a differential equation containing partial derivatives.
noun, Mathematics. 1. the process of finding one of the partial derivatives of a function of several variables.
- Partial eclipse
noun 1. an eclipse, esp of the sun, in which the body is only partially hidden Compare total eclipse, annular eclipse partial eclipse An eclipse in which the part of the surface of a celestial object is obscured. See more at eclipse.
- Partial equivalence relation
(PER) A relation R on a set S where R is symmetric (x R y => y R x) and transitive (x R y R z => x R z) and where there may exist elements in S for which the relation is not defined. A PER is an equivalence relation on the subset for […]
- Partial evaluation
compiler, algorithm (Or “specialisation”) An optimisation technique where the compiler evaluates some subexpressions at compile-time. For example, pow x 0 = 1 pow x n = if even n then pxn2 * pxn2 else x * pow x (n-1) where pxn2 = pow x (n/2) f x = pow x 5 Since n is known […]