Excerpts from Joey's message of Fri Jul 08 20:14:29 -0400 2011:

> the list generated by numpy is of form [ a+bi, c+di, ...]

>

> could anybody tell me the meaning of the coefficients a and b? I am

> very confused about fourier transform!

>
a+bi is a typical complex number. a is the real part, b is the imaginary.

Python uses j,

>>> 4+5j
(4+5j)

http://en.wikipedia.org/wiki/Complex_number
http://docs.python.org/library/stdty...l#typesnumeric
--

Corey Richardson

"Those who deny freedom to others, deserve it not for themselves"

-- Abraham Lincoln

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