierz; Sikorski, R. 8 1966 Some theorems of set theory and their topological consequences. Zbl 0137.41904Engelking, Ryszard; Karlowicz, M. 44 1965 Cartesian products and dyadic spaces. Zbl 0173.50603Engelking, Ryszard 22 1965 Remarks on dyadic spaces. II. Zbl 0137.16104Efimov, B.; Engelking, Ryszard 12 1965 Remarks on real-compact spaces. Zbl 0134.18601Engelking, Ryszard 9 1964 Remarks on dyadic spaces. Zbl 0123.15905Engelking, Ryszard; Pełczyński, Aleksander 13 1963 Topologische Räume und ihre bikompakten Erweiterungen. Zbl 0132.18102Engelking, Ryszard 6 1963 Quelques remarques concernant les opérations sur les fonctions semi- continues dans les espaces topologiques. Zbl 0144.21604Engelking, Ryszard 3 1963 Sur un problème de K. Urbanik concernant les ensembles linéaires. Zbl 0099.04102Engelking, Ryszard 4 1961 Cartesian products and continuous images. Zbl 0109.15403Engelking, Ryszard; Lelek, A. 3 1961 On the Freudenthal compactification. Zbl 0100.18902Engelking, Ryszard 1 1961 Sur la compactification des espaces métriques. Zbl 0093.36304Engelking, Ryszard 5 1960 On \(E\)-compact spaces. Zbl 0083.17402Engelking, Ryszard; Mrówka, S. 25 1958 all cited Publications top 5 cited Publications all top 5 Cited by 1,993 Authors 63 Banakh, Taras Onufrievich 49 van Mill, Jan 46 Peng, Liangxue 44 Lin, Shou 44 Tkachenko, Mikhail Gelievich 37 Dikranjan, Dikran N. 36 Lin, Fucai 28 Georgiou, Dimitrios N. 28 Song, Yankui 25 Holá, Ľubica 25 Shakhmatov, Dmitri B. 24 Comfort, William Wistar 24 Gabriyelyan, Saak S. 24 Künzi, Hans-Peter A. 23 Arkhangel’skiĭ, Aleksandr Vladimirovich 23 Liu, Chuan 23 Megaritis, Athanasios C. 23 Shelah, Saharon 22 Bella, Angelo 22 Gutev, Valentin G. 22 Xuan, Weifeng 21 Pol, Roman 20 Sakai, Masami 19 Sanchis, Manuel 18 Chentsov, Aleksandr Georgievich 18 Lutzer, David J. 18 Wajch, Eliza 17 Fedeli, Alessandro 17 He, Wei 17 Kemoto, Nobuyuki 17 Xie, Lihong 16 Bennett, Harold R. 16 Bezhanishvili, Guram 16 García-Ferreira, Salvador 16 Hager, Anthony W. 16 Kąkol, Jerzy 16 Leiderman, Arkady G. 16 Shi, Wei-Xue 16 Tall, Franklin D. 16 Tkachuk, Vladimir Vladimirovich 15 Le Donne, Attilio 15 Nogura, Tsugunori 15 Repovš, Dušan D. 15 Wilson, Richard Gordon 14 Chatyrko, Vitalij A. 14 Fedorchuk, Vitaly Vitalievich 14 Good, Chris 14 Hattori, Yasunao 14 Kočinac, Ljubiša D. R. 14 Kozlov, Konstantin L. 14 Ludkovsky, Sergey Victor 14 Okunev, Oleg G. 13 Hušek, Miroslav 13 O’Regan, Donal 13 Ostaszewski, Adam J. 13 Pol, Elzbieta 13 Valov, Vesko M. 12 Bardyla, Serhii 12 Charatonik, Włodzimierz J. 12 Costantini, Camillo 12 Di Maio, Giuseppe 12 Gartside, Paul M. 12 Gutik, Oleg Volodymyrovych 12 Iliadis, Stavros D. 12 Karlova, Olena O. 12 Ravsky, Alex 12 Spadaro, Santi 12 Tamariz-Mascarúa, Angel 12 van Douwen, Eric K. 12 Xu, Xiaoquan 12 Yamazaki, Kaori 11 Bonanzinga, Maddalena 11 Das, Pratulananda 11 Dow, Alan S. 11 Gryzlov, Anatoliĭ Aleksandrovich 11 Kato, Hisao 11 McCoy, Robert A. 11 Mykhaylyuk, Volodymyr V. 11 Önal, Süleyman 11 Rojas-Hernández, Reynaldo 11 Yamauchi, Takamitsu 10 Buzyakova, Raushan Z. 10 Charatonik, Janusz Jerzy 10 Dijkstra, Jan J. 10 Fleissner, William G. 10 Gruenhage, Gary F. 10 Juhász, István 10 Koszmider, Piotr B. 10 Koushesh, Mohammad