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## Christopher, Colin J.

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 Author ID: christopher.colin-j Published as: Christopher, Colin; Christopher, C. J.; Christopher, C.; Christopher, Colin J. Homepage: https://www.plymouth.ac.uk/staff/colin-christopher External Links: ORCID
 Documents Indexed: 51 Publications since 1989, including 1 Book
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#### Co-Authors

 7 single-authored 11 Llibre, Jaume 7 Pantazi, Chara 7 Rousseau, Christiane 6 Lloyd, Noel Glynne 5 Walcher, Sebastian 4 Devlin, James 3 Aziz, Waleed 3 Mardešić, Pavao 3 Pearson, Jane Margaret 2 Hussein, Wuria Muhammad Ameen 2 Lynch, Stephen 2 Romanovski, Valery G. 1 Álvarez, Amelia 1 Bravo, José Luis 1 Civi, Hakan 1 Ercil, Aytul 1 Giné, Jaume 1 James, Makungu Ng’oga 1 Kooij, Robert E. 1 Li, Chengzhi 1 Patterson, Eann A. 1 Pereira, Jorge Vitório 1 Prešern, Mateja 1 Schlomiuk, Dana I. 1 Shcheglova, Natalie L. 1 Świrszcz, Grzegorz M. 1 Tee, K. F. 1 Wang, Zhaoxia 1 Wu, Yuhai 1 Yasmin, Nusrat 1 Zhang, Xiang
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#### Serials

 4 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 3 Journal of Differential Equations 2 Journal of Mathematical Analysis and Applications 2 Bulletin of the London Mathematical Society 2 Applied Mathematics Letters 2 Publicacions Matemàtiques 2 Journal of Physics A: Mathematical and General 2 Journal of Dynamical and Control Systems 1 Archives of Mechanics 1 Journal of Sound and Vibration 1 Nonlinearity 1 Annales de l’Institut Fourier 1 Applied Mathematics and Computation 1 Functional Analysis and its Applications 1 Geometriae Dedicata 1 Pacific Journal of Mathematics 1 Proceedings of the American Mathematical Society 1 Ergodic Theory and Dynamical Systems 1 Acta Applicandae Mathematicae 1 Annals of Differential Equations 1 IMRN. International Mathematics Research Notices 1 Proceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences 1 SIAM Journal on Mathematical Analysis 1 SIAM Review 1 Journal of Mathematical Imaging and Vision 1 Electronic Journal of Differential Equations (EJDE) 1 Nonlinear World 1 NoDEA. Nonlinear Differential Equations and Applications 1 Mathematics and Mechanics of Solids 1 Differential Equations and Dynamical Systems 1 Qualitative Theory of Dynamical Systems 1 Comptes Rendus. Mathématique. Académie des Sciences, Paris 1 Mediterranean Journal of Mathematics 1 International Journal of Fracture 1 Mathematics in Computer Science 1 Journal of Fixed Point Theory and Applications 1 Advanced Courses in Mathematics – CRM Barcelona
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#### Fields

 42 Ordinary differential equations (34-XX) 16 Dynamical systems and ergodic theory (37-XX) 3 Mechanics of deformable solids (74-XX) 3 Biology and other natural sciences (92-XX) 2 Algebraic geometry (14-XX) 2 Computer science (68-XX) 1 Functions of a complex variable (30-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Partial differential equations (35-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX)

#### Citations contained in zbMATH Open

44 Publications have been cited 1,075 times in 699 Documents Cited by Year
Multiplicity of invariant algebraic curves in polynomial vector fields. Zbl 1160.34003
Christopher, Colin; Llibre, Jaume; Pereira, Jorge Vitório
2007
Invariant algebraic curves and conditions for a centre. Zbl 0821.34023
Christopher, C. J.
1994
Integrability via invariant algebraic curves for planar polynomial differential systems. Zbl 0974.34005
Christopher, Colin; Llibre, Jaume
2000
Isochronous centers in planar polynomial systems. Zbl 0881.34057
Christopher, C. J.; Devlin, J.
1997
Normalizable, integrable, and linearizable saddle points for complex quadratic systems in $$\mathbb{C}^2$$. Zbl 1022.37035
Christopher, C.; Mardešić, P.; Rousseau, C.
