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MathGroup Archive 2003

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Re: NFourierTransform

  • To: mathgroup at smc.vnet.net
  • Subject: [mg44715] Re: NFourierTransform
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Sat, 22 Nov 2003 02:17:10 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <bpkott$cce$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

sample the function and use Fourier[]

Regards
  Jens

"Dott. Roberto Cavaliere SciSoft s.r.l." wrote:
> 
> Hi to all,
> I would like to know how to calculate the numerical Fourier transform
> for a function of two variables.
> For instance, the following one:
> NFourierTransform[Exp[-(x^2+y^2)],{x,y}, {u,v}].
> 
> The FourierTransform works fine and returns the right result, for that
> case.
> Is it possible, in other general cases, to use the numerical
> NFourierTransform on functions of two or more variables ?
> 
> Are there packages solving this problem ?
> 
> Thank you in advance.
> 
> Roberto Cavaliere
> Technical Support and Training
> Mathematica Accredited Trainer
> Scisoft S.r.l.
> rcavaliere at scisoft.it
> www.scisoft.it


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