## Johnson, Barry Edward

Compute Distance To:
 Author ID: johnson.barry-edward Published as: Johnson, B. E.; Johnson, Barry Edward; Johnson, Barry E.; Johnson, B. more...less External Links: MacTutor · MGP · Wikidata · GND · IdRef
 Documents Indexed: 72 Publications since 1964, including 1 Book Biographic References: 1 Publication Co-Authors: 14 Co-Authors with 12 Joint Publications 211 Co-Co-Authors
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### Co-Authors

 59 single-authored 2 Ringrose, John R. 2 Sinclair, Allan M. 1 Akemann, Charles A. 1 Coffman, Charles V. 1 Gourdeau, Frédéric 1 Grønbæk, Niels 1 Hirschfeld, Rudolf A. 1 Kadison, Richard Vincent 1 Parrott, S. K. 1 Schäffer, Juan Jorge 1 Shields, Allen L. 1 Wassermann, Simon 1 White, Michael Christopher 1 Willis, George A.
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### Serials

 7 Pacific Journal of Mathematics 6 Bulletin of the London Mathematical Society 6 Proceedings of the American Mathematical Society 6 Transactions of the American Mathematical Society 5 Journal of the London Mathematical Society. Second Series 4 American Journal of Mathematics 4 Journal of the London Mathematical Society 3 Proceedings of the London Mathematical Society. Third Series 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 Studia Mathematica 2 Journal of Functional Analysis 2 Bulletin of the American Mathematical Society 1 Israel Journal of Mathematics 1 Arkiv för Matematik 1 Bulletin des Sciences Mathématiques. Deuxième Série 1 Bulletin de la Société Mathématique de France 1 Canadian Mathematical Bulletin 1 Indiana University Mathematics Journal 1 Integral Equations and Operator Theory 1 Journal of Differential Equations 1 Journal für die Reine und Angewandte Mathematik 1 Memoirs of the American Mathematical Society 1 Michigan Mathematical Journal 1 The Quarterly Journal of Mathematics. Oxford Second Series 1 Journal of Operator Theory 1 Journal of the Australian Mathematical Society. Series A 1 Proceedings of the Cambridge Philosophical Society 1 Nederlandse Akademie van Wetenschappen. Proceedings. Series A. Indagationes Mathematicae
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### Fields

 37 Functional analysis (46-XX) 13 Abstract harmonic analysis (43-XX) 7 Operator theory (47-XX) 6 Topological groups, Lie groups (22-XX) 3 Associative rings and algebras (16-XX) 2 Measure and integration (28-XX) 1 History and biography (01-XX) 1 Field theory and polynomials (12-XX) 1 Ordinary differential equations (34-XX) 1 Difference and functional equations (39-XX)

### Citations contained in zbMATH Open

61 Publications have been cited 1,299 times in 956 Documents Cited by Year
Cohomology in Banach algebras. Zbl 0256.18014
Johnson, Barry Edward
1972
Approximate diagonals and cohomology of certain annihilator Banach algebras. Zbl 0246.46040
Johnson, B. E.
1972
Symmetric amenability and the nonexistence of Lie and Jordan derivations. Zbl 0888.46024
Johnson, Barry Edward
1996
Continuity of derivations and a problem of Kaplansky. Zbl 0179.18103
Johnson, B. E.; Sinclair, A. M.
1968
Local derivations on $$C^*$$-algebras are derivations. Zbl 0971.46043
Johnson, Barry Edward
2001
An introduction to the theory of centralizers. Zbl 0143.36102
Johnson, B. E.
1964
Approximately multiplicative maps between Banach algebras. Zbl 0652.46031
Johnson, Barry Edward
1988
Operators commuting with a von Neumann algebra modulo the set of compact operators. Zbl 0237.46070
Johnson, B. E.; Parrott, S. K.
1972
Weak amenability of group algebras. Zbl 0757.43002
Johnson, Barry Edward
1991
Cohomology of operator algebras. III: Reduction to normal cohomology. Zbl 0234.46066
Johnson, B. E.; Kadison, Richard V.; Ringrose, John R.
1972
Continuity of derivations on commutative algebras. Zbl 0181.41103
Johnson, B. E.
1969
Non-amenability of the Fourier algebra of a compact group. Zbl 0829.43004
Johnson, Barry Edward
1994
Approximately multiplicative functionals. Zbl 0625.46059
Johnson, Barry Edward
1986
The uniqueness of the (complete) norm topology. Zbl 0172.41004
Johnson, B. E.
