Equation |
Field |
Person(s) named after
|
Allen-Cahn equation[1][2] |
Phase separation |
S. Allen and John W. Cahn
|
Archard equation |
Materials science |
John F. Archard
|
Arrhenius equation |
Chemical kinetics |
Svante Arrhenius
|
Aryabhata equation |
Number theory |
Aryabhata
|
Ashkin-Teller model |
Statistical mechanics |
Edward Teller Julius Ashkin
|
Avrami equation |
Phase transformation |
Melvin Avrami
|
Bellman equation |
Control theory |
Richard Bellman
|
Beltrami equation |
Differential geometry |
Eugenio Beltrami
|
Benedict–Webb–Rubin equation |
Fluid dynamics |
M. Benedict, G. B. Webb, and L. C. Rubin
|
Benjamin–Bona–Mahony equation Benjamin–Ono equation |
Fluid dynamics, Wave mechanics Waves in fluids |
T. B. Benjamin, J. L. Bona, and J. J. Mahony T. B. Benjamin and H. Ono
|
Bernoulli's equation |
Fluid dynamics |
Daniel Bernoulli
|
Bernoulli differential equation |
Calculus |
Jacob Bernoulli
|
Bessel differential equation |
Special functions |
Friedrich Bessel
|
Birch–Murnaghan equation of state |
Continuum mechanics |
Francis Birch and Francis D. Murnaghan
|
Birkhoff-Rott equation[3][4] |
Fluid dynamics |
Garrett Birkhoff
|
Black's equation |
Electronics |
James R. Black
|
Black-Scholes equation |
Mathematical finance |
Fischer Black and Myron Scholes
|
Blaney-Criddle equation |
Agronomy |
Blaney and Criddle
|
Boltzmann equation |
Thermodynamics |
Ludwig Boltzmann
|
Bôcher's equation |
Calculus |
Maxime Bôcher
|
Borda–Carnot equation |
Fluid dynamics |
Jean-Charles de Borda and Lazare Carnot
|
Boussinesq equations |
Wave mechanics |
Joseph Boussinesq
|
Breit equation |
Quantum mechanics |
Gregory Breit
|
Bridgman's equation[5] Bridgman's thermodynamic equations |
Dimensional analysis Thermodynamics |
Percy Williams Bridgman Percy Williams Bridgman
|
Broer–Kaup–Kupershmidt equation[6]
|
Wave mechanics |
Lambertus Broer, D. J. Kaup, and B. A. Kupershmidt
|
Buckley–Leverett equation |
Two-phase flow in porous media |
S. E. Buckley and M. C. Leverett
|
Burgers' equation |
Fluid dynamics |
Johannes Martinus Burgers
|
Cahn-Hilliard equation |
Phase separation |
John W. Cahn and John E. Hilliard
|
Callan–Symanzik equation |
Quantum field theory |
Curtis Callan and Kurt Symanzik
|
Callendar-Van Dusen equation |
Thermodynamics |
Hugh Longbourne Callendar and M. S. Van Dusen
|
Camassa–Holm equation |
Fluid dynamics |
Roberto Camassa and Darryl Holm
|
Carothers equation |
Polymer chemistry |
Wallace Carothers
|
Cauchy's equation Cauchy momentum equation Cauchy's functional equation Cauchy's integral formula Cauchy–Euler equation Cauchy–Riemann equations |
Optics Fluid Dynamics Functional theory Complex Analysis Calculus Complex Analysis |
Augustin Louis Cauchy Augustin Louis Cauchy Augustin Louis Cauchy Augustin Louis Cauchy Augustin Louis Cauchy and Leonhard Euler Augustin Louis Cauchy and Bernhard Riemann
|
Cesàro equation |
Differential geometry |
Ernesto Cesàro
|
Chaplygin's equation |
Transonic flow |
Sergey Chaplygin
|
Chapman–Kolmogorov equation Chapman-Enskog equation[7]
|
Probability theory Kinetic theory |