2003
Limit cycles of differential equations. Zbl 1359.34001
Christopher, Colin; Li, Chengzhi
2007
Small-amplitude limit cycle bifurcations for Liénard systems with quadratic or cubic damping or restoring forces. Zbl 1074.34522
Christopher, Colin; Lynch, Stephen
1999
Algorithmic derivation of centre conditions. Zbl 0876.34033
Pearson, J. M.; Lloyd, N. G.; Christopher, C. J.
1996
An algebraic approach to the classification of centers in polynomial Liénard systems. Zbl 0921.34033
Christopher, Colin
1999
Liouvillian first integrals of second order polynomial differential equations. Zbl 0939.34002
Christopher, Colin
1999
Estimating limit cycle bifurcations from centers. Zbl 1108.34025
Christopher, Colin
2005
Polynomial systems: A lower bound for the Hilbert numbers. Zbl 0839.34033
Christopher, C. J.; Lloyd, N. G.
1995
Lloyd, N. G.; Christopher, C. J.; Devlin, J.; Pearson, J. M.; Yasmin, N.
1997
On the paper of Jin and Wang concerning the conditions for a centre in certain cubic systems. Zbl 0696.34026
Christopher, C. J.; Lloyd, N. G.
1990
Normalizable, integrable and linearizable saddle points in the Lotka-Volterra system. Zbl 1100.34022
Christopher, Colin; Rousseau, Christiane
2004
Small-amplitude limit cycles in polynomial Liénard systems. Zbl 0855.34030
Christopher, Colin J.; Lloyd, Noel G.
1996
Algebraic invariant curves and the integrability of polynomial systems. Zbl 0784.34008
Kooij, Robert E.; Christopher, Colin J.
1993
On Cherkas’s method for centre conditions. Zbl 0833.34023
Christopher, C. J.; Lloyd, N. G.; Pearson, J. M.
1995
Darboux integrability and invariant algebraic curves for planar polynomial systems. Zbl 1012.34035
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Zhang, Xiang
2002
Abel equations: composition conjectures and the model problem. Zbl 1047.34019
Christopher, Colin
2000
On the classification of Liénard systems with amplitude-independent periods. Zbl 1059.34020
Christopher, Colin; Devlin, James
2004
Limit cycles in highly non-linear differential equations. Zbl 1235.34098
Lynch, S.; Christopher, C. J.
1999
Nondegenerate linearizable centres of complex planar quadratic and symmetric cubic systems in $$\mathbb C^2$$. Zbl 0984.34023
Christopher, C.; Rousseau, C.
2001
Invariant algebraic curves of large degree for quadratic system. Zbl 1076.34030
Christopher, Colin; Llibre, Jaume; Świrszcz, Grzegorz
2005
On general algebraic mechanisms for producing centers in polynomial differential systems. Zbl 1162.34022
Christopher, Colin; Schlomiuk, Dana
2008
Inverse problems for invariant algebraic curves: Explicit computations. Zbl 1170.34012
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2009
Inverse problems for multiple invariant curves. Zbl 1144.34003
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2007
Polynomial vector fields with prescribed algebraic limit cycles. Zbl 1072.14534
Christopher, Colin
2001
Modulus of analytic classification for the generic unfolding of a codimension 1 resonant diffeomorphism or resonant saddle. Zbl 1127.37039
Rousseau, Christiane; Christopher, Colin
2007
A family of quadratic polynomial differential systems with invariant algebraic curves of arbitrarily high degree without rational first integrals. Zbl 0999.34029
Christopher, Colin; Llibre, Jaume
2002
Local integrability and linearizability of three-dimensional Lotka-Volterra systems. Zbl 1311.34090
Aziz, Waleed; Christopher, Colin
2012
The resonant center problem for a $$2:-3$$ resonant cubic Lotka-Volterra system. Zbl 1375.34057
Giné, Jaume; Christopher, Colin; Prešern, Mateja; Romanovski, Valery G.; Shcheglova, Natalie L.
2012
Quadratic systems having a parabola as an integral curve. Zbl 0677.34034
Christopher, Colin
1989
Normalizability, synchronicity, and relative exactness for vector fields in $$\mathbb C^2$$. Zbl 1068.37030
Christopher, C.; Mardešić, P.; Rousseau, C.
