## Coffman, Charles V.

Compute Distance To:
 Author ID: coffman.charles-v Published as: Coffman, Charles V.; Coffman, C. V.; Coffman, Charles more...less
 Documents Indexed: 53 Publications since 1962 1 Contribution as Editor Co-Authors: 14 Co-Authors with 27 Joint Publications 246 Co-Co-Authors
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### Co-Authors

 24 single-authored 6 Marcus, Moshe M. 6 Schäffer, Juan Jorge 5 Duffin, Richard James 4 Mizel, Victor J. 4 Wong, James S. W. 2 Coleman, Bernard David 1 Bandle, Catherine 1 Greenberg, James M. 1 Grover, Carole L. 1 Johnson, Barry Edward 1 MacCamy, Richard C. 1 Shaffer, D. H. 1 Ullrich, D. F. 1 Ziemer, William Karl
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### Serials

 10 Journal of Differential Equations 4 Transactions of the American Mathematical Society 3 Archive for Rational Mechanics and Analysis 3 Pacific Journal of Mathematics 3 Proceedings of the American Mathematical Society 3 SIAM Journal on Mathematical Analysis 3 Journal of Mathematics and Mechanics 2 Journal of Mathematical Biology 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 Journal of Functional Analysis 2 Advances in Applied Mathematics 2 Bulletin of the American Mathematical Society 1 Journal d’Analyse Mathématique 1 Journal of Mathematical Physics 1 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie IV 1 Funkcialaj Ekvacioj. Serio Internacia 1 Indiana University Mathematics Journal 1 Mathematische Annalen 1 Mathematische Zeitschrift 1 Monatshefte für Mathematik 1 Physica D 1 Nonlinear Analysis. Theory, Methods & Applications
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### Fields

 24 Partial differential equations (35-XX) 14 Ordinary differential equations (34-XX) 6 Potential theory (31-XX) 5 Global analysis, analysis on manifolds (58-XX) 4 Operator theory (47-XX) 4 Mechanics of deformable solids (74-XX) 2 Real functions (26-XX) 2 Integral equations (45-XX) 2 Functional analysis (46-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Biology and other natural sciences (92-XX) 1 General and overarching topics; collections (00-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Functions of a complex variable (30-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Algebraic topology (55-XX) 1 Optics, electromagnetic theory (78-XX) 1 Systems theory; control (93-XX)

### Citations contained in zbMATH Open

47 Publications have been cited 925 times in 722 Documents Cited by Year
Uniqueness of the ground state solution for $$\Delta u - u + u^3=0$$ and a variational characterization of other solutions. Zbl 0249.35029
Coffman, Charles V.
1972
Nonlinear elliptic problems in annular domains. Zbl 0618.35043
Bandle, C.; Coffman, C. V.; Marcus, M.
1987
Dichotomies for linear difference equations. Zbl 0189.40303
Coffman, C. V.; Schäffer, J. J.
1967
A nonlinear boundary value problem with many positive solutions. Zbl 0569.35033
Coffman, Charles V.
1984
A minimum-maximum principle for a class of non-linear integral equations. Zbl 0179.15601
Coffman, C. V.
1969
On the continuation of solutions of a certain non-linear differential equation. Zbl 0153.40204
Coffman, C. V.; Ullrich, D. F.
1967
Asymptotic behavior of solutions of ordinary difference equations. Zbl 0122.09703
Coffman, C. V.
1964
Oscillation and nonoscillation of solutions of generalized Emden-Fowler equations. Zbl 0278.34026
Coffman, C. V.; Wong, J. S. W.
1972
On the positive of boundary-value problems for a class of nonlinear differential equations. Zbl 0152.08603
Coffman, Charles V.
1967
A prescribed mean curvature problem on domains without radial symmetry. Zbl 0741.35010
Coffman, Charles V.; Ziemer, William K.
1991
Existence and uniqueness results for semilinear Dirichlet problems in annuli. Zbl 0699.35092
Coffman, C. V.; Marcus, M.
1989
On the structure of solutions to Delta**2u=lambdau which satisfy the clamped plate conditions on a right angle. Zbl 0498.73010
Coffman, Charles V.
1982
On the structure of biharmonic functions satisfying the clamped plate conditions on a right angle. Zbl 0452.35002
Coffman, C. V.; Duffin, R. J.
