Edit Profile (opens in new tab) Schäffer, Juan Jorge Co-Author Distance Author ID: schaffer.juan-jorge Published as: Schäffer, J. J.; Schäffer, Juan Jorge; Schaeffer, Juan Jorge; Schäffer, Juan J.; Schäfer, Juan Jorge; Schaeffer, J. J.; Schaffer, J. J. more...less External Links: MGP · Wikidata · GND · IdRef Documents Indexed: 88 Publications since 1951, including 6 Books Co-Authors: 11 Co-Authors with 25 Joint Publications 178 Co-Co-Authors all top 5 Co-Authors 60 single-authored 10 Massera, Jose Luis 6 Coffman, Charles V. 3 Noll, Walter 1 Ali, Jaffar 1 Bauernfeind, M. 1 Claessen, R. 1 Dudy, L. 1 Garay, Barnabas M. 1 Glass, S. 1 Halmos, Paul Richard 1 James, Robert C. 1 Johnson, Barry Edward 1 Li, Gang 1 Lumer, Gunter 1 Nyikos, Peter J. 1 Sasi, Sarath 1 Schilling, B. 1 Shivaji, Ratnasingham 1 Sundaresan, Kondagunta 1 Thomale, Ronny 1 van Dulst, Dick all top 5 Serials 16 Mathematische Annalen 10 Journal of Differential Equations 5 Annali di Matematica Pura ed Applicata. Serie Quarta 4 Israel Journal of Mathematics 4 Proceedings of the American Mathematical Society 3 Archive for Rational Mechanics and Analysis 3 Annals of Mathematics. Second Series 2 Studia Mathematica 2 Archiv der Mathematik 2 Nieuw Archief voor Wiskunde. Derde Serie 2 Bulletin of the American Mathematical Society 1 Journal d’Analyse Mathématique 1 Journal of Mathematical Analysis and Applications 1 Acta Mathematica 1 Boletín de la Sociedad Matemática Mexicana. Segunda Serie 1 Indiana University Mathematics Journal 1 Mathematische Zeitschrift 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Bollettino della Unione Matemàtica Italiana. Serie VI. C. Analisi Funzionale e Applicazioni 1 Bulletin de l’Académie Polonaise des Sciences. Série des Sciences Mathématiques 1 Electronic Journal of Qualitative Theory of Differential Equations 1 Lecture Notes in Pure and Applied Mathematics 1 Pure and Applied Mathematics (Academic Press) 1 Science 1 Anais da Academia Brasileira de Ciências all top 5 Fields 17 Ordinary differential equations (34-XX) 17 Functional analysis (46-XX) 4 Convex and discrete geometry (52-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Operator theory (47-XX) 3 Mechanics of deformable solids (74-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Number theory (11-XX) 2 Relativity and gravitational theory (83-XX) 1 General and overarching topics; collections (00-XX) 1 Associative rings and algebras (16-XX) 1 Measure and integration (28-XX) 1 Integral equations (45-XX) 1 Geometry (51-XX) 1 General topology (54-XX) 1 Quantum theory (81-XX) 1 Biology and other natural sciences (92-XX) 1 Mathematics education (97-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 53 Publications have been cited 898 times in 612 Documents Cited by ▼ Year ▼ Linear differential equations and function spaces. Zbl 0243.34107Massera, Jose Luis; Schäffer, Juan Jorge 144 1966 Linear differential equations and functional analysis. I. Zbl 0178.17701Massera, J. L.; Schäffer, J. J. 142 1958 Linear differential equations and function spaces. Zbl 0202.14701Massera, J. L.; Schäffer, J. J. 142 1970 Dichotomies for linear difference equations. Zbl 0189.40303Coffman, C. V.; Schäffer, J. J. 79 1967 Linear differential equations and functional analysis. IV. Zbl 0178.50503Massera, J. L.; Schaffer, J. J. 47 1960 Inner diameter, perimeter, and girth of spheres. Zbl 0152.12405Schäffer, J. J. 42 1967 Geometry of spheres in normed spaces. Zbl 0344.46038Schäffer, Juan Jorge 30 1976 Function spaces with translations. Zbl 0089.09402Schäffer, Juan Jorge 20 1959 On unitary dilations of contractions. Zbl 0064.11602Schäffer, J. J. 16 1955 The equation \(1^p+2^p+3^p+\ldots+n^p=m^q\). Zbl 