Sydney Chapman and Andrey Kolmogorov Sydney Chapman and David Enskog
|
Chebyshev equation |
Calculus |
Pafnuty Chebyshev
|
Churchill-Bernstein equation |
Heat Transfer |
S. W. Churchill and M. Bernstein
|
Clairaut's equation |
Calculus |
Alexis Clairaut
|
Clausius-Clapeyron equation |
Calculus |
Rudolf Clausius and Émile Clapeyron
|
Clausius-Mossotti equation |
Physics |
Rudolf Clausius and Ottaviano-Fabrizio Mossotti
|
Colebrook equation Colebrook-White equation |
Fluid dynamics Fluid dynamics |
C. F. Colebrook C. F. Colebrook and F. M. White
|
Competitive Lotka-Volterra equations |
Population dynamics |
Alfred J. Lotka and Vito Volterra
|
Conformal Killing equation |
Topology, Differential geometry |
Wilhelm Killing
|
Darcy–Weisbach equation |
Fluid dynamics |
Henry Darcy and Julius Weisbach
|
Davey–Stewartson equation |
Fluid dynamics |
A. Davey and K. Stewartson
|
Debye-Hückel equation |
Electrochemistry |
Peter Debye and Erich Hückel
|
Degasperis–Procesi equation |
Mathematical physics |
Antonio Degasperis and M. Procesi
|
Dehn-Sommerville equations |
Geometry |
Max Dehn and Duncan Sommerville
|
Diophantine equation |
Mathematics |
Diophantus of Alexandria
|
Dirac equation Dirac equation in APS |
Quantum mechanics Quantum field theory |
Paul Dirac Paul Dirac
|
Doppler equations |
Wave mechanics |
Christian Doppler
|
Drake equation |
Cosmology |
Frank Drake
|
Duffing equation |
Differential equations |
Duffing
|
Dym equation |
Wave mechanics |
Harry Dym
|
Einstein field equations |
General relativity |
Albert Einstein
|
Ernst equation |
PDE |
Frederick J. Ernst
|
Euler equations (fluid dynamics) Euler's equations (rigid body dynamics) Euler-Bernoulli beam equation Euler-Lagrange equation Euler-Darboux equation[8] Euler-Poisson-Darboux equation Euler-Tricomi equation |
Fluid dynamics Rigid body dynamics Solid mechanics Calculus of variations Calculus Calculus Calculus |
Leonhard Euler Leonhard Euler Leonhard Euler and Daniel Bernoulli Leonhard Euler and Joseph Louis Lagrange Leonhard Euler and Jean Darboux Euler, Poisson, and Jean Darboux Leonhard Euler and Francesco Tricomi
|
Exner equation |
Geology, Sedimentology |
Felix Maria Exner
|
Eyring-Polanyi equation |
Chemical kinetics |
Henry Eyring and Michael Polanyi
|
Faddeev equations |
Quantum mechanics |
Ludvig Faddeev
|
Falkner-Skan equation |
Boundary layer flow |
V. M. Falkner and S. W. Skan
|
Falkowich-Kármán equation |
Transonic flow |
Falkowich and Theodore von Kármán
|
Fenske equation |
Distillation |
Merrell Fenske
|
Fisher equation |
Financial mathematics |
Irving Fisher
|
Fisher's equation |
Mathematics |
Ronald Fisher
|
Fokker–Planck equation |
Probability theory |
Adriaan Fokker and Max Planck
|
Foppl-von Kármán equations |
Elasticity |
August Föppl and Theodore von Kármán
|
Fowler-Nordheim equation |
Condensed matter physics |
Ralph H. Fowler and Lothar Wolfgang Nordheim
|
Fredholm integral equation |
Integral equations |
Erik Fredholm
|
Fresnel equations |
Wave optics |
Augustin-Jean Fresnel
|
Friedmann equations |
Cosmology |
Alexander Friedman
|
