(unknown charset) Re: systematic errors

From: (unknown charset) John E. Davis <davis_at_email.domain.hidden>
Date: Thu, 13 Aug 2009 11:39:15 -0400
Manfred Hanke <Manfred.Hanke_at_email.domain.hidden>        data = get_data_counts(indx);
>+      variable sys_err_frac = get_sys_err_frac(indx);
>+      if(length(sys_err_frac))
>+        data.err = sqrt( data.err^2 + (sys_err_frac*data.value)^2 );
>+           dnote = get_data_info(indx).notice;

I just want to point out that it is probably better to use "hypot":

    data.err = hypot (data.err, sys_err_frac*data.value);

I realize that the RSS intent is less clear but anyone looking at the
code this deeply will understand it.

Thanks,
--John
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Received on Thu Aug 13 2009 - 11:39:22 EDT

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