0071.03702Schäffer, Juan J. 16 1956 Square roots of operators. Zbl 0050.34004Halmos, Paul R.; Lumer, Günter; Schäffer, Juan J. 15 1953 Linear differential equations with delays: Admissibility and conditional exponential stability. Zbl 0256.34078Coffman, C. V.; Schäffer, J. J. 15 1971 Linear differential equations and functional analysis. II: Equations with periodic coefficients. Zbl 0178.17702Massera, J. L.; Schäffer, J. J. 12 1959 Norms and determinants of linear mappings. Zbl 0195.41602Schäffer, Juan Jorge 12 1970 Orders, gauge, and distance in faceless linear cones; with examples relevant to continuum mechanics and relativity. Zbl 0373.73011Noll, Walter; Schäffer, Juan Jorge 11 1977 Super-reflexivity and the girth of spheres. Zbl 0236.46017James, Robert C.; Schäffer, Juan Jorge 10 1972 On the geometry of spheres in L-spaces. Zbl 0219.46025Schäffer, J. J. 10 1971 Reflexivity and the girth of spheres. Zbl 0176.10901Schäffer, J. J.; Sundaresan, K. 9 1970 Linear differential equations and functional analysis. III: Lyapunov’s second method in the case of conditional stability. Zbl 0178.17703Massera, J. L.; Schäffer, J. J. 9 1959 Linear differential equations with delays. Existence uniqueness, growth, and compactness under natural Caratheodory conditions. Zbl 0258.34059Coffman, Charles V.; Schäffer, Juan Jorge 8 1974 Flat spaces of continuous functions. Zbl 0208.14902Nyikos, P.; Schäffer, J. J. 8 1972 Order-isomorphisms in affine spaces. Zbl 0399.46006Noll, Walter; Schäffer, Juan Jorge 7 1978 The structure of translation-invariant memories. Zbl 0266.34077Coffman, Charles V.; Schäffer, Juan Jorge 7 1974 Linear difference equations: closedness of covariant sequences. Zbl 0185.22501Schäffer, Juan Jorge 7 1970 Addendum: Function spaces with translations. Zbl 0089.09501Schäffer, Juan Jorge 6 1959 Linear differential equations and functional analysis. VI. Zbl 0099.32501Schäffer, Juan Jorge 6 1962 Orders, gauge, and distance in faceless linear cones. II: Gauge- preserving bijections are cone-isomorphisms. Zbl 0399.73001Schäffer, Juan Jorge 5 1978 On Floquet’s theorem in Hilbert spaces. Zbl 0178.50702Schäffer, J. J. 5 1964 Linear differential equations and functional analysis. V. Zbl 0099.07002Schäffer, Juan Jorge 4 1960 Order-isomorphisms between cones of continuous functions. Zbl 0413.46020Schäffer, Juan Jorge 4 1979 The self-circumferences of polar convex disks. Zbl 0251.52003Schäffer, Juan Jorge 4 1973 Another characterization of Hilbert spaces. Zbl 0128.34501Schäffer, J. J. 4 1965 Symmetric curves, hexagons, and the girth of spheres in dimension 3. Zbl 0182.25002Schäffer, Juan Jorge 4 1968 The structure of translation-invariant memories: two addenda. Zbl 0336.34061Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge 3 1976 Linear differential equations and functional analysis. VII: Equations on \((-\infty,+\infty)\). Zbl 0106.29101Schäffer, Juan Jorge 3 1963 Linear differential equations and functional analysis. VIII. Zbl 0115.10804Schäffer, J. J. 3 1963 A note on systems of linear difference equations. Zbl 0159.12701Schäffer, J. J. 3 1968 Minimum girth of spheres. Zbl 0176.10803Schäffer, J. J. 3 1970 Spheres with maximum inner diameter. Zbl 0197.18603Schäffer, J. J. 3 1971 More on uniqueness without continuous dependence in infinite dimension. Zbl 0594.34066Garay, Barnabas M.; Schäffer, Juan Jorge 2 1986 Uniqueness without continuous dependence in infinite dimension. Zbl 0565.34004Schäfer, Juan Jorge 2 1985 On the geometry of spheres in spaces of continuous functions. Zbl 0271.46019Schäffer, Juan Jorge 2 1973 Linear differential equations and functional analysis. IX: Almost periodic equations. Zbl 0113.07001Schäffer, J. J. 