Gauss-Codazzi equations Gauss-Codazzi equations (relativity) |
Riemannian geometry General relativity |
Carl Friedrich Gauss and Delfino Codazzi Carl Friedrich Gauss and Delfino Codazzi
|
Gibbs-Duhem equation Gibbs-Helmholtz equation |
Thermodynamics Thermodynamics |
Josiah Willard Gibbs and Pierre Duhem Josiah Willard Gibbs and Hermann von Helmholtz
|
Ginzburg-Landau equation |
Superconductivity |
Lev Landau and Vitaly Ginzburg
|
Goldman-Hodgkin-Katz current equation Goldman-Hodgkin-Katz voltage equation |
Electrochemistry Electrochemistry |
David E. Goldman, Alan Hodgkin, and Bernard Katz David E. Goldman, Alan Hodgkin, and Bernard Katz
|
Grad-Shafranov equation |
Magnetohydrodynamics, Plasma physics |
H. Grad and Vitaly D. Shafranov
|
Green–Kubo relations |
Statistical mechanics |
M. S. Green and Ryogo Kubo
|
Gross–Pitaevskii equation |
Condensed matter physics |
E. P. Gross and Lev P. Pitaevskii
|
Haaland equation |
Fluid dynamics |
S. E. Haaland
|
Hadamard-Rybczynski equation |
Bubble dynamics |
Jacques Hadamard and W. Rybczynski
|
Hamilton–Jacobi equation Hamilton-Jacobi-Bellman equation |
Hamiltonian mechanics Optimal control |
William Hamilton and Carl Gustav Jacobi William Hamilton, Carl Gustav Jacobi, and Richard Bellman
|
Hammett equation |
Organic Chemistry |
Louis Plack Hammett
|
Hankinson's equation |
Wood science |
Hankinson
|
Hartree equation |
Atomic physics |
Douglas Hartree
|
Hartree-Fock equation |
Quantum Chemistry |
Douglas Hartree and Vladimir Fock
|
Hasegawa-Mima equation |
Plasma physics |
Akira Hasegawa and Kunioki Mima
|
Hazen–Williams equation |
Hydraulics, Irrigation |
Hazen and Williams
|
Helmholtz equation |
Electromagnetic radiation, Seismology, Acoustics |
Hermann von Helmholtz
|
Henderson-Hasselbalch equation |
Chemistry |
Lawrence Joseph Henderson and Karl Albert Hasselbalch
|
Heun's equation |
Calculus |
Karl L. W. M. Heun
|
Hill equation |
Biochemistry |
Archibald Vivian Hill
|
Hill's equation |
Orbital Mechanics |
George William Hill
|
Hugoniot equation |
Compressible flows |
Pierre Henri Hugoniot
|
Hunter-Zheng equation[9] Hunter–Saxton equation |
Compressible flows Liquid crystals |
John K. Hunter and Yuxi Zheng John K. Hunter and Ralph Saxton
|
Ishimori equation |
PDE |
Y. Ishimori
|
John's equation |
Calculus |
Fritz John
|
Johnson-Holmquist equation of state |
Ceramic science |
Johnson Holmquist
|
Kadomtsev–Petviashvili equation Kadomtsev–Petviashvili-Burgers equation |
Wave mechanics Wave mechanics |
B. B. Kadomtsev and V. I. Petviashvili B. B. Kadomtsev, V. I. Petviashvili, and J. M. Burgers
|
Kapustinskii equation |
Crystallography |
Anatoli Kapustinskii
|
Kármán-Howarth equation |
Turbulent flow |
Theodore von Kármán and L. Howarth
|
Karplus equation |
Nuclear magnetic resonance |
Martin Karplus
|
Kaup–Kupershmidt equation |
Wave mechanics |
D. J. Kaup and B. A. Kupershmidt
|
Kepler's equation |
Astronomy |
Johannes Kepler
|
Klein-Gordon equation |
Quantum field theory |
Oskar Klein and Walter Gordon
|
Kohn-Sham equations |
Mathematics |
Walter Kohn and Lu Jeu Sham
|
Kolmogorov backward equation |
