The chain rule is a method of differentiating a function which is composed of two nested functions. That is, the chain rule provides a general case for taking the x derivative of a function f(g(x)). The chain rule states that the derivative of such a...

n. A sequence of simple and natural rules which achieves the same effect as a single highly complex rule. Cf. fell swoop. Zwicky...

Fundamental theorem Limits of functions Continuity Vector calculusTensor calculus Mean value...