Re: finding Fourier Series.
- To: mathgroup at smc.vnet.net
- Subject: [mg63888] Re: finding Fourier Series.
- From: pdesai1 at umbc.edu
- Date: Sat, 21 Jan 2006 01:50:36 -0500 (EST)
- References: <200601180739.CAA26311@smc.vnet.net><dqqbie$lr3$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Carl K. Woll wrote:
> bd satish wrote:
> > Hi buddies,
> >
> > Which command (in MATHEMATICA) should I use to evaluate the
> > so-called Discrete-Time Fourier Series ?
> >
>
Hmm.. Is'nt that something like the Z-Transform??
> Perhaps the functions in the standard package Calculus`FourierTransform`
> may help?
>
> Carl Woll
> Wolfram Research
>
> > Another bug: ---
> >
> >
> > The command FOURIER[ { list } ] finds the FFT (Fast Fourier
> > Transform) of a list. How can I evaluate FFT symbolically (instead of a
> > numerical list ) ?
> >
> > Specifically ,
> >
> > find the FFT of a^n * UnitStep[n] , n belongs to integer
> > and Abs[a] < 1
> >
- References:
- finding Fourier Series.
- From: bd satish <bdsatish@gmail.com>
- finding Fourier Series.