Probability distribution |
Andrey Kolmogorov
|
Kolmogorov-Feller equation[10] |
Probabilistic models |
Andrey Kolmogorov and William Feller
|
Korteweg–de Vries equation |
Wave mechanics, Solitons |
Diederik Korteweg and Gustav de Vries
|
Kozeny-Carman equation |
Fluid dynamics, Unit operations |
Josef Kozeny and Philip C. Carman
|
Krichever-Novikov equation |
Lie algebra |
I. M. Krichever and Sergei Novikov
|
Laguerre's equation |
Differential equation |
Edmond Laguerre
|
Lamm equation |
Sedimentation theory |
O. Lamm
|
Landau–Lifshitz equation |
Aeroacoustics |
Lev Landau and Evgeny Lifshitz
|
Landau–Lifshitz–Gilbert equation |
Magnetization |
Lev Landau, Evgeny Lifshitz, and T. L. Gilbert
|
Lane-Emden equation |
Astrophysics |
Jonathan Homer Lane and Robert Emden
|
Langevin equation |
Statistical physics |
Paul Langevin
|
Laplace's equation Laplace's tidal equations |
Electromagnetism, Fluid dynamics Fluid dynamics |
Pierre-Simon Laplace Pierre-Simon Laplace
|
Legendre's equation |
Spherical harmonics |
Adrien-Marie Legendre
|
Leonard–Merritt formula |
Astrophysics |
Peter Leonard and David Merritt
|
Levy-Mises equations |
Solid mechanics |
Paul Pierre Lévy and Richard von Mises
|
Liénard equation |
Dynamical systems |
Alfred-Marie Liénard
|
Lighthill equation |
Aeroacoustics |
James Lighthill
|
Lindblad equation |
Quantum mechanics |
G. Lindblad
|
Lin-Tsien equation |
PDE |
Lin and Tsien
|
Lindley equation |
Queueing theory |
Dennis Lindley
|
Liouville equations |
Differential geometry |
Joseph Liouville
|
Lommel differential equation |
Calculus |
Eugen von Lommel
|
Lorentz equation |
Electromagnetism |
Hendrik Lorentz
|
Lorentz-Lorenz equation |
Optics |
Hendrik Lorentz and Ludvig Lorenz
|
Lotka-Volterra equation |
Biological systems |
Alfred J. Lotka and Vito Volterra
|
Lyapunov equation |
Control theory |
Aleksandr Lyapunov
|
Madelung equations |
Quantum mechanics |
Erwin Madelung
|
Majorana equation |
Quantum field theory |
Ettore Majorana
|
Manakov equation |
Wave mechanics, Fiber optics |
S. V. Manakov
|
Marchenko equation |
Scattering theory |
Vladimir Marchenko
|
Mark-Houwink equation |
Polymer chemistry |
Herman Francis Mark and Houwink
|
Mason equation |
Atmospheric thermodynamics |
Basil John Mason
|
Mason–Weaver equation |
Sedimentation theory |
Max Mason and Warren Weaver
|
Mathieu equation |
Periodic phenemena, Parametric resonance |
Émile Léonard Mathieu
|
Mathisson-Papapetrou-Dixon equations |
General relativity, Gravitational waves |
Mathisson, A. Papapetrou, and G. W. Dixon|
|
Maurer-Cartan equation |
Lie groups, Differential geometry |
Ludwig Maurer and Élie Joseph Cartan
|
Maxwell's Equations Maxwell Relations |
Electrodynamics Thermodynamics |
James Clerk Maxwell James Clerk Maxwell
|
Mayo-Lewis equation |
Polymer chemistry |
Frank R. Mayo and Frederick M. Lewis
|
Michaelis-Menten equation |
Chemical kinetics |
Leonor Michaelis and Maud Menten
|
Monge–Ampère equation |
Calculus |
Gaspard Monge and André-Marie Ampère
|
Morison equation |
Fluid dynamics |
J. R. Morison
|
Nahm equations |
Differential equations |
