Calculus of functions

that branch of mathematics which treats of the forms of functions that shall satisfy given conditions.
See under Calculus.

See also: Calculus, Function

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
I try to reconcile the antithesis--for it does seem to be one--between two things: on the one hand, the purity and simplicity exemplified by the calculus of functions and, on the other hand, some very concrete ideas about concurrency and interaction suggested by programming and the realities of communication.