POV-Ray : Newsgroups : povray.off-topic : A question of pure mathematics : Re: A question of pure mathematics Server Time
14 Nov 2024 23:21:20 EST (-0500)
  Re: A question of pure mathematics  
From: Mueen Nawaz
Date: 20 Nov 2007 11:17:07
Message: <47430883@news.povray.org>
Invisible wrote:
>> This isn't quite true over the reals, even assuming you're only
>> looking for functions with a given period.  For example the function
>> which is zero everywhere except being 1 at a single point will
>> generate the same Fourier representation as the constant zero function
>> since it will have the same integrals.
> 
> O RLY?
> 
> My DSP textbook says the Fourier transform of the delta function yields
> an amplitude of 1 for all frequencies. (Whereas the Fourier transform of
> a zero signal would be a zero signal.)

	Both your book and Kevin are correct. He was not talking about the
delta function (which never has a value of 1).


-- 
ASCII stupid question... get a stupid ANSI!


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                                   anl


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