Werner Nahm
|
Navier-Stokes equations |
Fluid dynamics |
Claude-Louis Navier and George Gabriel Stokes
|
Nernst equation |
Electrochemistry |
Walther Nernst
|
Neugebauer equations |
Printing systems |
Hans E. J. Neugebauer
|
Newton–Euler equations |
Classical mechanics |
Isaac Newton and Leonhard Euler
|
Nonlinear Schrödinger equation |
Theoretical physics |
Erwin Schrödinger
|
Ornstein-Zernike equation |
Statistical mechanics |
Leonard Ornstein and Frits Zernike
|
Painlevé equations |
Differential equations |
Paul Painlevé
|
Orr–Sommerfeld equation |
Fluid dynamics, Stability analysis |
William McFadden Orr and Arnold Sommerfeld
|
Osipkov-Merritt model |
Astrophysics |
Leonid Osipkov and David Merritt
|
Papapetrou-Dixon equations |
General relativity, Gravitational waves |
A. Papapetrou and G. W. Dixon|
|
Pauli equation |
Quantum mechanics |
Wolfgang Pauli
|
Pell's equation |
Number theory |
John Pell
|
Penman equation Penman-Monteith equation |
Agronomy Agronomy |
Howard Penman Howard Penman and J. L. Monteith
|
Picard-Fuchs equation |
Calculus |
Charles Émile Picard and Lazarus Fuchs
|
Poisson's equation Poisson-de Rham equation |
Calculus Astrophysics |
Siméon Denis Poisson Siméon Denis Poisson and Georges de Rham
|
Pople-Nesbet equations |
Quantum Chemistry |
John Pople and R. K. Nesbet
|
Prandtl-Glauert equation |
Compressible flows |
Ludwig Prandtl and Hermann Glauert
|
Price equation |
Evolutionary dynamics, Evolutionary biology |
George R. Price
|
Prony equation |
Hydraulics |
Gaspard de Prony
|
Rabinovich-Fabrikant equations |
Chaotic systems |
M. I. Rabinovich and A. L. Fabrikant
|
Ramanujan–Nagell equation |
Number theory |
Srinivasa Ramanujan and Trygve Nagell
|
Rankine-Hugoniot equation |
Compressible flows |
William Rankine and Pierre Henri Hugoniot
|
Rarita-Schwinger equation |
Quantum electrodynamics |
William Rarita and Julian Schwinger
|
Raychaudhuri equation |
General relativity |
Amal Kumar Raychaudhuri
|
Rayleigh's equation Rayleigh-Pitot equation Rayleigh-Plesset equation |
Stability of inviscid flows Gasdynamics Bubble oscillation |
Lord Rayleigh Lord Rayleigh and Henri Pitot Lord Rayleigh and Milton S. Plesset
|
Reynolds-averaged Navier-Stokes equations |
Turbulent flows |
Osborne Reynolds, Claude-Louis Navier, and George Stokes
|
Relativistic Euler equations |
Astrophysics, Fluid dynamics |
Leonhard Euler
|
Riccati equation |
Calculus |
Jacopo Riccati
|
Richards equation |
Hydrology |
Lorenzo Richards
|
Riemann theta function Riemann zeta function Riemann's differential equation |
Special functions Number theory Differential equation |
Bernhard Riemann Bernhard Riemann Bernhard Riemann
|
Rodrigues equation |
Chromatography |
Alirio E. Rodrigues
|
Roothaan equations or Roothaan-Hall equations |
Quantum chemistry |
Clemens Roothaan and George Hall
|
Sackur–Tetrode equation |
Statistical thermodynamics |
Hugo Martin Tetrode and Otto Sackur
|
Sagan equation |
Cosmology |
Carl Sagan
|
Saha-Langmuir equation |
Quantum mechanics, Statistical mechanics |
Megh Nad Saha and Irving Langmuir
|
Sawada-Kotera equation[11] |
