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Abteilung Astronomie

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zhangfunction Source code in zhangfunction.pro

zhangfunction

Name
         zhangfunction
Purpose
         calculate and return the value of the defined ancillary
         functions  to obtain the autocovariance function in the
         nonparalyzable dead time case, for the article of Zhang et
         al., "Dead-time modifications to fast Fourier transform
         power spectra", The Astrophysical Journal, 449:930-935, 1995
Category
         timing tools
Calling Sequence
         zhangfunction(k,nind,deadt,incrate,bt)
Input Parameters
         k       : autocovariance function index, k = 0,.....nbin-1
         nind    : summation index, n = 1,....infinite
         deadt   : length of deadtime
         incrate : mean incident event rate of lightcurve
         bt    : bintime of lightcurve
Optional Input Parameters
         none
Keyword Parameters
         none
Output Parameters
         zhangfunction : h(k,n), eq. 35 in ApJ 449, 930, 1995
Optional Output
         none
Common Blocks
         none
Side Effects
         none
Restrictions
         see procedure zhangpsd
Procedure
         none
Example
         zhangfunction(2,4,10E-6,20000,1E-6)
Revision History
         Version, 1998/03/12, Sara Benlloch (IAAT)
                              (benlloch@astro.uni-tuebingen.de)

Last modified by pro2html on 2005 January 04 at 16:50 UTC

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Jörn Wilms (wilms@astro.uni-tuebingen.de)
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