--- Steve Howell <[EMAIL PROTECTED]> wrote:
>
> --- Stef Mientki <[EMAIL PROTECTED]>
> wrote:
> > Maybe he meant
> > sin(x)^2 + cos(x)^2
> > which is well known demodulation technique if you
> > create two signals 90 degrees out of phase.
> >
>
A more realistic subexpression where you might repeat
yourself:
lambda t: a[0]/2 + sum(a[n]*cos(n*f*t) +
b[n]*sin(n*f*t) \
for n in range(1,101))
http://en.wikipedia.org/wiki/Fourier_series
Granted it's not the best style to cram it in a
lambda, but I think some folks might prefer the
terseness.
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