Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2004
*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 2004

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

Search the Archive

fourier ( FFT )

  • To: mathgroup at smc.vnet.net
  • Subject: [mg52077] fourier ( FFT )
  • From: bar at ANTYSPAM.ap.krakow.pl
  • Date: Wed, 10 Nov 2004 04:45:14 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

Hi

My file has form:
x1  f(x1)
x2  f(x2) ....

How can I use Mathematica to obtain frequencies ?

Fourier[] works on only one list!

When i tested with f(x)=Sin[a x] sometimes 
i obtained wrong result.


regards, Olaf


  • Prev by Date: Re: Zero divided by a number...
  • Next by Date: First question
  • Previous by thread: webMathematica: how to take objects passed into a JSP page and manipulate them in the MSP tags
  • Next by thread: Re: fourier ( FFT )