Mathematica 9 is now available
Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2006
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2006

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: FoourierTransform of a function defined in sections

  • To: mathgroup at smc.vnet.net
  • Subject: [mg70205] Re: [mg70176] FoourierTransform of a function defined in sections
  • From: gardyloo <gardyloo at mail.wsu.edu>
  • Date: Sat, 7 Oct 2006 07:07:55 -0400 (EDT)

Hi, Eckhard,

  Here's the result that 5.2 gives me (no errors given):

-((2*Sqrt[2/Pi]*Sin[p*Pi])/(-4*p + p^3))

   Hope that helps!

           C.O.

Eckhard Schlemm wrote:
> Hello,
>
> I want Mathematica to calculate the FourierTransform of a function which is
> defined by Sin[x]^2 for Abs[x]<PI and zero else. I tried and defined the
> function g as follows:
>
> g[x_]:=If[Abs[x]>PI,0,Sin[x]^2];
>
> That works fine. But if I have mathematica try to determine the
> FourierTransform by
>
> FourierTransform[g[x],x,p]
>
> I always get the error that the recursion limit and the iteration limit were
> exceeded...
>
> what am I'm doing wrong?
>
> Any help is appreciated
>
> thanks
>
> Eckhard
>
> --
> _________________________
> Ludwig Schlemm
> Tel: +49 (0) 160 91617114
> LudwigSchlemm at hotmail.com
>
>
>
>   

-- 
==========================================================
Curtis Osterhoudt          
gardyloo at mail.remove_this.wsu.and_this.edu
PGP Key ID: 0x088E6D7A
Please avoid sending me Word or PowerPoint attachments
See http://www.gnu.org/philosophy/no-word-attachments.html
==========================================================


  • Prev by Date: Re: FoourierTransform of a function defined in sections
  • Next by Date: Re: JLink OutOfMemoryError
  • Previous by thread: Re: FoourierTransform of a function defined in sections
  • Next by thread: Re: FoourierTransform of a function defined in sections