1980
Oscillation and nonoscillation theorems for second order ordinary differential equations. Zbl 0287.34024
Coffman, C. V.; Wong, J. S. W.
1972
On the fundamental eigenfunctions of a clamped punctured disk. Zbl 0762.35073
Coffman, Charles V.; Duffin, Richard J.
1992
Uniqueness of the positive radial solution on an annulus of the Dirichlet problem for $$\Delta u - u + u^ 3 = 0$$. Zbl 0863.35040
Coffman, Charles V.
1996
The fundamental mode of vibration of a clamped annular plate is not of one sign. Zbl 0475.73049
Coffman, C. V.; Duffin, R. J.; Shaffer, D. H.
1979
Linear differential equations with delays: Admissibility and conditional exponential stability. Zbl 0256.34078
Coffman, C. V.; Schäffer, J. J.
1971
On a second order nonlinear oscillation problem. Zbl 0223.34030
Coffman, C. V.; Wong, J. S. W.
1970
Obtuse cones in Hilbert spaces and applications to partial differential equations. Zbl 0443.46008
Coffman, Charles V.; Grover, Carole L.
1980
Lyusternik-Schnirelman theory: Complementary principles and the Morse index. Zbl 0661.58008
Coffman, Charles V.
1988
Positivity of weak solutions of non-uniformly elliptic equations. Zbl 0302.35040
Coffman, C. V.; Duffin, R. J.; Mizel, V. J.
1975
On the long-time behavior of ferroelectric systems. Zbl 0980.78008
Greenberg, J. M.; MacCamy, R. C.; Coffman, C. V.
1999
Lyusternik-Schnirelman theory and eigenvalue problems for monotone potential operators. Zbl 0264.58006
Coffman, Charles V.
1973
On a class of non-linear elliptic boundary value problems. Zbl 0194.42103
Coffman, C. V.
1969
Linear differential equations with delays. Existence uniqueness, growth, and compactness under natural Caratheodory conditions. Zbl 0258.34059
Coffman, Charles V.; Schäffer, Juan Jorge
1974
On the growth of populations with narrow spread in reproductive age. II. Conditions of convexity. Zbl 0414.92023
Coffman, Charles; Coleman, Bernard D.
1978
Spectral theory of monotone Hammerstein operators. Zbl 0212.46803
Coffman, C. V.
1971
Existence theorems for superlinear elliptic Dirichlet problems in exterior domains. Zbl 0596.35048
Coffman, Charles V.; Marcus, Moshe M.
1986
Superlinear elliptic Dirichlet problems in almost spherically symmetric exterior domains. Zbl 0664.35028
Coffman, Charles V.; Marcus, Moshe
1986
The structure of translation-invariant memories. Zbl 0266.34077
Coffman, Charles V.; Schäffer, Juan Jorge
1974
On the growth of populations with narrow spread in reproductive age: III. Periodic variations in the environment. Zbl 0414.92024
Coffman, Charles V.; Coleman, Bernard D.
1979
On the uniqueness of solutions of a non-linear boundary value problem. Zbl 0133.34501
Coffman, C. V.
1964
A class of eigenvalues of the fine-structure constant and internal energy obtained from a class of exact solutions of the combined Klein-Gordon- Maxwell-Einstein field equations. Zbl 0157.32204
Das, A.; Coffman, C. V.
1967
On variational principles for sublinear boundary value problems. Zbl 0292.49005
Coffman, Charles V.
1975
The structure of translation-invariant memories: two addenda. Zbl 0336.34061
Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge
1976
Existence and uniqueness of positive eigenfunctions for a class of quasilinear elliptic boundary value problems of sublinear type. Zbl 0242.35033
Coffman, Charles V.
1973
Non-linear differential equations on cones in Banach spaces. Zbl 0128.11503
Coffman, C. V.
1965
An alternate variational principle for $$\Delta u-u+| u|^{r- 1}sgn u=0$$. Zbl 0534.35042
Coffman, Charles V.
1983
An existence theorem for a class of non-linear integral equations with applications to a non-linear elliptic boundary value problem. Zbl 0177.38101
Coffman, C. V.
1969
The reproducing kernel space of the clamped plate. Zbl 0566.35043
Coffman, C. V.
1981
On the construction of series solutions to the first biharmonic boundary value problem on a rectangle. Zbl 0647.35023
Coffman, Charles V.