1967
The range of a normal derivation. Zbl 0275.47010
Johnson, B. E.; Williams, J. P.
1975
Continuity of linear operators commuting with continuous linear operators. Zbl 0158.14405
Johnson, B. E.
1967
Perturbations of Banach algebras. Zbl 0357.46053
Johnson, B. E.
1977
Amenability of Banach algebras of compact operators. Zbl 0806.46058
Grønbæk, N.; Johnson, Barry Edward; Willis, G. A.
1994
Continuity of centralisers on Banach algebras. Zbl 0143.36103
Johnson, B. E.
1966
Isometric isomorphisms of measure algebras. Zbl 0143.36101
Johnson, B. E.
1964
Continuity of linear operators commuting with continuous linear operators. II. Zbl 0189.43502
Johnson, B. E.; Sinclair, A. M.
1969
The derivation problem for group algebras of connected locally compact groups. Zbl 1012.43001
Johnson, Barry Edward
2001
Continuity of generalized homomorphisms. Zbl 0633.46051
Johnson, Barry Edward
1987
Separate continuity and measurability. Zbl 0181.14502
Johnson, B. E.
1969
Centralisers on certain topological algebras. Zbl 0124.06902
Johnson, B. E.
1964
Continuity of homomorphisms of algebras of operators. Zbl 0152.32805
Johnson, B. E.
1967
The Wedderburn decomposition of Banach algebras with finite dimensional radical. Zbl 0175.43904
Johnson, B. E.
1968
Derivations of non-separable $$C^*$$-algebras. Zbl 0423.46049
Akemann, Charles A.; Johnson, Barry Edward
1979
Derivations of operator algebras and discrete group algebras. Zbl 0181.41201
Johnson, B. E.; Ringrose, John R.
1969
Permanent weak amenability of group algebras of free groups. Zbl 0951.46041
Johnson, Barry Edward
1999
Norming $$C(\Omega)$$ and related algebras. Zbl 0325.46062
Johnson, B. E.
1976
Centralisers and operators reduced by maximal ideals. Zbl 0157.20601
Johnson, B. E.
1968
A proof of the translation invariant form conjecture for $$L^ 2(G)$$. Zbl 0529.43003
Johnson, Barry Edward
1983
Spectral characterization of finite-dimensional algebras. Zbl 0232.46043
Hirschfeld, Rudolf A.; Johnson, Barry E.
1972
Near inclusions for subhomogeneous $$C^*$$-algebras. Zbl 0803.46067
Johnson, Barry Edward
1994
A counterexample in the perturbation theory of $$C^*$$-algebras. Zbl 0531.46041
Johnson, Barry Edward
1982
Weakly compact homomorphisms between Banach algebras. Zbl 0810.46042
Johnson, Barry Edward
1992
Continuity of homomorphisms of algebras of operators. II. Zbl 0193.10101
Johnson, B. E.
1969
Higher-dimensional weak amenability. Zbl 0888.46033
Johnson, Barry Edward
1997
The cyclic and simplicial cohomology of $$l^1(\mathbb{N})$$. Zbl 1081.46034
Gourdeau, Frédéric; Johnson, Barry Edward; White, Michael Christopher
2005
Hyperinvariant subspaces for operators on the space of complex sequences. Zbl 0222.47001
Johnson, B. E.; Shields, A. L.
1972
Some examples in harmonic analysis. Zbl 0237.43002
Johnson, B. E.
1973
Automorphisms of commutative Banach algebras. Zbl 0268.46047
Johnson, B. E.
1973
The structure of translation-invariant memories: two addenda. Zbl 0336.34061
Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge
1976
$$AW^*$$-algebras are $$QW^*$$-algebras. Zbl 0152.32804
Johnson, B. E.
1967
A commutative semisimple annihilator Banach algebra which is not dual. Zbl 0154.38703
Johnson, B. E.
1967
The Silov boundary of $$M(G)$$. Zbl 0167.44101
Johnson, B. E.
1968
Symmetric maximal ideals in $$M(G)$$. Zbl 0169.46302
Johnson, B. E.
1967
Norms of derivations on $${\mathfrak L}({\mathfrak X})$$. Zbl 0221.46061
Johnson, B. E.
1971
Continuity of homomorphisms of Banach $$G$$-modules. Zbl 0582.22004
Johnson, Barry Edward
1985
Characterization and norms of derivations on von Neumann algebras. Zbl 0412.46051
Johnson, B.