2004
Darboux integrating factors: inverse problems. Zbl 1214.34014
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2011
On the trigonometric moment problem. Zbl 1291.37085
Álvarez, Amelia; Bravo, José Luis; Christopher, Colin
2014
The monodromy problem and the tangential center problem. Zbl 1271.34035
Christopher, C.; Mardešić, P.
2010
Inverse problems in Darboux’ theory of integrability. Zbl 1286.34002
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2012
On a straightening of compressible, nonlinearly elastic, annular cylindrical sectors. Zbl 1001.74531
Aron, M.; Christopher, C.; Wang, Y.
1998
The moduli space of germs of generic families of analytic diffeomorphisms unfolding a parabolic fixed point. Zbl 1351.37192
Christopher, Colin; Rousseau, Christiane
2014
The moduli space of germs of generic families of analytic diffeomorphisms unfolding a parabolic fixed point. Zbl 1134.37021
Christopher, Colin; Rousseau, Christiane
2007
Towards a new model of crack tip stress fields. Zbl 1264.74242
Christopher, C. J.; James, M. N.; Patterson, E. A.; Tee, K. F.
2007
The classical theory of invariants and object recognition using algebraic curve and surfaces. Zbl 1101.68809
Civi, Hakan; Christopher, Colin; Ercil, Aytul
2003
A note on the replicator equations of dynamical game theory. Zbl 0788.92026
Christopher, C.; Devlin, J.
1993
On the trigonometric moment problem. Zbl 1291.37085
Álvarez, Amelia; Bravo, José Luis; Christopher, Colin
2014
The moduli space of germs of generic families of analytic diffeomorphisms unfolding a parabolic fixed point. Zbl 1351.37192
Christopher, Colin; Rousseau, Christiane
2014
Local integrability and linearizability of three-dimensional Lotka-Volterra systems. Zbl 1311.34090
Aziz, Waleed; Christopher, Colin
2012
The resonant center problem for a $$2:-3$$ resonant cubic Lotka-Volterra system. Zbl 1375.34057
Giné, Jaume; Christopher, Colin; Prešern, Mateja; Romanovski, Valery G.; Shcheglova, Natalie L.
2012
Inverse problems in Darboux’ theory of integrability. Zbl 1286.34002
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2012
Darboux integrating factors: inverse problems. Zbl 1214.34014
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2011
The monodromy problem and the tangential center problem. Zbl 1271.34035
Christopher, C.; Mardešić, P.
2010
Inverse problems for invariant algebraic curves: Explicit computations. Zbl 1170.34012
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2009
On general algebraic mechanisms for producing centers in polynomial differential systems. Zbl 1162.34022
Christopher, Colin; Schlomiuk, Dana
2008
Multiplicity of invariant algebraic curves in polynomial vector fields. Zbl 1160.34003
Christopher, Colin; Llibre, Jaume; Pereira, Jorge Vitório
2007
Limit cycles of differential equations. Zbl 1359.34001
Christopher, Colin; Li, Chengzhi
2007
Inverse problems for multiple invariant curves. Zbl 1144.34003
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Walcher, Sebastian
2007
Modulus of analytic classification for the generic unfolding of a codimension 1 resonant diffeomorphism or resonant saddle. Zbl 1127.37039
Rousseau, Christiane; Christopher, Colin
2007
The moduli space of germs of generic families of analytic diffeomorphisms unfolding a parabolic fixed point. Zbl 1134.37021
Christopher, Colin; Rousseau, Christiane
2007
Towards a new model of crack tip stress fields. Zbl 1264.74242
Christopher, C. J.; James, M. N.; Patterson, E. A.; Tee, K. F.
2007
Estimating limit cycle bifurcations from centers. Zbl 1108.34025
Christopher, Colin
2005
Invariant algebraic curves of large degree for quadratic system. Zbl 1076.34030
Christopher, Colin; Llibre, Jaume; Świrszcz, Grzegorz
2005
Normalizable, integrable and linearizable saddle points in the Lotka-Volterra system. Zbl 1100.34022
Christopher, Colin; Rousseau, Christiane
2004
On the classification of Liénard systems with amplitude-independent periods. Zbl 1059.34020
Christopher, Colin; Devlin, James
2004
Normalizability, synchronicity, and relative exactness for vector fields in $$\mathbb C^2$$. Zbl 1068.37030
Christopher, C.; Mardešić, P.; Rousseau, C.