2 1963 Linear differential equations with delays: Admissibility and conditional exponential stability. II. Zbl 0208.12602Schäffer, J. J. 2 1971 More distant than the antipodes. Zbl 0226.46028Schäffer, J. J. 2 1971 Dichotomies for linear differential equations with delays: The Caratheodory case. Zbl 0315.34084Schäffer, Juan Jorge 1 1975 Analytische Parameterabhängigkeit der fastperiodischen Lösungen von nichtlinearen Dllferentialgleichungen. Zbl 0073.31004Schaeffer, Juan Jorge 1 1956 Proof of a conjecture about measurable sets on the real line. Zbl 0105.04203Schäffer, J. J. 1 1962 A result in the theory of function spaces with translations. Zbl 0128.10601Schäffer, J. J. 1 1962 More about invertible operators without roots. Zbl 0136.11803Schäffer, J. J. 1 1965 Sets with holes on the real line. A construction and an application. Zbl 0147.34002Schäffer, Juan Jorge 1 1966 On Floquet’s theorem in Banach spaces. Zbl 0178.50703Schäffer, J. J. 1 1964 Linear differential equations with delays: Admissibility and conditional exponential stability. II. Zbl 0223.34059Schäffer, J. J. 1 1971 More on uniqueness without continuous dependence in infinite dimension. Zbl 0594.34066Garay, Barnabas M.; Schäffer, Juan Jorge 2 1986 Uniqueness without continuous dependence in infinite dimension. Zbl 0565.34004Schäfer, Juan Jorge 2 1985 Order-isomorphisms between cones of continuous functions. Zbl 0413.46020Schäffer, Juan Jorge 4 1979 Order-isomorphisms in affine spaces. Zbl 0399.46006Noll, Walter; Schäffer, Juan Jorge 7 1978 Orders, gauge, and distance in faceless linear cones. II: Gauge- preserving bijections are cone-isomorphisms. Zbl 0399.73001Schäffer, Juan Jorge 5 1978 Orders, gauge, and distance in faceless linear cones; with examples relevant to continuum mechanics and relativity. Zbl 0373.73011Noll, Walter; Schäffer, Juan Jorge 11 1977 Geometry of spheres in normed spaces. Zbl 0344.46038Schäffer, Juan Jorge 30 1976 The structure of translation-invariant memories: two addenda. Zbl 0336.34061Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge 3 1976 Dichotomies for linear differential equations with delays: The Caratheodory case. Zbl 0315.34084Schäffer, Juan Jorge 1 1975 Linear differential equations with delays. Existence uniqueness, growth, and compactness under natural Caratheodory conditions. Zbl 0258.34059Coffman, Charles V.; Schäffer, Juan Jorge 8 1974 The structure of translation-invariant memories. Zbl 0266.34077Coffman, Charles V.; Schäffer, Juan Jorge 7 1974 The self-circumferences of polar convex disks. Zbl 0251.52003Schäffer, Juan Jorge 4 1973 On the geometry of spheres in spaces of continuous functions. Zbl 0271.46019Schäffer, Juan Jorge 2 1973 Super-reflexivity and the girth of spheres. Zbl 0236.46017James, Robert C.; Schäffer, Juan Jorge 10 1972 Flat spaces of continuous functions. Zbl 0208.14902Nyikos, P.; Schäffer, J. J. 8 1972 Linear differential equations with delays: Admissibility and conditional exponential stability. Zbl 0256.34078Coffman, C. V.; Schäffer, J. J. 15 1971 On the geometry of spheres in L-spaces. Zbl 0219.46025Schäffer, J. J. 10 1971 Spheres with maximum inner diameter. Zbl 0197.18603Schäffer, J. J. 3 1971 Linear differential equations with delays: Admissibility and conditional exponential stability. II. Zbl 0208.12602Schäffer, J. J. 2 1971 More distant than the antipodes. Zbl 0226.46028Schäffer, J. J. 2 1971 Linear differential equations with delays: Admissibility and conditional exponential stability. II. Zbl 0223.34059Schäffer, J. J. 1 1971 Linear differential equations and function spaces. Zbl 0202.14701Massera, J. L.; Schäffer, J. J. 142 1970 Norms and determinants of linear mappings. Zbl 