Reza 10 Li, Piyu 9 Azarpanah, Fariborz 9 Bouziad, Ahmed 9 Cai, Zhangyong Cai 9 Dydak, Jerzy 9 Hernández, Salvador 9 Keremedis, Kyriakos 9 Krupski, Paweł 9 Romaguera Bonilla, Salvador 9 Schröder, Matthias 9 Šlapal, Josef ...and 1,893 more Authors all top 5 Cited in 339 Serials 1,231 Topology and its Applications 124 Proceedings of the American Mathematical Society 69 Journal of Mathematical Analysis and Applications 54 Czechoslovak Mathematical Journal 50 Transactions of the American Mathematical Society 31 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 29 Mathematica Slovaca 27 Applied Categorical Structures 25 Fuzzy Sets and Systems 24 Acta Mathematica Hungarica 22 Journal of Pure and Applied Algebra 22 Monatshefte für Mathematik 22 Theoretical Computer Science 22 Filomat 21 Mathematical Notes 21 Rocky Mountain Journal of Mathematics 20 Annals of Pure and Applied Logic 19 Topology Proceedings 18 Israel Journal of Mathematics 18 Semigroup Forum 17 Advances in Mathematics 16 Mathematische Annalen 15 Commentationes Mathematicae Universitatis Carolinae 15 Journal of Functional Analysis 15 Journal of Mathematical Sciences (New York) 14 Archive for Mathematical Logic 13 Order 13 Applied General Topology 12 Algebra Universalis 12 International Journal of Mathematics and Mathematical Sciences 11 Rendiconti del Seminario Matematico della Università di Padova 10 Moscow University Mathematics Bulletin 10 European Journal of Mathematics 9 Journal of Mathematical Economics 9 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 9 Siberian Mathematical Journal 9 Bulletin of the Iranian Mathematical Society 9 Indagationes Mathematicae. New Series 9 Soft Computing 9 Mediterranean Journal of Mathematics 8 Annali di Matematica Pura ed Applicata. Serie Quarta 8 Fundamenta Mathematicae 8 Manuscripta Mathematica 8 Mathematische Zeitschrift 8 Results in Mathematics 8 Set-Valued Analysis 8 Lobachevskii Journal of Mathematics 8 Proceedings of the Steklov Institute of Mathematics 7 Ukrainian Mathematical Journal 7 Inventiones Mathematicae 7 The Journal of Symbolic Logic 7 Aequationes Mathematicae 7 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 6 Chaos, Solitons and Fractals 6 Cahiers de Topologie et Géométrie Différentielle Catégoriques 6 Compositio Mathematica 6 Journal of Algebra 6 Mathematische Nachrichten 6 Memoirs of the American Mathematical Society 6 Annales Mathématiques Blaise Pascal 6 Journal of Group Theory 6 Afrika Matematika 6 Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp’yuternye Nauki 6 Topological Algebra and its Applications 5 Communications in Mathematical Physics 5 Archiv der Mathematik 5 Information Sciences 5 Journal of the Mathematical Society of Japan 5 Journal of Soviet Mathematics 5 Kybernetika 5 Quaestiones Mathematicae 5 MSCS. Mathematical Structures in Computer Science 5 Expositiones Mathematicae 5 Journal of Convex Analysis 5 Doklady Mathematics 5 Algebraic & Geometric Topology 5 Central European Journal of Mathematics 5 The Review of Symbolic Logic 5 Set-Valued and Variational Analysis 5 Categories and General Algebraic Structures with Applications 4 Acta Mathematica Academiae Scientiarum Hungaricae 4 Bulletin of the Australian Mathematical Society 4 Periodica Mathematica Hungarica 4 Annales de l’Institut Fourier 4 Applied Mathematics and Computation 4 Canadian Mathematical Bulletin 4 Colloquium Mathematicum 4 Geometriae Dedicata 4 Journal of Combinatorial Theory. Series B 4 Rendiconti del Circolo Matemàtico di Palermo. Serie II 4 International Journal of Approximate Reasoning 4 L’Enseignement Mathématique. 