1979
Introduction to cohomology in Banach algebras. Zbl 0306.46065
Johnson, B. E.
1975
Continuity of operators commuting with quasi-nilpotent operators. Zbl 0209.44903
Johnson, B. E.
1971
Weakly compact homomorphisms from group algebras. Zbl 0813.43002
Johnson, Barry Edward
1993
A class of II$$_1$$ factors without property P but with zero second cohomology. Zbl 0298.46069
Johnson, B. E.
1974
Continuity of transformations which leave invariant certain translation invariant subspaces. Zbl 0147.11802
Johnson, B. E.
1967
Harmonic functions on nilpotent groups. Zbl 0981.43001
Johnson, Barry Edward
2001
Perturbations of semigroups. Zbl 0608.47042
Johnson, Barry Edward
1985
Banach algebras: Introductory course. Zbl 0306.46064
Johnson, B. E.
1975
Norms of derivations on $${\mathcal L} ({\mathfrak X})$$. Zbl 0206.43204
Johnson, B. E.
1971
Weak amenability of group algebras of connected complex semisimple Lie groups. Zbl 0716.43001
Johnson, Barry Edward
1991
The cyclic and simplicial cohomology of $$l^1(\mathbb{N})$$. Zbl 1081.46034
Gourdeau, Frédéric; Johnson, Barry Edward; White, Michael Christopher
2005
Local derivations on $$C^*$$-algebras are derivations. Zbl 0971.46043
Johnson, Barry Edward
2001
The derivation problem for group algebras of connected locally compact groups. Zbl 1012.43001
Johnson, Barry Edward
2001
Harmonic functions on nilpotent groups. Zbl 0981.43001
Johnson, Barry Edward
2001
Permanent weak amenability of group algebras of free groups. Zbl 0951.46041
Johnson, Barry Edward
1999
Higher-dimensional weak amenability. Zbl 0888.46033
Johnson, Barry Edward
1997
Symmetric amenability and the nonexistence of Lie and Jordan derivations. Zbl 0888.46024
Johnson, Barry Edward
1996
Non-amenability of the Fourier algebra of a compact group. Zbl 0829.43004
Johnson, Barry Edward
1994
Amenability of Banach algebras of compact operators. Zbl 0806.46058
Grønbæk, N.; Johnson, Barry Edward; Willis, G. A.
1994
Near inclusions for subhomogeneous $$C^*$$-algebras. Zbl 0803.46067
Johnson, Barry Edward
1994
Weakly compact homomorphisms from group algebras. Zbl 0813.43002
Johnson, Barry Edward
1993
Weakly compact homomorphisms between Banach algebras. Zbl 0810.46042
Johnson, Barry Edward
1992
Weak amenability of group algebras. Zbl 0757.43002
Johnson, Barry Edward
1991
Weak amenability of group algebras of connected complex semisimple Lie groups. Zbl 0716.43001
Johnson, Barry Edward
1991
Approximately multiplicative maps between Banach algebras. Zbl 0652.46031
Johnson, Barry Edward
1988
Continuity of generalized homomorphisms. Zbl 0633.46051
Johnson, Barry Edward
1987
Approximately multiplicative functionals. Zbl 0625.46059
Johnson, Barry Edward
1986
Continuity of homomorphisms of Banach $$G$$-modules. Zbl 0582.22004
Johnson, Barry Edward
1985
Perturbations of semigroups. Zbl 0608.47042
Johnson, Barry Edward
1985
A proof of the translation invariant form conjecture for $$L^ 2(G)$$. Zbl 0529.43003
Johnson, Barry Edward
1983
A counterexample in the perturbation theory of $$C^*$$-algebras. Zbl 0531.46041
Johnson, Barry Edward
1982
Derivations of non-separable $$C^*$$-algebras. Zbl 0423.46049
Akemann, Charles A.; Johnson, Barry Edward
1979
Characterization and norms of derivations on von Neumann algebras. Zbl 0412.46051
Johnson, B.
1979
Perturbations of Banach algebras. Zbl 0357.46053
Johnson, B. E.
1977
Norming $$C(\Omega)$$ and related algebras. Zbl 0325.46062
Johnson, B. E.
1976
The structure of translation-invariant memories: two addenda. Zbl 0336.34061
Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge
1976
The range of a normal derivation. Zbl 0275.47010
Johnson, B. E.; Williams, J. P.
1975
Introduction to cohomology in Banach algebras. Zbl 0306.46065
Johnson, B. E.
1975
Banach algebras: Introductory course. Zbl 0306.46064
Johnson, B. E.
