Edit Profile Christensen, Erik Compute Distance To: Compute Author ID: christensen.erik Published as: Christensen, Erik Homepage: http://web.math.ku.dk/~echris/ External Links: ResearchGate Documents Indexed: 56 Publications since 1972, including 1 Book all top 5 Co-Authors 25 single-authored 18 Sinclair, Allan M. 10 Smith, Roger R. 7 White, Stuart Andrew 5 Ivan, Cristina 3 Cameron, Jan M. 3 Pop, Florin 3 Wiggins, Alan D. 2 Winter, Wilhelm 1 Antonescu, Cristina 1 Choi, Man-Duen 1 Effros, Edward George 1 Evans, David E. 1 Lapidus, Michel L. 1 Pedersen, Gert Kjærgård 1 Peligrad, Costel 1 Schrohe, Elmar 1 Wang, Liguang all top 5 Serials 5 Journal of Functional Analysis 3 Communications in Mathematical Physics 3 Bulletin of the London Mathematical Society 3 Inventiones Mathematicae 3 Mathematische Annalen 3 Mathematica Scandinavica 2 Acta Mathematica 2 Journal of the London Mathematical Society. Second Series 2 Pacific Journal of Mathematics 2 Journal of Operator Theory 2 Proceedings of the National Academy of Sciences of the United States of America 1 Advances in Mathematics 1 American Journal of Mathematics 1 Canadian Journal of Mathematics 1 Duke Mathematical Journal 1 Indiana University Mathematics Journal 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Proceedings of the London Mathematical Society. Third Series 1 Comptes Rendus Mathématiques de l’Académie des Sciences 1 International Journal of Mathematics 1 Geometric and Functional Analysis. GAFA 1 Linear Algebra and its Applications 1 Expositiones Mathematicae 1 Annals of Mathematics. Second Series 1 Acta Mathematica Sinica. English Series 1 Journal of Noncommutative Geometry 1 Münster Journal of Mathematics all top 5 Fields 52 Functional analysis (46-XX) 13 Operator theory (47-XX) 8 Global analysis, analysis on manifolds (58-XX) 3 Measure and integration (28-XX) 3 Quantum theory (81-XX) 2 \(K\)-theory (19-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Differential geometry (53-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Associative rings and algebras (16-XX) 1 Abstract harmonic analysis (43-XX) 1 General topology (54-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 46 Publications have been cited 866 times in 642 Documents Cited by ▼ Year ▼ Subalgebras of a finite algebra. Zbl 0393.46049Christensen, Erik 160 1979 Extensions of derivations. II. Zbl 0503.47032Christensen, Erik 97 1982 Derivations of nest algebras. Zbl 0356.46057Christensen, Erik 53 1977 Representations of completely bounded multilinear operators. Zbl 0622.46040Christensen, Erik; Sinclair, Allan M. 46 1987 Cohomology of operator algebras and quantum dynamical semigroups. Zbl 0448.46040Christensen, Erik; Evans, David E. 45 1979 Completely bounded multilinear maps and \(C^ *\)-algebraic cohomology. Zbl 0646.46052Christensen, Erik; Effros, Edward G.; Sinclair, Allan 44 1987 Spectral triples for AF \(C^{\ast}\)-algebras and metrics on the Cantor set. Zbl 1111.46052Christensen, Erik; Ivan, Cristina 36 2006 Measures on projections and physical states. Zbl 0507.46052Christensen, Erik 35 1982 Perturbations of operator algebras. II. Zbl 0395.46045Christensen, Erik 28 1977 Near inclusions of C*-algebras. Zbl 0469.46044Christensen, Erik 25 1980 Dirac operators and spectral triples for some fractal sets built on curves. Zbl 1133.28002Christensen, Erik; Ivan, Cristina; Lapidus, Michel L. 22 2008 A survey of completely bounded operators. Zbl 0698.46044Christensen, Erik; Sinclair, Allan