0195.41602Schäffer, Juan Jorge 12 1970 Reflexivity and the girth of spheres. Zbl 0176.10901Schäffer, J. J.; Sundaresan, K. 9 1970 Linear difference equations: closedness of covariant sequences. Zbl 0185.22501Schäffer, Juan Jorge 7 1970 Minimum girth of spheres. Zbl 0176.10803Schäffer, J. J. 3 1970 Symmetric curves, hexagons, and the girth of spheres in dimension 3. Zbl 0182.25002Schäffer, Juan Jorge 4 1968 A note on systems of linear difference equations. Zbl 0159.12701Schäffer, J. J. 3 1968 Dichotomies for linear difference equations. Zbl 0189.40303Coffman, C. V.; Schäffer, J. J. 79 1967 Inner diameter, perimeter, and girth of spheres. Zbl 0152.12405Schäffer, J. J. 42 1967 Linear differential equations and function spaces. Zbl 0243.34107Massera, Jose Luis; Schäffer, Juan Jorge 144 1966 Sets with holes on the real line. A construction and an application. Zbl 0147.34002Schäffer, Juan Jorge 1 1966 Another characterization of Hilbert spaces. Zbl 0128.34501Schäffer, J. J. 4 1965 More about invertible operators without roots. Zbl 0136.11803Schäffer, J. J. 1 1965 On Floquet’s theorem in Hilbert spaces. Zbl 0178.50702Schäffer, J. J. 5 1964 On Floquet’s theorem in Banach spaces. Zbl 0178.50703Schäffer, J. J. 1 1964 Linear differential equations and functional analysis. VII: Equations on \((-\infty,+\infty)\). Zbl 0106.29101Schäffer, Juan Jorge 3 1963 Linear differential equations and functional analysis. VIII. Zbl 0115.10804Schäffer, J. J. 3 1963 Linear differential equations and functional analysis. IX: Almost periodic equations. Zbl 0113.07001Schäffer, J. J. 2 1963 Linear differential equations and functional analysis. VI. Zbl 0099.32501Schäffer, Juan Jorge 6 1962 Proof of a conjecture about measurable sets on the real line. Zbl 0105.04203Schäffer, J. J. 1 1962 A result in the theory of function spaces with translations. Zbl 0128.10601Schäffer, J. J. 1 1962 Linear differential equations and functional analysis. IV. Zbl 0178.50503Massera, J. L.; Schaffer, J. J. 47 1960 Linear differential equations and functional analysis. V. Zbl 0099.07002Schäffer, Juan Jorge 4 1960 Function spaces with translations. Zbl 0089.09402Schäffer, Juan Jorge 20 1959 Linear differential equations and functional analysis. II: Equations with periodic coefficients. Zbl 0178.17702Massera, J. L.; Schäffer, J. J. 12 1959 Linear differential equations and functional analysis. III: Lyapunov’s second method in the case of conditional stability. Zbl 0178.17703Massera, J. L.; Schäffer, J. J. 9 1959 Addendum: Function spaces with translations. Zbl 0089.09501Schäffer, Juan Jorge 6 1959 Linear differential equations and functional analysis. I. Zbl 0178.17701Massera, J. L.; Schäffer, J. J. 142 1958 The equation \(1^p+2^p+3^p+\ldots+n^p=m^q\). Zbl 0071.03702Schäffer, Juan J. 16 1956 Analytische Parameterabhängigkeit der fastperiodischen Lösungen von nichtlinearen Dllferentialgleichungen. Zbl 0073.31004Schaeffer, Juan Jorge 1 1956 On unitary dilations of contractions. Zbl 0064.11602Schäffer, J. J. 16 1955 Square roots of operators. Zbl 0050.34004Halmos, Paul R.; Lumer, Günter; Schäffer, Juan J. 15 1953 all cited Publications top 5 cited Publications all top 5 Cited by 558 Authors 61 Barreira, Luis Manuel 61 Valls Anglés, Cláudia 38 Schäffer, Juan Jorge 26 Dragičević, Davor 22 Sasu, Bogdan 18 Nguyen Thieu Huy 17 Preda, Ciprian 17 Sasu, Adina Luminiţa 12 Preda, Petre 11 Palmer, Kenneth James 11 Slyusarchuk, Vasyl Yukhimovich 8 Gohberg, Israel 8 Megan, Mihail 8 Rusanov, Vyacheslav Anatolievich 8 Zhang, Weinian 6 Corduneanu, Constantin 6 Gao, Ji 6 Lakeyev, Anatoliĭ Valentinovich 6 Sofonea, Mircea 6 Zarouf, Rachid 5 Ben-Artzi, Asher 5 Coffman, Charles V. 5 Kaashoek, Marinus Adriaan 5 