Wave mechanics |
K. Sawada and T. Kotera
|
Scheil-Gulliver equation |
Metallurgy |
G. H. Gulliver and E. Scheil
|
Schrödinger equation Schrödinger-Newton equations |
Quantum mechanics Quantum mechanics |
Erwin Schrödinger Erwin Schrödinger and Isaac Newton
|
Schwinger-Dyson equation |
Quantum field theory |
Julian Schwinger and Freeman Dyson
|
Screened Poisson equation |
Plasma physics |
Siméon Denis Poisson
|
Seiberg–Witten equation |
PDE |
Nathan Seiberg and Edward Witten
|
Sellmeier equation |
Optics |
W. Sellmeier
|
Sine-Gordon equation |
Solitons |
Walter Gordon
|
Slutsky equation |
Consumer theory |
Eugen Slutsky
|
Souders-Brown equation |
Separation processes |
M. Souders and G. G. Brown
|
Starling equation |
Fluid dynamics |
Ernest Starling
|
Stokes-Einstein equation |
Diffusion of particles |
George Gabriel Stokes and Albert Einstein
|
Sturm–Liouville equation |
Differential equation |
Jacques Charles François Sturm and Joseph Liouville
|
Swamee-Jain equation |
Fluid dynamics |
P. K. Swamee and A. K. Jain
|
Swift-Hohenberg equation |
Pattern formation |
J. B. Swift and P. C. Hohenberg
|
Sylvester equation Sylvester's formula |
Control theory Matrix theory |
James Sylvester James Sylvester
|
Taft equation |
Physical organic Chemistry |
Robert W. Taft
|
Tanaka equation |
Stochastic theory |
Hiroshi Tanaka
|
Torricelli's equation |
Mechanics |
Evangelista Torricelli
|
Tricomi equation |
Partial differential equations |
Francesco Tricomi
|
Tsiolkovsky rocket equation |
Astrodynamics |
Konstantin Tsiolkovsky
|
Van Deemter's equation |
Chromatography |
J. J. Van Deemter
|
Van der Pol equation |
Dynamical systems |
Balthasar van der Pol
|
Van der Waals equation |
Thermodynamics |
Johannes Diderik van der Waals
|
Van 't Hoff equation |
Chemical thermodynamics |
Jacobus Henricus van 't Hoff
|
Verhulst equation |
Population dynamics |
Pierre François Verhulst
|
Vlasov equation Vlasov-Poisson equation |
Plasma physics Plasma physics |
Anatoly Vlasov Anatoly Vlasov and Siméon Denis Poisson
|
Volterra integral equation |
Integral equations |
Vito Volterra
|
Wald's equation |
Probability theory |
Abraham Wald
|
Washburn's equation |
Flow in porous media |
Edward W. Washburn
|
Weber's equation |
Differential equation |
Heinrich Friedrich Weber
|
Welch-Satterthwaite equation |
Statistics, Uncertainty analysis |
B. L. Welch and F. E. Satterthwaite
|
Wheeler-deWitt equation |
Quantum gravity |
John Archibald Wheeler and Bryce DeWitt
|
Whewell equation |
Geometry |
William Whewell
|
Wiener equation |
Brownian motion |
Norbert Wiener
|
Yang–Baxter equation Yang–Mills–Higgs equations |
Statistical mechanics Gauge theory, Quantum field theory |
Chen Ning Yang and Rodney J. Baxter Chen Ning Yang, Robert Mills, and Peter Higgs
|
Young–Dupré equation Young–Laplace equation |
Interfacial dynamics Fluid dynamics |
Thomas Young and A. Dupré Thomas Young and Pierre-Simon Laplace
|
Zakai equation |
Stochastic differential equations |
M. Zakai
|
Zakharov–Schulman system of equation |
Acoustic waves |
Vladimir E. Zakharov and E. I. Schulman
|