1986
The duals of harmonic Bergman spaces. Zbl 0717.31001
Coffman, Charles V.; Cohen, Jonathan
1990
On the bifurcation theory of semilinear elliptic eigenvalue problems. Zbl 0229.35067
Coffman, Charles V.
1972
Boundary value problems for nonuniformly elliptic equations with measurable coefficients. Zbl 0333.35034
Coffman, C. V.; Marcus, M. M.; Mizel, V. J.
1976
Variational theory of set-valued Hammerstein operators in Banach function spaces. The eigenvalue problem. Zbl 0391.45008
Coffman, Charles V.
1978
Second order nonlinear oscillations. Zbl 0212.43304
Coffman, C. V.; Wong, J. S. W.
1969
On the long-time behavior of ferroelectric systems. Zbl 0980.78008
Greenberg, J. M.; MacCamy, R. C.; Coffman, C. V.
1999
Uniqueness of the positive radial solution on an annulus of the Dirichlet problem for $$\Delta u - u + u^ 3 = 0$$. Zbl 0863.35040
Coffman, Charles V.
1996
On the fundamental eigenfunctions of a clamped punctured disk. Zbl 0762.35073
Coffman, Charles V.; Duffin, Richard J.
1992
A prescribed mean curvature problem on domains without radial symmetry. Zbl 0741.35010
Coffman, Charles V.; Ziemer, William K.
1991
The duals of harmonic Bergman spaces. Zbl 0717.31001
Coffman, Charles V.; Cohen, Jonathan
1990
Existence and uniqueness results for semilinear Dirichlet problems in annuli. Zbl 0699.35092
Coffman, C. V.; Marcus, M.
1989
Lyusternik-Schnirelman theory: Complementary principles and the Morse index. Zbl 0661.58008
Coffman, Charles V.
1988
Nonlinear elliptic problems in annular domains. Zbl 0618.35043
Bandle, C.; Coffman, C. V.; Marcus, M.
1987
Existence theorems for superlinear elliptic Dirichlet problems in exterior domains. Zbl 0596.35048
Coffman, Charles V.; Marcus, Moshe M.
1986
Superlinear elliptic Dirichlet problems in almost spherically symmetric exterior domains. Zbl 0664.35028
Coffman, Charles V.; Marcus, Moshe
1986
On the construction of series solutions to the first biharmonic boundary value problem on a rectangle. Zbl 0647.35023
Coffman, Charles V.
1986
A nonlinear boundary value problem with many positive solutions. Zbl 0569.35033
Coffman, Charles V.
1984
An alternate variational principle for $$\Delta u-u+| u|^{r- 1}sgn u=0$$. Zbl 0534.35042
Coffman, Charles V.
1983
On the structure of solutions to Delta**2u=lambdau which satisfy the clamped plate conditions on a right angle. Zbl 0498.73010
Coffman, Charles V.
1982
The reproducing kernel space of the clamped plate. Zbl 0566.35043
Coffman, C. V.
1981
On the structure of biharmonic functions satisfying the clamped plate conditions on a right angle. Zbl 0452.35002
Coffman, C. V.; Duffin, R. J.
1980
Obtuse cones in Hilbert spaces and applications to partial differential equations. Zbl 0443.46008
Coffman, Charles V.; Grover, Carole L.
1980
The fundamental mode of vibration of a clamped annular plate is not of one sign. Zbl 0475.73049
Coffman, C. V.; Duffin, R. J.; Shaffer, D. H.
1979
On the growth of populations with narrow spread in reproductive age: III. Periodic variations in the environment. Zbl 0414.92024
Coffman, Charles V.; Coleman, Bernard D.
1979
On the growth of populations with narrow spread in reproductive age. II. Conditions of convexity. Zbl 0414.92023
Coffman, Charles; Coleman, Bernard D.
1978
Variational theory of set-valued Hammerstein operators in Banach function spaces. The eigenvalue problem. Zbl 0391.45008
Coffman, Charles V.
1978
The structure of translation-invariant memories: two addenda. Zbl 0336.34061
Coffman, Charles V.; Johnson, Barry E.; Schaeffer, Juan Jorge
1976
Boundary value problems for nonuniformly elliptic equations with measurable coefficients. Zbl 0333.35034
Coffman, C. V.; Marcus, M. M.; Mizel, V. J.