M. 22 1989 Perturbation of operator algebras. Zbl 0366.46050Christensen, Erik 21 1977 On non self-adjoint representations of C*-algebras. Zbl 0498.46042Christensen, Erik 20 1981 On von Neumann algebras which are complemented subspaces of \(B(H)\). Zbl 0817.46059Christensen, Erik; Sinclair, Allan M. 17 1994 Extension of derivations. Zbl 0367.46059Christensen, Erik 16 1978 Perturbations of type I von Neumann algebras. Zbl 0319.46052Christensen, Erik 16 1975 Completely order isomorphic and close \(C^*\)-algebras need not be \({}^*\)-isomorphic. Zbl 0541.46046Choi, Man-Duen; Christensen, Erik 12 1983 Module mappings into von Neumann algebras and injectivity. Zbl 0958.46030Christensen, Erik; Sinclair, Allan M. 11 1995 Spectral triples and the geometry of fractals. Zbl 1244.28010Christensen, Erik; Ivan, Cristina; Schrohe, Elmar 10 2012 Metrics on group \(C^{*}\)-algebras and a non-commutative Arzelà-Ascoli theorem. Zbl 1063.46059Antonescu, Cristina; Christensen, Erik 10 2004 Finite von Neumann algebra factors with property \(\Gamma\). Zbl 1020.46017Christensen, Erik 10 2001 On the vanishing of \(H^ n(\mathcal A,\mathcal A^*)\) for certain \(C^*\)- algebras. Zbl 0685.46044Christensen, Erik; Sinclair, Allan M. 10 1989 Perturbations of nuclear \(C^*\)-algebras. Zbl 1252.46047Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart A.; Winter, Wilhelm 9 2012 Sums of two-dimensional spectral triples. Zbl 1155.58003Christensen, Erik; Ivan, Cristina 9 2007 Perturbations of \(C^*\)-algebraic invariants. Zbl 1205.46036Christensen, Erik; Sinclair, Allan; Smith, Roger R.; White, Stuart 7 2010 On the cohomology groups of certain finite von Neumann algebras. Zbl 0887.46043Christensen, Erik; Pop, Florin; Sinclair, Allan M.; Smith, Roger R. 7 1997 Generators of semigroups of completely positive maps. Zbl 0389.47022Christensen, Erik 7 1978 The spatial isomorphism problem for close separable nuclear \(C^*\)-algebras. Zbl 1206.46045Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart A.; Winter, Wilhelm 5 2010 Hochschild cohomology of factors with property \(\Gamma\). Zbl 1048.46051Christensen, Erik; Pop, Florin; Sinclair, Allan M.; Smith, Roger R. 5 2003 Completely bounded isomorphisms of injective von Neuman algebras. Zbl 0651.46059Christensen, Erik; Sinclair, Allan 5 1989 Similarities of \(\text{II}_1\) factors with property \(\Gamma\). Zbl 1111.46306Christensen, Erik 5 1986 Commutants of nest algebras modulo the compact operators. Zbl 0419.47017Christensen, Erik; Peligrad, Costel 5 1980 Non commutative integration for monotone sequentially closed C\(^*\)- algebras. Zbl 0252.46064Christensen, Erik 5 1972 Kadison-Kastler stable factors. Zbl 1314.46069Cameron, Jan; Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart; Wiggins, Alan D. 4 2014 On invertibility preserving linear mappings, simultaneous triangularization and property \(L\). Zbl 0948.15013Christensen, Erik 4 1999 Two generalizations of the Gleason-Kahane-Żelazko theorem. Zbl 0868.46038Christensen, Erik 4 1997 Extensions and degenerations of spectral triples. Zbl 1188.46045Christensen, Erik; Ivan, Cristina 3 2009 A cohomological characterization of approximately finite dimensional von Neumann algebras. Zbl 0912.46060Christensen, Erik; Sinclair, Allan M. 3 1997 Derivations and their relation to perturbations of operator algebras. Zbl 0535.46035Christensen, Erik 3 1982 On the complete boundedness of the Schur block product. Zbl 1442.15041Christensen, Erik 2 2019 On weakly \(D\)-differentiable operators. Zbl 1359.37147Christensen, Erik 2 2016 A remark on the similarity and perturbation problems. Zbl 1300.46045Cameron, Jan; Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart; Wiggins, Alan D. 2 2013 Properly infinite \(AW^*\)-algebras are monotone sequentially complete. Zbl 0521.46052Christensen, Erik; Pedersen, Gert K. 2 1984 Von Neumann algebras as complemented subspaces of \(B(\mathcal H)\). Zbl 1320.46044Christensen, Erik; Wang, Liguang 1 2014 On some problems studied by R. V. Kadison. Zbl 1044.46045Christensen, Erik 1 2003 On the complete boundedness of the Schur block product. Zbl 1442.15041Christensen, Erik 2 2019 On weakly \(D\)-differentiable operators. Zbl 1359.37147Christensen, Erik 2 2016 Kadison-Kastler stable factors. Zbl 1314.46069Cameron, Jan; Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart; Wiggins, Alan D. 4 2014 Von Neumann algebras as complemented subspaces of \(B(\mathcal H)\). Zbl 1320.46044Christensen, Erik; Wang, Liguang 1 2014 A remark on the similarity and perturbation problems. Zbl 1300.46045Cameron, Jan; Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart; Wiggins, Alan D. 2 2013 Spectral triples and the geometry of fractals. Zbl 1244.28010Christensen, Erik; Ivan, Cristina; Schrohe, Elmar 10 2012 Perturbations of nuclear \(C^*\)-algebras. Zbl 1252.46047Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart A.; Winter, Wilhelm 9 2012 Perturbations of \(C^*\)-algebraic invariants. Zbl 1205.46036Christensen, Erik; Sinclair, Allan; Smith, Roger R.; White, Stuart 7 2010 The spatial isomorphism problem for close separable nuclear \(C^*\)-algebras. Zbl 1206.46045Christensen, Erik; Sinclair, Allan M.; Smith, Roger R.; White, Stuart A.; Winter, Wilhelm 5 2010 Extensions and degenerations of spectral triples. Zbl 1188.46045Christensen, Erik; Ivan, Cristina 3 2009 Dirac operators and spectral triples for some fractal sets built on curves. Zbl 1133.28002Christensen, Erik; Ivan, Cristina; Lapidus, Michel L. 22 2008 Sums of two-dimensional spectral triples. Zbl 1155.58003Christensen, Erik; Ivan, Cristina 9 2007 Spectral triples for AF \(C^{\ast}\)-algebras and metrics on the Cantor set. Zbl 1111.46052Christensen, Erik; Ivan, Cristina 36 2006 Metrics on group \(C^{*}\)-algebras and a non-commutative Arzelà-Ascoli theorem. Zbl 1063.46059Antonescu, Cristina; Christensen, Erik 10 2004 Hochschild cohomology of factors with property \(\Gamma\). Zbl 1048.46051Christensen, Erik; Pop, Florin; Sinclair, Allan M.; Smith, Roger R. 5 2003 On some problems studied by R. V. Kadison. Zbl 1044.46045Christensen, Erik 1 2003 Finite von Neumann algebra factors with property \(\Gamma\). Zbl 1020.46017Christensen, Erik 10 2001 On invertibility preserving linear mappings, simultaneous triangularization and property \(L\). Zbl 0948.15013Christensen, Erik 4 1999 On the cohomology groups of certain finite von Neumann algebras. Zbl 0887.46043Christensen, Erik; Pop, Florin; Sinclair, Allan M.; Smith, Roger R. 7 1997 Two generalizations of the Gleason-Kahane-Żelazko theorem. Zbl 0868.46038Christensen, Erik 4 1997 A cohomological characterization of approximately finite dimensional von Neumann algebras. Zbl 0912.46060Christensen, Erik; Sinclair, Allan M. 3 1997 Module mappings into von Neumann algebras and injectivity. Zbl 0958.46030Christensen, Erik; Sinclair, Allan M. 11 1995 On von Neumann algebras which are complemented subspaces of \(B(H)\). Zbl 0817.46059Christensen, Erik; Sinclair, Allan