1975
A class of II$$_1$$ factors without property P but with zero second cohomology. Zbl 0298.46069
Johnson, B. E.
1974
Some examples in harmonic analysis. Zbl 0237.43002
Johnson, B. E.
1973
Automorphisms of commutative Banach algebras. Zbl 0268.46047
Johnson, B. E.
1973
Cohomology in Banach algebras. Zbl 0256.18014
Johnson, Barry Edward
1972
Approximate diagonals and cohomology of certain annihilator Banach algebras. Zbl 0246.46040
Johnson, B. E.
1972
Operators commuting with a von Neumann algebra modulo the set of compact operators. Zbl 0237.46070
Johnson, B. E.; Parrott, S. K.
1972
Cohomology of operator algebras. III: Reduction to normal cohomology. Zbl 0234.46066
Johnson, B. E.; Kadison, Richard V.; Ringrose, John R.
1972
Spectral characterization of finite-dimensional algebras. Zbl 0232.46043
Hirschfeld, Rudolf A.; Johnson, Barry E.
1972
Hyperinvariant subspaces for operators on the space of complex sequences. Zbl 0222.47001
Johnson, B. E.; Shields, A. L.
1972
Norms of derivations on $${\mathfrak L}({\mathfrak X})$$. Zbl 0221.46061
Johnson, B. E.
1971
Continuity of operators commuting with quasi-nilpotent operators. Zbl 0209.44903
Johnson, B. E.
1971
Norms of derivations on $${\mathcal L} ({\mathfrak X})$$. Zbl 0206.43204
Johnson, B. E.
1971
Continuity of derivations on commutative algebras. Zbl 0181.41103
Johnson, B. E.
1969
Continuity of linear operators commuting with continuous linear operators. II. Zbl 0189.43502
Johnson, B. E.; Sinclair, A. M.
1969
Separate continuity and measurability. Zbl 0181.14502
Johnson, B. E.
1969
Derivations of operator algebras and discrete group algebras. Zbl 0181.41201
Johnson, B. E.; Ringrose, John R.
1969
Continuity of homomorphisms of algebras of operators. II. Zbl 0193.10101
Johnson, B. E.
1969
Continuity of derivations and a problem of Kaplansky. Zbl 0179.18103
Johnson, B. E.; Sinclair, A. M.
1968
The Wedderburn decomposition of Banach algebras with finite dimensional radical. Zbl 0175.43904
Johnson, B. E.
1968
Centralisers and operators reduced by maximal ideals. Zbl 0157.20601
Johnson, B. E.
1968
The Silov boundary of $$M(G)$$. Zbl 0167.44101
Johnson, B. E.
1968
The uniqueness of the (complete) norm topology. Zbl 0172.41004
Johnson, B. E.
1967
Continuity of linear operators commuting with continuous linear operators. Zbl 0158.14405
Johnson, B. E.
1967
Continuity of homomorphisms of algebras of operators. Zbl 0152.32805
Johnson, B. E.
1967
$$AW^*$$-algebras are $$QW^*$$-algebras. Zbl 0152.32804
Johnson, B. E.
1967
A commutative semisimple annihilator Banach algebra which is not dual. Zbl 0154.38703
Johnson, B. E.
1967
Symmetric maximal ideals in $$M(G)$$. Zbl 0169.46302
Johnson, B. E.
1967
Continuity of transformations which leave invariant certain translation invariant subspaces. Zbl 0147.11802
Johnson, B. E.
1967
Continuity of centralisers on Banach algebras. Zbl 0143.36103
Johnson, B. E.
1966
An introduction to the theory of centralizers. Zbl 0143.36102
Johnson, B. E.
1964
Isometric isomorphisms of measure algebras. Zbl 0143.36101
Johnson, B. E.
1964
Centralisers on certain topological algebras. Zbl 0124.06902
Johnson, B. E.