2004
Normalizable, integrable, and linearizable saddle points for complex quadratic systems in $$\mathbb{C}^2$$. Zbl 1022.37035
Christopher, C.; Mardešić, P.; Rousseau, C.
2003
The classical theory of invariants and object recognition using algebraic curve and surfaces. Zbl 1101.68809
Civi, Hakan; Christopher, Colin; Ercil, Aytul
2003
Darboux integrability and invariant algebraic curves for planar polynomial systems. Zbl 1012.34035
Christopher, Colin; Llibre, Jaume; Pantazi, Chara; Zhang, Xiang
2002
A family of quadratic polynomial differential systems with invariant algebraic curves of arbitrarily high degree without rational first integrals. Zbl 0999.34029
Christopher, Colin; Llibre, Jaume
2002
Nondegenerate linearizable centres of complex planar quadratic and symmetric cubic systems in $$\mathbb C^2$$. Zbl 0984.34023
Christopher, C.; Rousseau, C.
2001
Polynomial vector fields with prescribed algebraic limit cycles. Zbl 1072.14534
Christopher, Colin
2001
Integrability via invariant algebraic curves for planar polynomial differential systems. Zbl 0974.34005
Christopher, Colin; Llibre, Jaume
2000
Abel equations: composition conjectures and the model problem. Zbl 1047.34019
Christopher, Colin
2000
Small-amplitude limit cycle bifurcations for Liénard systems with quadratic or cubic damping or restoring forces. Zbl 1074.34522
Christopher, Colin; Lynch, Stephen
1999
An algebraic approach to the classification of centers in polynomial Liénard systems. Zbl 0921.34033
Christopher, Colin
1999
Liouvillian first integrals of second order polynomial differential equations. Zbl 0939.34002
Christopher, Colin
1999
Limit cycles in highly non-linear differential equations. Zbl 1235.34098
Lynch, S.; Christopher, C. J.
1999
On a straightening of compressible, nonlinearly elastic, annular cylindrical sectors. Zbl 1001.74531
Aron, M.; Christopher, C.; Wang, Y.
1998
Isochronous centers in planar polynomial systems. Zbl 0881.34057
Christopher, C. J.; Devlin, J.
1997
Lloyd, N. G.; Christopher, C. J.; Devlin, J.; Pearson, J. M.; Yasmin, N.
1997
Algorithmic derivation of centre conditions. Zbl 0876.34033
Pearson, J. M.; Lloyd, N. G.; Christopher, C. J.
1996
Small-amplitude limit cycles in polynomial Liénard systems. Zbl 0855.34030
Christopher, Colin J.; Lloyd, Noel G.
1996
Polynomial systems: A lower bound for the Hilbert numbers. Zbl 0839.34033
Christopher, C. J.; Lloyd, N. G.
1995
On Cherkas’s method for centre conditions. Zbl 0833.34023
Christopher, C. J.; Lloyd, N. G.; Pearson, J. M.
1995
Invariant algebraic curves and conditions for a centre. Zbl 0821.34023
Christopher, C. J.
1994
Algebraic invariant curves and the integrability of polynomial systems. Zbl 0784.34008
Kooij, Robert E.; Christopher, Colin J.
1993
A note on the replicator equations of dynamical game theory. Zbl 0788.92026
Christopher, C.; Devlin, J.
1993
On the paper of Jin and Wang concerning the conditions for a centre in certain cubic systems. Zbl 0696.34026
Christopher, C. J.; Lloyd, N. G.
