The Math Forum


Math Forum
 Ask Dr. Math
 Discussions
 Internet Newsletter
 MathTools
 Problems of the Week
 Teacher2Teacher
 Teacher Exchange
 Workshops

Search All of the Math Forum:
Browse our Internet Mathematics Library

Views expressed in these public forums are not endorsed by NCTM or The Math Forum.


Math Forum » Discussions » sci.math.* » sci.math.num-analysis

Topic: derivative of discrete fourier transform interpolation
Replies: 8   Last Post: Jun 6, 2013 7:24 AM

Advanced Search
Reply to this Topic Reply to this Topic

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Rusty

Posts: 108
Registered: 6/16/05
Re: derivative of discrete fourier transform interpolation
Posted: Sep 30, 2005 4:30 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Correction^2

> x(s)= (1/N)*sum {n=0...(N/2)} X(n)*exp(2i*pi*n*s/N) + (1/N)*sum
> {n=1...(N/2)-1} X(N-n)*exp(-2i*pi*n*s/N)

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© The Math Forum at NCTM 1994-2017. All Rights Reserved.