1964
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### Cited by 834 Authors

 22 Peralta, Antonio M. 18 Villena, Armando R. 17 Runde, Volker 15 Bodaghi, Abasalt 14 Shtern, Aleksandr Isaakovich 13 Johnson, Barry Edward 13 Li, Jiankui 13 Lu, Fangyan 13 Samei, Ebrahim 13 Sinclair, Allan M. 12 Peller, Vladimir Vsevolodovich 12 Spronk, Nico 11 Choi, Yemon 11 Zhang, Yong 10 Ghahramani, Hoger 9 Amini, Massoud 9 Ayupov, Shavkat Abdullaevich 9 Dales, H. Garth 9 Fošner, Ajda 9 Ghahramani, Fereidoun 9 Kudaĭbergenov, Karimbergen Kadirbergenovich 9 Lau, Anthony To-Ming 9 Loy, Richard J. 9 Qi, Xiaofei 8 Aleksandrov, Aleksei B. 8 Christensen, Erik 8 Ebrahimi Bagha, Davood 8 Extremera, José 8 Zhang, Jianhua 8 Zivari-Kazempour, Abbas 7 Alaminos, Jerónimo 7 Mewomo, Oluwatosin Temitope 7 Pourabbas, Abdolrasoul 7 Šemrl, Peter 7 Shul’man, Viktor Semënovich 7 Smith, Roger R. 6 Brešar, Matej 6 Burgos, María J. 6 Forrest, Brian E. 6 Ghandehari, Mahya 6 Gourdeau, Frédéric 6 Grønbæk, Niels 6 Hou, Jinchuan 6 Jung, Yong-Soo 6 Park, Choonkil 6 Raza, Mohd Arif 6 Rejali, Ali 6 Sukochev, Fedor Anatol’evich 6 Xia, Jingbo 6 Yang, Bing 5 Abtahi, Fatemeh 5 Akemann, Charles A. 5 Benkovič, Dominik 5 Chang, Ick-Soon 5 Davidson, Kenneth R. 5 Dhara, Basudeb 5 Eshaghi Gordji, Madjid 5 Fang, Xiaochun 5 Fernández-Polo, Francisco J. 5 Garcés, Jorge José 5 Jabbari, Ali 5 Lee, Hun Hee 5 Liu, Cheng-Kai 5 Mahmoodi, Amin 5 Mishchenko, Aleksandr Sergeevich 5 Neumann, Michael M. 5 Pan, Zhidong 5 Pourmahmood-Aghababa, Hasan 5 Nadeem-Ur-Rehman 5 Roydor, Jean 5 Sahami, Amir 5 Velasco, Maria Victoria 5 White, Stuart Andrew 4 Arendt, Wolfgang 4 Arutyunov, Andronick Aramovich 4 Barootkoob, Sedigheh 4 Ber, Aleksey Feliksovich 4 Chen, Lin 4 Ebadian, Ali 4 Farah, Ilijas 4 Ghaffari, Ali 4 Gilfeather, Frank L. 4 Hou, Chengjun 4 Jing, Wu 4 Kadison, Richard Vincent 4 Laursen, Kjeld Bagger 4 Laustsen, Niels Jakob 4 Lee, Tsiu-Kwen 4 Lykova, Zinaida A. 4 Magajna, Bojan 4 Minapoor, Ahmad 4 Nillsen, Rodney 4 Ozawa, Narutaka 4 Pham, Hung Le 4 Popa, Sorin Teodor 4 Rahmani, Venus 4 Rassias, Themistocles Michael 4 Rieffel, Marc A. 4 Sahebi, Shervin 4 Schäffer, Juan Jorge ...and 734 more Authors
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### Cited in 206 Serials

 98 Journal of Functional Analysis 68 Proceedings of the American Mathematical Society 47 Journal of Mathematical Analysis and Applications 43 Transactions of the American Mathematical Society 29 Linear Algebra and its Applications 23 Bulletin of the Australian Mathematical Society 21 Linear and Multilinear Algebra 19 Semigroup Forum 14 Advances in Mathematics 12 Aequationes Mathematicae 11 Mathematical Proceedings of the Cambridge Philosophical Society 11 Czechoslovak Mathematical Journal 11 Glasgow Mathematical Journal 11 Integral Equations and Operator Theory 11 Journal of Algebra 11 Proceedings of the Edinburgh Mathematical Society. Series II 11 Abstract and Applied Analysis 11 Acta Mathematica Sinica. English Series 11 Banach Journal of Mathematical Analysis 10 Mathematische Annalen 10 Monatshefte für Mathematik 10 Journal of Mathematical Sciences (New York) 9 Communications in Algebra 9 Journal of Soviet Mathematics 9 Filomat 9 Journal of the Australian Mathematical Society 9 Journal of Linear and Topological Algebra 9 Sahand Communications in Mathematical Analysis 8 Israel Journal of Mathematics 8 Mathematical Notes 8 Rocky Mountain Journal of Mathematics 8 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 7 Acta Mathematica 7 Mathematische Zeitschrift 7 Quaestiones Mathematicae 7 Tôhoku Mathematical Journal. Second Series 7 Russian Journal of Mathematical Physics 6 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 6 Mediterranean Journal of Mathematics 6 Operators and Matrices 5 Communications in Mathematical Physics 5 Inventiones Mathematicae 5 Manuscripta Mathematica 5 Rendiconti del Circolo Matemàtico di Palermo. Serie II 5 Bulletin of the Iranian Mathematical Society 5 