Table of Contents

Statistics - (Periodicity|Periodic phenomena|Cycle)

About

Periodic phenomena such as:

Model

Trigonometric functions are important in modeling periodic phenomena:

See wiki/Periodic_function

All periodic functions can be exactly represented by Fourier Series

A function is periodic, with fundamental period T, if the following is true for all t: <MATH> f(t+T)=f(t) </MATH>