Named equations Arrhenius equation Bernoulli's equation Black-Scholes equation Darcy-Weisbach equation Dirac equation Drake equation Euler's equation Euler-Lagrange equation Fokker-Planck equation Fredholm integral equation Gibbs-Helmholtz equation Green Bank equation Klein-Gordon equation Korteweg-de Vries equation Lane-Emden equation Langevin equation Laplace's equation Lorentz equation Nernst equation Pell's equation Poisson's equation Prony equation Rankine-Hugoniot equation Riccati equation Schrödinger equation Sellmeier equation Van der Waals equation Wiener equation