M. 17 1994 A survey of completely bounded operators. Zbl 0698.46044Christensen, Erik; Sinclair, Allan M. 22 1989 On the vanishing of \(H^ n(\mathcal A,\mathcal A^*)\) for certain \(C^*\)- algebras. Zbl 0685.46044Christensen, Erik; Sinclair, Allan M. 10 1989 Completely bounded isomorphisms of injective von Neuman algebras. Zbl 0651.46059Christensen, Erik; Sinclair, Allan 5 1989 Representations of completely bounded multilinear operators. Zbl 0622.46040Christensen, Erik; Sinclair, Allan M. 46 1987 Completely bounded multilinear maps and \(C^ *\)-algebraic cohomology. Zbl 0646.46052Christensen, Erik; Effros, Edward G.; Sinclair, Allan 44 1987 Similarities of \(\text{II}_1\) factors with property \(\Gamma\). Zbl 1111.46306Christensen, Erik 5 1986 Properly infinite \(AW^*\)-algebras are monotone sequentially complete. Zbl 0521.46052Christensen, Erik; Pedersen, Gert K. 2 1984 Completely order isomorphic and close \(C^*\)-algebras need not be \({}^*\)-isomorphic. Zbl 0541.46046Choi, Man-Duen; Christensen, Erik 12 1983 Extensions of derivations. II. Zbl 0503.47032Christensen, Erik 97 1982 Measures on projections and physical states. Zbl 0507.46052Christensen, Erik 35 1982 Derivations and their relation to perturbations of operator algebras. Zbl 0535.46035Christensen, Erik 3 1982 On non self-adjoint representations of C*-algebras. Zbl 0498.46042Christensen, Erik 20 1981 Near inclusions of C*-algebras. Zbl 0469.46044Christensen, Erik 25 1980 Commutants of nest algebras modulo the compact operators. Zbl 0419.47017Christensen, Erik; Peligrad, Costel 5 1980 Subalgebras of a finite algebra. Zbl 0393.46049Christensen, Erik 160 1979 Cohomology of operator algebras and quantum dynamical semigroups. Zbl 0448.46040Christensen, Erik; Evans, David E. 45 1979 Extension of derivations. Zbl 0367.46059Christensen, Erik 16 1978 Generators of semigroups of completely positive maps. Zbl 0389.47022Christensen, Erik 7 1978 Derivations of nest algebras. Zbl 0356.46057Christensen, Erik 53 1977 Perturbations of operator algebras. II. Zbl 0395.46045Christensen, Erik 28 1977 Perturbation of operator algebras. Zbl 0366.46050Christensen, Erik 21 1977 Perturbations of type I von Neumann algebras. Zbl 0319.46052Christensen, Erik 16 1975 Non commutative integration for monotone sequentially closed C\(^*\)- algebras. Zbl 0252.46064Christensen, Erik 5 1972 all cited Publications top 5 cited Publications all top 5 Cited by 759 Authors 18 Christensen, Erik 17 Smith, Roger R. 13 Blecher, David P. 13 Sinclair, Allan M. 10 Hou, Jinchuan 8 Heo, Jaeseong 8 Le Merdy, Christian 8 White, Stuart Andrew 7 Aboudi, Jacob 7 Davidson, Kenneth R. 7 Pisier, Gilles 7 Popa, Sorin Teodor 7 Wright, John David Maitland 6 Bunce, Leslie J. 6 Hamhalter, Jan 6 Julien, Antoine 6 Pop, Florin 6 Qi, Xiaofei 6 Skeide, Michael 5 Crouch, Steven L. 5 Gibiansky, Leonid V. 5 Goswami, Debashish 5 Hadwin, Donald W. 5 Kamiński, Marcin Marek 5 Lapidus, Michel L. 5 Li, Jiankui 5 Mogilevskaya, Sofia G. 5 Ruan, Zhongjin 5 Skalski, Adam G. 5 Todorov, Ivan G. 4 Bhowmick, Jyotishman 4 Cheng, Changjun 4 Evans, David E. 4 Gilfeather, Frank L. 4 Guido, Daniele 4 Haagerup, Uffe Valentin 4 Isola, Tommaso 4 Liebscher, Volkmar 4 Magajna, Bojan 4 Paulsen, Vern Ival 4 Pham, Duc Chinh 4 Savinien, Jean 4 Taghavi Jelodar, Ali 4 Torquato, Sal 4 Turowska, Lyudmila B. 4 Wang, Liguang 4 Zhang, Jianhua 4 Zhang, Nenghui 3 Akbarov, Surkay D. 3 Benveniste, Yakov 3 Bhat, B. V. Rajarama 3 Bratteli, Ola 3 