1976
Positivity of weak solutions of non-uniformly elliptic equations. Zbl 0302.35040
Coffman, C. V.; Duffin, R. J.; Mizel, V. J.
1975
On variational principles for sublinear boundary value problems. Zbl 0292.49005
Coffman, Charles V.
1975
Linear differential equations with delays. Existence uniqueness, growth, and compactness under natural Caratheodory conditions. Zbl 0258.34059
Coffman, Charles V.; Schäffer, Juan Jorge
1974
The structure of translation-invariant memories. Zbl 0266.34077
Coffman, Charles V.; Schäffer, Juan Jorge
1974
Lyusternik-Schnirelman theory and eigenvalue problems for monotone potential operators. Zbl 0264.58006
Coffman, Charles V.
1973
Existence and uniqueness of positive eigenfunctions for a class of quasilinear elliptic boundary value problems of sublinear type. Zbl 0242.35033
Coffman, Charles V.
1973
Uniqueness of the ground state solution for $$\Delta u - u + u^3=0$$ and a variational characterization of other solutions. Zbl 0249.35029
Coffman, Charles V.
1972
Oscillation and nonoscillation of solutions of generalized Emden-Fowler equations. Zbl 0278.34026
Coffman, C. V.; Wong, J. S. W.
1972
Oscillation and nonoscillation theorems for second order ordinary differential equations. Zbl 0287.34024
Coffman, C. V.; Wong, J. S. W.
1972
On the bifurcation theory of semilinear elliptic eigenvalue problems. Zbl 0229.35067
Coffman, Charles V.
1972
Linear differential equations with delays: Admissibility and conditional exponential stability. Zbl 0256.34078
Coffman, C. V.; Schäffer, J. J.
1971
Spectral theory of monotone Hammerstein operators. Zbl 0212.46803
Coffman, C. V.
1971
On a second order nonlinear oscillation problem. Zbl 0223.34030
Coffman, C. V.; Wong, J. S. W.
1970
A minimum-maximum principle for a class of non-linear integral equations. Zbl 0179.15601
Coffman, C. V.
1969
On a class of non-linear elliptic boundary value problems. Zbl 0194.42103
Coffman, C. V.
1969
An existence theorem for a class of non-linear integral equations with applications to a non-linear elliptic boundary value problem. Zbl 0177.38101
Coffman, C. V.
1969
Second order nonlinear oscillations. Zbl 0212.43304
Coffman, C. V.; Wong, J. S. W.
1969
Dichotomies for linear difference equations. Zbl 0189.40303
Coffman, C. V.; Schäffer, J. J.
1967
On the continuation of solutions of a certain non-linear differential equation. Zbl 0153.40204
Coffman, C. V.; Ullrich, D. F.
1967
On the positive of boundary-value problems for a class of nonlinear differential equations. Zbl 0152.08603
Coffman, Charles V.
1967
A class of eigenvalues of the fine-structure constant and internal energy obtained from a class of exact solutions of the combined Klein-Gordon- Maxwell-Einstein field equations. Zbl 0157.32204
Das, A.; Coffman, C. V.
1967
Non-linear differential equations on cones in Banach spaces. Zbl 0128.11503
Coffman, C. V.
1965
Asymptotic behavior of solutions of ordinary difference equations. Zbl 0122.09703
Coffman, C. V.
1964
On the uniqueness of solutions of a non-linear boundary value problem. Zbl 0133.34501
Coffman, C. V.
