partial differential

American  

noun

Mathematics.

1. an expression obtained from a given function of several variables by taking the partial derivative with respect to one of the variables and multiplying by the increment in that variable.

---

Etymology

Origin of partial differential

First recorded in 1810–20

Example Sentences

So at age 40, he opened a storefront office in a Long Island strip mall and set about proving that trading commodities, currencies, stocks and bonds could be nearly as predictable as calculus and partial differential equations.

From New York Times

For the proof-of-principle demonstration, the memristor solved static and time-evolving partial differential equations, Navier-Stokes equations, and magnetohydrodynamics problems.

From Science Daily

By incorporating functional analysis and partial differential equation theory from mathematical analysis, this study extends previous investigations on two-dimensional fluid flows to encompass three-dimensional fluid dynamics with axial symmetry conditions.

From Science Daily

The researchers, from the University of Cambridge and Cornell University, found that for partial differential equations -- a class of physics equations that describe how things in the natural world evolve in space and time -- machine learning models can produce reliable results even when they are provided with limited data.

From Science Daily

“When I got my first text on partial differential equations, I learned what love is.”

From Scientific American