Buryachenko, Valeriy A. 3 Cameron, Jan M. 3 Chinh, Pham Duc 3 Cipriani, Fabio 3 Effros, Edward George 3 Farsi, Carla 3 Gillaspy, Elizabeth 3 Han, Deguang 3 Helemskii, Alexander Ya. 3 Kang, Sooran 3 Kishimoto, Akitaka 3 Larson, David Royal 3 Leo, Perry H. 3 Long, Botao 3 Lykova, Zinaida A. 3 Marcolli, Matilde 3 Martinetti, Pierre 3 Matvejchuk, Marjan Stepanovich 3 Niestegge, Gerd 3 Packer, Judith A. 3 Pitts, David R. 3 Razeghi, Mehran 3 Roydor, Jean 3 Samei, Ebrahim 3 Samuel, Tony 3 Selvadurai, A. Patrick S. 3 Šemrl, Peter 3 Shul’man, Viktor Semënovich 3 Spencer, Anthony James Merrill 3 Wu, Wei 3 Ylinen, Kari 3 Zacharias, Joachim 2 An, Runling 2 Andrianov, Igor V. 2 Androulakis, George 2 Ara, Pere 2 Atkinson, Colin 2 Barchielli, Alberto 2 Beltzer, Abraham I. 2 Cao, Huaixin 2 Chang, Mouhsiung 2 Chao, Ching-Kong 2 Chen, Yichao 2 Coda, Humberto Breves 2 Costara, Constantin 2 Crann, Jason 2 Danishevskiĭ, Vladislav Valentinovich 2 Darvish, Vahid ...and 659 more Authors all top 5 Cited in 147 Serials 85 Journal of Functional Analysis 37 Journal of the Mechanics and Physics of Solids 28 International Journal of Engineering Science 26 Proceedings of the American Mathematical Society 21 Acta Mechanica 19 International Journal of Solids and Structures 15 Linear Algebra and its Applications 13 Communications in Mathematical Physics 13 International Journal of Mathematics 12 Journal of Mathematical Analysis and Applications 11 Acta Mathematica Sinica. English Series 10 Computer Methods in Applied Mechanics and Engineering 10 Journal of Mathematical Physics 10 Advances in Mathematics 10 Integral Equations and Operator Theory 10 Transactions of the American Mathematical Society 9 Engineering Analysis with Boundary Elements 9 European Journal of Mechanics. A. Solids 8 International Journal of Theoretical Physics 8 Linear and Multilinear Algebra 8 Wave Motion 8 Proceedings of the Edinburgh Mathematical Society. Series II 8 Applied Mathematics and Mechanics. (English Edition) 8 Journal of Elasticity 6 Israel Journal of Mathematics 6 Rocky Mountain Journal of Mathematics 6 ZAMP. Zeitschrift für angewandte Mathematik und Physik 6 Journal of Soviet Mathematics 6 Foundations of Physics 5 Journal of Geometry and Physics 5 Mathematische Annalen 5 Publications of the Research Institute for Mathematical Sciences, Kyoto University 5 Computational Mechanics 5 Applied Mathematical Modelling 5 Proceedings of the National Academy of Sciences of the United States of America 5 Infinite Dimensional Analysis, Quantum Probability and Related Topics 5 Journal of Noncommutative Geometry 4 Bulletin of the Australian Mathematical Society 4 Mathematical Proceedings of the Cambridge Philosophical Society 4 Duke Mathematical Journal 4 Inventiones Mathematicae 4 Ergodic Theory and Dynamical Systems 4 Mediterranean Journal of Mathematics 3 Journal of Computational Physics 3 Letters in Mathematical Physics 3 Mathematical Notes 3 Studia Mathematica 3 Annales de l’Institut Fourier 3 Applied Mathematics and Computation 3 Archive of Applied Mechanics 3 Mathematical Physics, Analysis and Geometry 2 Communications in Algebra 2 Ingenieur-Archiv 2 Indian Journal of Pure & Applied Mathematics 2 Theoretical and Mathematical Physics 2 Reviews in Mathematical Physics 2 Chaos, Solitons and Fractals 2 Acta Mathematica 2 Journal of Differential Equations 2 Journal of Pure and Applied Algebra 2 Mathematica Scandinavica 2 Results in Mathematics 2 Siberian Mathematical Journal 2 