The Navier–Stokes differential equation, used to model airflow around an obstruction. A Partial differential equation is a type of differential equation which relates a multivariable function to its partial derivatives. They are very commonly used in engineering and physics. Examples The Diffusion Equation The Laplace Equation The Wave Equation This differential equation-related article contains minimal information concerning its topic. You can help the Mathematics Wikia by adding to it. Retrieved from "https://math.wikia.org/wiki/Partial_differential_equation?oldid=27109" Categories: Differential equation stubs Partial differential equations Community content is available under CC-BY-SA unless otherwise noted.