1964
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### Cited by 749 Authors

 26 Coffman, Charles V. 18 Agarwal, Ravi P. 13 Sasu, Bogdan 12 Barreira, Luis Manuel 12 Kwong, Man Kam 12 Valls Anglés, Cláudia 12 Wong, James S. W. 12 Wong, Patricia J. Y. 11 Dragičević, Davor 11 Schäffer, Juan Jorge 10 Marcus, Moshe M. 10 Sasu, Adina Luminiţa 10 Wong, Fu-Hsiang 9 Lions, Pierre-Louis 9 Rabinowitz, Paul Henry 9 Sweers, Guido H. 7 Erbe, Lynn Harry 7 Grunau, Hans-Christoph 7 Henderson, Johnny Lee 7 Mizel, Victor J. 7 Wang, Haiyan 7 Zanolin, Fabio 6 Byeon, Jaeyoung 6 Lewin, Mathieu 6 Lin, Song-Sun 6 Pinto, Manuel 6 Slyusarchuk, Vasyl Yukhimovich 6 Tanaka, Satoshi 5 Felmer, Patricio L. 5 Gohberg, Israel 5 Kajikiya, Ryuji 5 Ma, Ruyun 5 da Silva Montenegro, Marcelo 5 Omari, Pierpaolo 5 Preda, Ciprian 5 Quaas, Alexander 5 Shioji, Naoki 5 Tanaka, Kazunaga 5 Tang, Moxun 5 Watanabe, Kohtaro 4 Alves, Claudianor Oliveira 4 Bandle, Catherine 4 Bartušek, Miroslav 4 Ben-Artzi, Asher 4 Bonheure, Denis 4 Duffin, Richard James 4 Feng, Meiqiang 4 García-Huidobro, Marta 4 Gazzola, Filippo 4 Guo, Zongming 4 Heinz, Hans-Peter 4 Li, Yi 4 Lorca, Sebastian Antonio 4 Megan, Mihail 4 Orpel, Aleksandra 4 Peletier, Lambertus Adrianus 4 Schlag, Wilhelm 4 Suzuki, Takashi 4 Troy, William C. 4 Yanagida, Eiji 3 Akagi, Goro 3 Ambrosetti, Antonio 3 Atkinson, Frederick Valentine 3 Berchio, Elvise 3 Berestycki, Henri 3 Butler, Geoffrey J. 3 Cerami, Giovanna 3 Chern, Jann-Long 3 Cortázar, Carmen 3 Dai, Qiuyi 3 Frank, Rupert L. 3 Graef, John R. 3 Grimmer, Ronald 3 Grossi, Massimo 3 Guo, Boling 3 Kawohl, Bernd 3 Kolonitskiĭ, Sergeĭ B. 3 Le, Vy Khoi 3 Lindsay, Alan E. 3 Maia, Liliane A. 3 Nagasaki, Ken’ichi 3 Nakanishi, Kenji 3 Nazarov, Alexander I. 3 Noussair, Ezzat S. 3 Pacella, Filomena 3 Pan, Hongjing 3 Papini, Duccio 3 Robledo, Gonzalo 3 Rossi, Julio Daniel 3 Serrin, James 3 Squassina, Marco 3 Struwe, Michael 3 Wang, Zhi-Qiang 3 Wei, Yuanhong 3 Xing, Ruixiang 3 Zhang, Xuemei 3 Zou, Wenming 2 Akahori, Takafumi 2 Amann, Herbert 2 An, Yulian ...and 649 more Authors
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### Cited in 168 Serials

 93 Journal of Differential Equations 72 Journal of Mathematical Analysis and Applications 39 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 27 Nonlinear Analysis. Theory, Methods & Applications 24 Archive for Rational Mechanics and Analysis 21 Annali di Matematica Pura ed Applicata. Serie Quarta 17 Proceedings of the American Mathematical Society 15 Computers & Mathematics with Applications 13 Journal of Functional Analysis 12 Transactions of the American Mathematical Society 11 Annales de l’Institut Henri Poincaré. Analyse Non Linéaire 11 Communications on Pure and Applied Analysis 9 Applied Mathematics and Computation 9 Mathematische Annalen 9 Communications in Partial Differential Equations 9 Calculus of Variations and Partial Differential Equations 9 Journal of Difference Equations and Applications 8 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 8 NoDEA. Nonlinear Differential Equations and Applications 7 Applicable Analysis 7 Communications in Mathematical Physics 7 Ukrainian Mathematical Journal 7 Journal of Mathematical Sciences (New York) 7 Boundary Value Problems 6 Mathematische Zeitschrift 6 Applied Mathematics Letters 6 Mathematical and Computer Modelling 6 Discrete and Continuous Dynamical Systems 6 Advances in Nonlinear Analysis 5 Integral Equations and Operator Theory 5 Journal of Computational and Applied Mathematics 5 Communications in Contemporary Mathematics 5 Milan Journal of Mathematics 4 Communications on Pure and Applied Mathematics 4 Journal d’Analyse Mathématique 4 Journal of Mathematical Biology 4 Mathematical Methods in the Applied Sciences 4 Rocky Mountain Journal of Mathematics 4 ZAMP. Zeitschrift für angewandte Mathematik und Physik 4 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie IV 4 Czechoslovak Mathematical Journal 4 Advanced Nonlinear Studies 4 Discrete and Continuous