2e Série 4 Stochastic Processes and their Applications 4 Russian Mathematics 4 Advances in Applied Clifford Algebras 4 Boletín de la Sociedad Matemática Mexicana. Third Series 4 Journal of Algebraic Systems 3 Communications in Algebra 3 International Journal of Theoretical Physics 3 Reports on Mathematical Physics ...and 239 more Serials all top 5 Cited in 57 Fields 2,217 General topology (54-XX) 337 Mathematical logic and foundations (03-XX) 301 Topological groups, Lie groups (22-XX) 300 Functional analysis (46-XX) 182 Order, lattices, ordered algebraic structures (06-XX) 114 Measure and integration (28-XX) 103 Category theory; homological algebra (18-XX) 92 Manifolds and cell complexes (57-XX) 89 Group theory and generalizations (20-XX) 89 Dynamical systems and ergodic theory (37-XX) 88 Real functions (26-XX) 82 Operator theory (47-XX) 82 Algebraic topology (55-XX) 82 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 58 Computer science (68-XX) 43 Combinatorics (05-XX) 37 Probability theory and stochastic processes (60-XX) 31 Convex and discrete geometry (52-XX) 31 Global analysis, analysis on manifolds (58-XX) 29 Abstract harmonic analysis (43-XX) 29 Calculus of variations and optimal control; optimization (49-XX) 26 Commutative algebra (13-XX) 25 Sequences, series, summability (40-XX) 21 Number theory (11-XX) 20 Differential geometry (53-XX) 19 Functions of a complex variable (30-XX) 18 Associative rings and algebras (16-XX) 18 Operations research, mathematical programming (90-XX) 17 Ordinary differential equations (34-XX) 14 Field theory and polynomials (12-XX) 14 Systems theory; control (93-XX) 13 Algebraic geometry (14-XX) 13 Several complex variables and analytic spaces (32-XX) 13 Partial differential equations (35-XX) 12 History and biography (01-XX) 12 Difference and functional equations (39-XX) 11 General algebraic systems (08-XX) 10 Geometry (51-XX) 9 Statistics (62-XX) 9 Numerical analysis (65-XX) 7 Approximations and expansions (41-XX) 6 Linear and multilinear algebra; matrix theory (15-XX) 6 Potential theory (31-XX) 6 Harmonic analysis on Euclidean spaces (42-XX) 6 Quantum theory (81-XX) 5 Relativity and gravitational theory (83-XX) 5 Biology and other natural sciences (92-XX) 4 Integral equations (45-XX) 3 Nonassociative rings and algebras (17-XX) 3 Mechanics of deformable solids (74-XX) 2 Integral transforms, operational calculus (44-XX) 2 Mechanics of particles and systems (70-XX) 2 Fluid mechanics (76-XX) 2 Statistical mechanics, structure of matter (82-XX) 2 Information and communication theory, circuits (94-XX) 1 General and overarching topics; collections (00-XX) 1 Optics, electromagnetic theory (78-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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