This is a list of equations, by Wikipedia page under appropriate bands of their field.
Eponymous equations
The following equations are named after researchers who discovered them.
Mathematics
Cauchy–Riemann equations
Chapman–Kolmogorov equation
Maurer–Cartan equation
Pell's equation
Poisson's equation
Riccati equation
sine-Gordon equation
Verhulst equation
Physics
Ampère's circuital law
Bernoulli's equation
Bogoliubov–Born–Green–Kirkwood–Yvon hierarchy of equations
Bessel's differential equation
Boltzmann equation
Borda–Carnot equation
Burgers' equation
Darcy–Weisbach equation
Dirac equation
Dirac equation in the algebra of physical space
Dirac–Kähler equation
Doppler equations
Drake equation (aka Green Bank equation) Einstein's field equations Euler equations (fluid dynamics) Euler's equations (rigid body dynamics) Relativistic Euler equations Euler–Lagrange equation Faraday's law of induction Fokker–Planck equation Fresnel equations Friedmann equations Gauss's law for electricity Gauss's law for gravity Gauss's law for magnetism Gibbs–Helmholtz equation Gross–Pitaevskii equation Hamilton–Jacobi–Bellman equation Helmholtz equation Karplus equation Kepler's equation Kepler's laws of planetary motion Kirchhoff's diffraction formula Klein–Gordon equation Korteweg–de Vries equation Landau–Lifshitz–Gilbert equation Lane–Emden equation Langevin equation Levy–Mises equations Lindblad equation Lorentz equation Maxwell's equations Maxwell's relations Newton's laws of motion Navier–Stokes equations Reynolds-averaged Navier–Stokes equations Prandtl–Reuss equations Prony equation Rankine–Hugoniot equation Roothaan equations Saha ionization equation Sackur–Tetrode equation Samik Hazra equation Schrödinger equation screened Poisson equation Schwinger–Dyson equation Sellmeier equation Stokes–Einstein relation Tsiolkovsky rocket equation Van der Waals equation Vlasov equation Wiener equation
Chemistry
Arrhenius equation
Butler–Volmer equation
Eyring equation
Henderson–Hasselbalch equation
Michaelis–Menten equation
Nernst equation
Schrödinger equation
Urey-Bigeleisen-Mayer equation
Biology
Breeder's equation
Hardy–Weinberg principle
Hill equation
Lotka–Volterra equation
Michaelis–Menten equation
Poiseuille equation
Price equation
Economics
Black–Scholes equation
Fisher equation
Technology
Mansour's equation
Other equations
Mathematics
Polynomial equation
Linear equation
Quadratic equation
Cubic equation
Biquadratic equation
Quartic equation
Quintic equation
Sextic equation
Characteristic equation
Class equation
Comparametric equation
Difference equation
Matrix difference equation
Differential equation
Matrix differential equation
Ordinary differential equation
Partial differential equation
Total differential equation
Diophantine equation
Equation
Modular equation
Parametric equation
Replicator equation
Physics
Advection equation
Barotropic vorticity equation
Continuity equation
Diffusion equation
Drag equation
Equation of motion
Equation of state
Equation of time
Heat equation
Ideal gas equation
Ideal MHD equations
Mass–energy equivalence equation
Primitive equations
Relativistic wave equations
Vis-viva equation
Vorticity equation
Wave equation
Chemistry
Chemical equation (aka molecular equation) Thermochemical equation
Telecommunications engineering
Password length equation
Telegrapher's equations
Lists of equations
Constitutive equation
Laws of science
Defining equation (physical chemistry) List of equations in classical mechanics Table of thermodynamic equations List of equations in wave theory List of electromagnetism equations List of relativistic equations List of equations in fluid mechanics List of equations in gravitation List of photonics equations List of equations in quantum mechanics List of equations in nuclear and particle physics