Dynamical Systems. Series S 3 Advances in Mathematics 3 Archiv der Mathematik 3 Manuscripta Mathematica 3 Mathematische Nachrichten 3 Monatshefte für Mathematik 3 Proceedings of the Edinburgh Mathematical Society. Series II 3 Results in Mathematics 3 Physica D 3 SIAM Journal on Mathematical Analysis 3 Bulletin of the American Mathematical Society. New Series 3 Topological Methods in Nonlinear Analysis 3 Positivity 3 Nonlinear Analysis. Real World Applications 2 General Relativity and Gravitation 2 Journal of Mathematical Physics 2 Mathematics of Computation 2 Journal of Approximation Theory 2 Journal of Soviet Mathematics 2 Nagoya Mathematical Journal 2 Studies in Applied Mathematics 2 Tôhoku Mathematical Journal. Second Series 2 Advances in Applied Mathematics 2 Zeitschrift für Analysis und ihre Anwendungen 2 The Journal of Geometric Analysis 2 Geometric and Functional Analysis. GAFA 2 Linear Algebra and its Applications 2 Journal of Dynamics and Differential Equations 2 Annales de la Faculté des Sciences de Toulouse. Mathématiques. Série VI 2 Applied Mathematics. Series B (English Edition) 2 Bulletin des Sciences Mathématiques 2 European Series in Applied and Industrial Mathematics (ESAIM): Control, Optimization and Calculus of Variations 2 Acta Mathematica Sinica. English Series 2 Discrete and Continuous Dynamical Systems. Series B 2 Bulletin of the American Mathematical Society 2 Complex Variables and Elliptic Equations 2 Journal of Fixed Point Theory and Applications 2 Journal of Applied Analysis and Computation 2 AIMS Mathematics 2 SN Partial Differential Equations and Applications 1 Bulletin of the Australian Mathematical Society 1 International Journal of Theoretical Physics 1 Jahresbericht der Deutschen Mathematiker-Vereinigung (DMV) 1 Letters in Mathematical Physics 1 Lithuanian Mathematical Journal 1 Mathematical Notes 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Nonlinearity 1 The Mathematical Intelligencer 1 Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg 1 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 1 Annales Scientifiques de l’École Normale Supérieure. Quatrième Série 1 Aplikace Matematiky 1 Applied Mathematics and Optimization 1 Automatica 1 Bulletin of the London Mathematical Society 1 Duke Mathematical Journal 1 Functional Analysis and its Applications ...and 68 more Serials
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### Cited in 39 Fields

 389 Partial differential equations (35-XX) 250 Ordinary differential equations (34-XX) 80 Operator theory (47-XX) 77 Difference and functional equations (39-XX) 51 Dynamical systems and ergodic theory (37-XX) 42 Global analysis, analysis on manifolds (58-XX) 33 Calculus of variations and optimal control; optimization (49-XX) 22 Mechanics of deformable solids (74-XX) 21 Functional analysis (46-XX) 20 Systems theory; control (93-XX) 18 Numerical analysis (65-XX) 16 Quantum theory (81-XX) 15 Differential geometry (53-XX) 14 Integral equations (45-XX) 10 Biology and other natural sciences (92-XX) 8 Real functions (26-XX) 8 Potential theory (31-XX) 8 Optics, electromagnetic theory (78-XX) 7 Fluid mechanics (76-XX) 5 Algebraic topology (55-XX) 5 Mechanics of particles and systems (70-XX) 4 Statistical mechanics, structure of matter (82-XX) 4 Relativity and gravitational theory (83-XX) 3 Harmonic analysis on Euclidean spaces (42-XX) 3 Manifolds and cell complexes (57-XX) 2 History and biography (01-XX) 2 Functions of a complex variable (30-XX) 2 Probability theory and stochastic processes (60-XX) 2 Operations research, mathematical programming (90-XX) 1 General and overarching topics; collections (00-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Number theory (11-XX) 1 Topological groups, Lie groups (22-XX) 1 Several complex variables and analytic spaces (32-XX) 1 Approximations and expansions (41-XX) 1 Convex and discrete geometry (52-XX) 1 General topology (54-XX) 1 Computer science (68-XX) 1 Classical thermodynamics, heat transfer (80-XX)