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Re: [Bug-gsl] Documentation errors

From: Brian Gough
Subject: Re: [Bug-gsl] Documentation errors
Date: Thu, 9 Mar 2006 16:04:19 +0000

Torquil Macdonald Sørensen writes:
 > I have found two errors in the GSL documentation (both online and in my 
 > debian unstable GSL documentation), in the Fast Fourier Transforms section:
 > 1) In the section "Overview of real data FFTs", in the formula for c_k, 
 > the subscript on x should be j, not k, since the sum is over j.
 > 2) In the section "Radix-2 FFT routines for real data", under the 
 > description of the "gsl_fft_real_radix2_transform"-function. In the 
 > table showing the arrangement of the output data,
 > "complex[N/2].real = 0" should be "complex[N/2].imag = 0", shouldn't it?

Thanks for the bug report, you are correct. I will correct those
errors in the next release.

best regards,

Brian Gough

Network Theory Ltd,
Publishing Free Software Manuals --- http://www.network-theory.co.uk/

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