1990
Quadratic systems having a parabola as an integral curve. Zbl 0677.34034
Christopher, Colin
1989
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#### Cited by 449 Authors

 141 Llibre, Jaume 82 Valls Anglés, Cláudia 78 Giné, Jaume 34 Romanovski, Valery G. 30 Gasull, Armengol 24 Han, Maoan 22 García, Isaac A. 21 Algaba, Antonio 19 García, Cristóbal 19 Yu, Pei 19 Zhang, Xiang 17 Chavarriga, Javier 17 Torregrosa, Joan 16 Chen, Xingwu 15 Christopher, Colin J. 14 Liu, Yirong 14 Vulpe, Nicolae I. 14 Zhang, Weinian 13 Grau, Maite 13 Oliveira, Regilene D. S. 12 Giacomini, Hector J. 12 Wu, Yusen 12 Yang, Junmin 11 Ferčec, Brigita 11 Pakovich, Fedor 10 Huang, Wentao 10 Rousseau, Christiane 10 Villadelprat, Jordi 10 Yomdin, Yosef 9 Reyes, Manuel 9 Schlomiuk, Dana I. 8 Ferragut, Antoni 8 Liu, Changjian 8 Lloyd, Noel Glynne 8 Pantazi, Chara 8 Pearson, Jane Margaret 8 Walcher, Sebastian 8 Yang, Jiazhong 7 Cima, Anna 7 Demina, Maria V. 7 Li, Feng 7 Mañosas, Francesc 7 Sáez, Eduardo 7 Szántó, Iván 7 Tian, Yun 6 Shafer, Douglas S. 6 Sun, Xianbo 5 Aziz, Waleed 5 Bujac, Cristina 5 Chèze, Guillaume 5 Françoise, Jean-Pierre 5 García, Belén 5 Li, Chengzhi 5 Li, Jibin 5 Mahdi, Adam 5 Pérez del Río, Jesús S. 5 Prohens, Rafel 5 Ramírez, Rafael O. 5 Sabatini, Marco 5 Wang, Zhaoxia 5 Zangeneh, Hamid R. Z. 5 Zhang, Cui 4 Amel’kin, Vladimir Vasilievich 4 Asheghi, Rasoul 4 Briskin, Miriam 4 Brudnyi, Alexander 4 Coll, Bartomeu 4 da Mota, Luis Antonio Campinho Pereira 4 Dias, Fabio Scalco 4 Dong, Guangfeng 4 Duarte, L. G. S. 4 Georgiev, Zhivko Dimitrov 4 Hu, Zhaoping 4 Jarque, Xavier 4 Maza, Susanna 4 Medrado, João C. R. 4 Sadovskaia, Natalia 4 Świrszcz, Grzegorz M. 4 Teixeira, Marco Antonio 4 Tornambè, Antonio 4 Wang, Qinlong 3 Alvarez, María Jesus 3 Arriagada-Silva, Waldo 3 Artés, Joan Carles 3 Avellar, J. 3 Bakhshalizadeh, Ali 3 Borodzik, Maciej 3 Buică, Adriana 3 Caubergh, Magdalena 3 Chen, Shaoshi 3 Cherkas, Leonid A. 3 da Cruz, Leonardo Pereira Costa 3 Devlin, James 3 Duarte, S. E. S. 3 Dukarić, Maša 3 Edneral, Victor F. 3 Freire Macías, Emilio 3 García-Saldaña, Johanna D. 3 Garijo, Antonio 3 Gavrilov, Lubomir ...and 349 more Authors
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#### Cited in 129 Serials

 87 Journal of Differential Equations 54 Journal of Mathematical Analysis and Applications 53 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering 50 Qualitative Theory of Dynamical Systems 35 Bulletin des Sciences Mathématiques 23 Applied Mathematics and Computation 23 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 18 Chaos, Solitons and Fractals 16 Applied Mathematics Letters 15 Nonlinear Dynamics 13 Computers & Mathematics with Applications 12 Rocky Mountain Journal of Mathematics 11 Proceedings of the American Mathematical Society 11 Differential Equations 9 Journal of Computational and Applied Mathematics 9 Journal of Dynamics and Differential Equations 9 Journal of Nonlinear Mathematical Physics 9 Discrete and Continuous Dynamical Systems. Series B 8 Journal of Mathematical Physics 8 Rendiconti del Circolo Matemàtico di Palermo. Serie II 8 Journal of Symbolic Computation 8 Nonlinear Analysis. Real World Applications 7 Journal of Geometry and Physics 7 Buletinul Academiei de Științe a Republicii Moldova. Matematica 7 Discrete and Continuous Dynamical Systems 7 Journal of Dynamical and Control Systems 7 Journal of Applied Analysis and Computation 6 Dynamical Systems 6 Advances in Difference Equations 5 Acta Applicandae Mathematicae 4 Israel Journal of Mathematics 4 Ergodic Theory and Dynamical Systems 4 Abstract and Applied Analysis 4 Acta Mathematica Sinica. English Series 3 International Journal of Control 3 Mathematical Proceedings of the Cambridge Philosophical Society 3 Nonlinearity 3 ZAMP. Zeitschrift für angewandte Mathematik und Physik 3 Transactions of the American