Nguyen Van Minh 5 Ostrovskii, Mikhail Iosifovich 5 Pinto, Manuel 5 Zhang, Jimin 4 Braverman, Elena 4 Chu, Jifeng 4 Daneev, Aleksey Vasilyevich 4 Fan, Meng 4 Hallam, Thomas G. 4 Liao, Fangfang 4 Linke, Yuriĭ Èrnievich 4 Martini, Horst 4 Mizel, Victor J. 4 Robledo, Gonzalo 4 Szehr, Oleg 4 Vu Thi Ngoc Ha 4 Xia, Yonghui 4 Zajíček, Luděk 4 Zhou, Linfeng 3 Babuţia, Mihai Gabriel 3 Baskakov, Anatoliĭ Grigor’evich 3 Bătăran, Florin 3 Chernyavskaya, Nina A. 3 Czornik, Adam 3 Dehghan, Hossein 3 Doan, Thai Son 3 Duda, Jakub 3 Hajdu, Lajos 3 Hartman, Philip 3 Karlovitz, Les Andrew 3 Lerman, Lev 3 Naito, Toshiki 3 Onuchic, Nelson 3 Papini, Pier Luigi 3 Pătrulescu, Flavius-Olimpiu 3 Pintér, Ákos 3 Pokutnyĭ, Oleksandr Olekseevich 3 Saito, Kichisuke 3 Shuster, Leonid A. 3 Siegmund, Stefan 3 Trinh Viet Duoc 3 Tyurin, V. M. 2 Abu Alhalawa, Muna 2 Anh, Pham The 2 Avramescu, Cezar 2 Babiarz, Artur 2 Bainov, Drumi Dimitrov 2 Barabanov, E. A. 2 Battelli, Flaviano 2 Bekryaeva, E. B. 2 Bérczes, Attila 2 Bhattacharyya, Tirthankar 2 Boĭchuk, Oleksandr Andriĭovych 2 Borlea, Diana Pătraşcu 2 Campos, Juan 2 Castañeda, Alvaro 2 Chakerian, Gulbank D. 2 Charpentier, Stéphane 2 Crăciunescu, Aurelian 2 Cuevas, Claudio 2 Cushing, Jim M. 2 Demidenko, Gennadiĭ Vladimirovich 2 Dorel, Lela S. 2 Duan, Jinqiao 2 Elin, Mark 2 Fouchet, Karine 2 Galego, Elói Medina 2 Harrell, R. E. 2 Huang, Manzi 2 Iglesias, Pablo A. 2 Iusem, Alfredo Noel 2 Jiang, Yongxin 2 Katriel, Guy 2 Koutsianas, Angelos 2 Lángi, Zsolt 2 Latushkin, Yuri 2 Le, Anh Minh ...and 458 more Authors all top 5 Cited in 182 Serials 67 Journal of Differential Equations 54 Journal of Mathematical Analysis and Applications 26 Mathematische Annalen 21 Proceedings of the American Mathematical Society 18 Ukrainian Mathematical Journal 17 Annali di Matematica Pura ed Applicata. Serie Quarta 15 Journal of Difference Equations and Applications 14 Integral Equations and Operator Theory 11 Journal of Functional Analysis 11 Transactions of the American Mathematical Society 10 Mathematical Notes 10 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 9 Israel Journal of Mathematics 8 Journal of Dynamics and Differential Equations 7 Czechoslovak Mathematical Journal 7 Bulletin des Sciences Mathématiques 6 Bulletin of the Australian Mathematical Society 6 Computers & Mathematics with Applications 5 Journal of Number Theory 5 Journal of Mathematical Sciences (New York) 5 Differential Equations 5 Dynamical Systems 5 Communications on Pure and Applied Analysis 5 Analele Universității de Vest din Timișoara. Seria Matematică-Informatică 5 Nonlinear Analysis. Theory, Methods & Applications 4 Periodica Mathematica Hungarica 4 Applied Mathematics and Computation 4 Archiv der Mathematik 4 Journal of Soviet Mathematics 4 Monatshefte für Mathematik 4 Semigroup Forum 4 Siberian Mathematical Journal 4 Linear Algebra and its Applications 4 Mathematical Inequalities & Applications 4 Mediterranean Journal of Mathematics 4 Advances in Difference Equations 3 Archive for Rational Mechanics and Analysis 3 Mathematical Systems Theory 3 Results in Mathematics 3 Systems & Control Letters 3 Doklady Mathematics 3 Vietnam Journal of Mathematics 3 Abstract and Applied Analysis 3 Discrete and Continuous Dynamical Systems. Series B 3 Journal of Dynamical Systems and Geometric Theories 3 Milan Journal of Mathematics 3 Bulletin of the American Mathematical Society 3 Nonlinear Oscillations 3 Advances in Differential Equations and Control Processes 2 Communications in Mathematical Physics 2 International Journal of Theoretical Physics 2 Journal d’Analyse Mathématique 2 Lithuanian Mathematical Journal 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 