Learn about fourier series, trigonometrical fourier series

[seema283k]

sir please give me a good way to learn about Fourier series, trigonometrical Fourier series.
explain the term by examples and by 3-d figure and imagination

 

[foxjwill]

Have you tried your local university's library?

 

[HallsofIvy]

This is probably not a good place for a complete course!