Mathematical Society 3 Physica D 3 Electronic Journal of Differential Equations (EJDE) 3 Communications in Contemporary Mathematics 3 Communications on Pure and Applied Analysis 3 Mediterranean Journal of Mathematics 3 International Journal of Differential Equations 3 Science China. Mathematics 2 Advances in Mathematics 2 Annales de l’Institut Fourier 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 Results in Mathematics 2 Mathematical and Computer Modelling 2 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 2 Annales de la Faculté des Sciences de Toulouse. Mathématiques. Série VI 2 Differential Equations and Dynamical Systems 2 Mathematical Physics, Analysis and Geometry 2 Regular and Chaotic Dynamics 2 Journal of the European Mathematical Society (JEMS) 2 Communications in Nonlinear Science and Numerical Simulation 2 Analysis and Applications (Singapore) 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Journal of Theoretical Biology 2 Nonlinear Analysis. Theory, Methods & Applications 1 Biological Cybernetics 1 Communications in Algebra 1 Computers and Fluids 1 Communications in Mathematical Physics 1 Computer Methods in Applied Mechanics and Engineering 1 Computer Physics Communications 1 International Journal of Solids and Structures 1 Journal of the Mechanics and Physics of Solids 1 Physics Letters. A 1 Reviews in Mathematical Physics 1 Archiv der Mathematik 1 Automatica 1 BIT 1 Bulletin of the London Mathematical Society 1 Compositio Mathematica 1 Czechoslovak Mathematical Journal 1 Duke Mathematical Journal 1 Functional Analysis and its Applications 1 Geometriae Dedicata 1 International Journal of Mathematics and Mathematical Sciences 1 International Journal of Circuit Theory and Applications 1 Inventiones Mathematicae 1 Journal of Pure and Applied Algebra 1 Mathematics and Computers in Simulation 1 Monatshefte für Mathematik 1 Osaka Journal of Mathematics 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Programming and Computer Software 1 Siberian Mathematical Journal 1 Acta Mathematicae Applicatae Sinica. English Series 1 Journal of Complexity 1 Discrete & Computational Geometry 1 Mathematica Bohemica 1 The Journal of Geometric Analysis 1 Applications of Mathematics 1 Bulletin of the American Mathematical Society. New Series 1 Expositiones Mathematicae 1 Journal of Nonlinear Science ...and 29 more Serials
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#### Cited in 37 Fields

 631 Ordinary differential equations (34-XX) 198 Dynamical systems and ergodic theory (37-XX) 20 Biology and other natural sciences (92-XX) 18 Mechanics of particles and systems (70-XX) 17 Several complex variables and analytic spaces (32-XX) 13 Numerical analysis (65-XX) 12 Computer science (68-XX) 10 Commutative algebra (13-XX) 9 Algebraic geometry (14-XX) 9 Systems theory; control (93-XX) 8 Functions of a complex variable (30-XX) 8 Global analysis, analysis on manifolds (58-XX) 7 Partial differential equations (35-XX) 6 Relativity and gravitational theory (83-XX) 5 Mechanics of deformable solids (74-XX) 4 Special functions (33-XX) 4 Differential geometry (53-XX) 3 Field theory and polynomials (12-XX) 2 Difference and functional equations (39-XX) 2 Integral transforms, operational calculus (44-XX) 2 Operator theory (47-XX) 2 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 General and overarching topics; collections (00-XX) 1 Combinatorics (05-XX) 1 Number theory (11-XX) 1 Associative rings and algebras (16-XX) 1 Nonassociative rings and algebras (17-XX) 1 Measure and integration (28-XX) 1 Approximations and expansions (41-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Integral equations (45-XX) 1 Convex and discrete geometry (52-XX) 1 Manifolds and cell complexes (57-XX) 1 Fluid mechanics (76-XX) 1 Quantum theory (81-XX) 1 Astronomy and astrophysics (85-XX) 1 Geophysics (86-XX)