Mathematics of Computation 2 Advances in Mathematics 2 Automatica 2 Compositio Mathematica 2 Functiones et Approximatio. Commentarii Mathematici 2 Manuscripta Mathematica 2 Mathematische Nachrichten 2 Mathematische Zeitschrift 2 Quaestiones Mathematicae 2 Rendiconti del Seminario Matemàtico e Fisico di Milano 2 SIAM Journal on Control and Optimization 2 Tôhoku Mathematical Journal. Second Series 2 Acta Mathematica Hungarica 2 Acta Applicandae Mathematicae 2 Physica D 2 Applied Mathematics Letters 2 MCSS. Mathematics of Control, Signals, and Systems 2 Journal of Integral Equations and Applications 2 Aequationes Mathematicae 2 Journal of Elasticity 2 Cybernetics and Systems Analysis 2 St. Petersburg Mathematical Journal 2 Discrete and Continuous Dynamical Systems 2 Journal of Inequalities and Applications 2 Discrete Dynamics in Nature and Society 2 Qualitative Theory of Dynamical Systems 2 Nonlinear Analysis. Real World Applications 2 Mathematical Modelling and Analysis 2 Stochastics and Dynamics 2 International Journal of Number Theory 2 PMM, Journal of Applied Mathematics and Mechanics 2 Complex Analysis and Operator Theory 1 American Mathematical Monthly 1 Computer Methods in Applied Mechanics and Engineering 1 Journal of Applied Mathematics and Mechanics 1 Journal of Mathematical Physics 1 Linear and Multilinear Algebra 1 Russian Mathematical Surveys 1 Studia Mathematica 1 Theoretical and Mathematical Physics 1 Ukraïns’kyĭ Matematychnyĭ Zhurnal 1 Chaos, Solitons and Fractals 1 The Mathematical Intelligencer 1 Acta Mathematica 1 Acta Mathematica Vietnamica 1 Annales de l’Institut Fourier ...and 82 more Serials all top 5 Cited in 48 Fields 252 Ordinary differential equations (34-XX) 128 Operator theory (47-XX) 101 Functional analysis (46-XX) 93 Dynamical systems and ergodic theory (37-XX) 76 Difference and functional equations (39-XX) 43 Systems theory; control (93-XX) 27 Convex and discrete geometry (52-XX) 26 Partial differential equations (35-XX) 19 Number theory (11-XX) 13 Linear and multilinear algebra; matrix theory (15-XX) 12 Integral equations (45-XX) 11 Mechanics of deformable solids (74-XX) 10 Geometry (51-XX) 9 Real functions (26-XX) 9 Differential geometry (53-XX) 8 Functions of a complex variable (30-XX) 8 Numerical analysis (65-XX) 7 Calculus of variations and optimal control; optimization (49-XX) 7 General topology (54-XX) 6 Global analysis, analysis on manifolds (58-XX) 5 Approximations and expansions (41-XX) 4 Measure and integration (28-XX) 4 Several complex variables and analytic spaces (32-XX) 4 Harmonic analysis on Euclidean spaces (42-XX) 4 Probability theory and stochastic processes (60-XX) 4 Quantum theory (81-XX) 3 Mechanics of particles and systems (70-XX) 2 Mathematical logic and foundations (03-XX) 2 Algebraic geometry (14-XX) 2 Topological groups, Lie groups (22-XX) 2 Abstract harmonic analysis (43-XX) 2 Integral transforms, operational calculus (44-XX) 2 Fluid mechanics (76-XX) 1 General and overarching topics; collections (00-XX) 1 History and biography (01-XX) 1 Combinatorics (05-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Field theory and polynomials (12-XX) 1 Commutative algebra (13-XX) 1 Associative rings and algebras (16-XX) 1 Nonassociative rings and algebras (17-XX) 1 Algebraic topology (55-XX) 1 Manifolds and cell complexes (57-XX) 1 Optics, electromagnetic theory (78-XX) 1 Relativity and gravitational theory (83-XX) 1 Operations research, mathematical programming (90-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 Information and communication theory, circuits (94-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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