Indagationes Mathematicae. New Series 5 Korean Journal of Mathematics 4 Indian Journal of Pure & Applied Mathematics 4 Studia Mathematica 4 Bulletin of the London Mathematical Society 4 Bulletin de la Société Mathématique de France 4 Demonstratio Mathematica 4 Functional Analysis and its Applications 4 Results in Mathematics 4 International Journal of Mathematics 4 Honam Mathematical Journal 4 Communications of the Korean Mathematical Society 4 Bulletin of the American Mathematical Society 4 Journal of Topology and Analysis 4 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 3 Periodica Mathematica Hungarica 3 Arkiv för Matematik 3 Archiv der Mathematik 3 Duke Mathematical Journal 3 Journal of Differential Equations 3 Journal of Pure and Applied Algebra 3 Memoirs of the American Mathematical Society 3 Bulletin of the Korean Mathematical Society 3 Acta Mathematica Hungarica 3 Proceedings of the National Academy of Sciences of the United States of America 3 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 3 Expositiones Mathematicae 3 Acta Mathematica Sinica. New Series 3 Boletín de la Sociedad Matemática Mexicana. Third Series 3 Journal of Inequalities and Applications 3 Kragujevac Journal of Mathematics 3 Proceedings of the Steklov Institute of Mathematics 3 Complex Analysis and Operator Theory 3 Annals of Functional Analysis 2 Ukrainian Mathematical Journal 2 Applied Mathematics and Computation 2 Illinois Journal of Mathematics 2 Indiana University Mathematics Journal 2 Mathematische Nachrichten 2 Mathematica Slovaca 2 Pacific Journal of Mathematics 2 Siberian Mathematical Journal 2 Forum Mathematicum 2 Science in China. Series A 2 Geometric and Functional Analysis. GAFA 2 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 2 The Journal of Analysis 2 Algebra Colloquium 2 Journal of the Egyptian Mathematical Society 2 Georgian Mathematical Journal 2 Sbornik: Mathematics 2 Vietnam Journal of Mathematics 2 Positivity 2 Algebras and Representation Theory 2 Acta et Commentationes Universitatis Tartuensis de Mathematica ...and 106 more Serials
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### Cited in 46 Fields

 608 Functional analysis (46-XX) 362 Operator theory (47-XX) 219 Abstract harmonic analysis (43-XX) 130 Associative rings and algebras (16-XX) 79 Topological groups, Lie groups (22-XX) 48 Group theory and generalizations (20-XX) 48 Difference and functional equations (39-XX) 47 Nonassociative rings and algebras (17-XX) 23 Linear and multilinear algebra; matrix theory (15-XX) 12 Mathematical logic and foundations (03-XX) 12 Commutative algebra (13-XX) 11 Functions of a complex variable (30-XX) 9 Quantum theory (81-XX) 8 Algebraic topology (55-XX) 6 Category theory; homological algebra (18-XX) 6 Measure and integration (28-XX) 6 Several complex variables and analytic spaces (32-XX) 6 General topology (54-XX) 5 Order, lattices, ordered algebraic structures (06-XX) 5 $$K$$-theory (19-XX) 5 Ordinary differential equations (34-XX) 5 Harmonic analysis on Euclidean spaces (42-XX) 4 Approximations and expansions (41-XX) 4 Global analysis, analysis on manifolds (58-XX) 3 Real functions (26-XX) 3 Probability theory and stochastic processes (60-XX) 2 History and biography (01-XX) 2 Field theory and polynomials (12-XX) 2 Special functions (33-XX) 2 Manifolds and cell complexes (57-XX) 1 General and overarching topics; collections (00-XX) 1 Combinatorics (05-XX) 1 General algebraic systems (08-XX) 1 Number theory (11-XX) 1 Potential theory (31-XX) 1 Partial differential equations (35-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Integral transforms, operational calculus (44-XX) 1 Integral equations (45-XX) 1 Convex and discrete geometry (52-XX) 1 Differential geometry (53-XX) 1 Statistics (62-XX) 1 Numerical analysis (65-XX) 1 Computer science (68-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Systems theory; control (93-XX)

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