periodic function

About 0.17 uses per million words.

Meaning

1. noun Any function whose value repeats after the regular addition of a period to its independent variable; i.e., a function ƒ such that, for some positive constant p, ƒ(x + p) = ƒ(x) for all x.

Similar words

periodicity antiperiodicity pseudo-period pseudoperiod elliptic function periodic continued fraction repeating decimal power function forcing function regular function