Tohoku Mathematical Journal. Second Series 2 Stochastic Analysis and Applications 2 Annales de l’Institut Henri Poincaré. Physique Théorique 2 International Applied Mechanics 2 Journal of Mathematical Sciences (New York) 2 Mathematical Problems in Engineering 2 Journal of Shanghai University 2 Annales Henri Poincaré 2 International Journal of Geometric Methods in Modern Physics 2 Banach Journal of Mathematical Analysis 2 Advances in Mathematical Physics 2 Science China. Mathematics 1 Archive for Rational Mechanics and Analysis 1 Computers & Mathematics with Applications 1 Computer Physics Communications 1 Discrete Mathematics 1 General Relativity and Gravitation 1 International Journal of Heat and Mass Transfer 1 Journal of Applied Mathematics and Mechanics 1 Journal of the Franklin Institute 1 Journal of Statistical Physics 1 Prikladnaya Matematika i Mekhanika 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Archiv der Mathematik 1 Automatica 1 Bulletin of the London Mathematical Society 1 Bulletin de la Société Mathématique de France 1 Canadian Journal of Mathematics 1 International Journal of Mathematics and Mathematical Sciences 1 Journal of Algebra 1 Journal of the London Mathematical Society. Second Series 1 Journal für die Reine und Angewandte Mathematik 1 The Journal of Symbolic Logic 1 Mathematics and Computers in Simulation 1 Mathematische Nachrichten 1 Mathematica Slovaca 1 Mathematische Zeitschrift ...and 47 more Serials all top 5 Cited in 50 Fields 334 Functional analysis (46-XX) 206 Mechanics of deformable solids (74-XX) 164 Operator theory (47-XX) 69 Quantum theory (81-XX) 28 Global analysis, analysis on manifolds (58-XX) 26 Associative rings and algebras (16-XX) 20 Topological groups, Lie groups (22-XX) 17 Abstract harmonic analysis (43-XX) 16 Probability theory and stochastic processes (60-XX) 15 Measure and integration (28-XX) 13 Dynamical systems and ergodic theory (37-XX) 12 Linear and multilinear algebra; matrix theory (15-XX) 12 Fluid mechanics (76-XX) 10 Partial differential equations (35-XX) 10 Statistical mechanics, structure of matter (82-XX) 9 Mathematical logic and foundations (03-XX) 8 Order, lattices, ordered algebraic structures (06-XX) 8 Nonassociative rings and algebras (17-XX) 8 Differential geometry (53-XX) 8 Classical thermodynamics, heat transfer (80-XX) 7 Group theory and generalizations (20-XX) 6 Number theory (11-XX) 6 \(K\)-theory (19-XX) 6 Integral equations (45-XX) 5 Category theory; homological algebra (18-XX) 5 Convex and discrete geometry (52-XX) 5 Numerical analysis (65-XX) 4 Functions of a complex variable (30-XX) 4 General topology (54-XX) 4 Relativity and gravitational theory (83-XX) 3 Real functions (26-XX) 3 Integral transforms, operational calculus (44-XX) 3 Biology and other natural sciences (92-XX) 3 Systems theory; control (93-XX) 2 General and overarching topics; collections (00-XX) 2 Combinatorics (05-XX) 2 Potential theory (31-XX) 2 Ordinary differential equations (34-XX) 2 Difference and functional equations (39-XX) 2 Approximations and expansions (41-XX) 2 Harmonic analysis on Euclidean spaces (42-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Computer science (68-XX) 2 Optics, electromagnetic theory (78-XX) 2 Information and communication theory, circuits (94-XX) 1 History and biography (01-XX) 1 Sequences, series, summability (40-XX) 1 Geometry (51-XX) 1 Algebraic topology (55-XX) 1 Mechanics of particles and systems (70-XX) Citations by Year