Trigonometric Series

A trigonometric series is a series of the form:

It is called a Fourier series if the terms and have the form:

where is an integrable function.

Read more about Trigonometric Series:  The Zeros of A Trigonometric Series, Zygmund's Book

Famous quotes containing the word series:

    “The theory of truth is a series of truisms.”
    —J.L. (John Langshaw)