Subject: Re: [Gcl-devel] float numbers in xmaxima 5.9 GCL
From: Camm Maguire
Date: 13 Nov 2003 23:23:41 -0500
Greetings! I don't know what version of GCL this build is atop, but
in latest stable (2.6.1):
gcl
GCL (GNU Common Lisp) (2.6.1) Thu Nov 6 16:23:13 UTC 2003
Licensed under GNU Library General Public License
Dedicated to the memory of W. Schelter
Use (help) to get some basic information on how to use GCL.
>most-positive-short-float
3.402823S38
>most-positive-long-float
1.7976931348623157E308
>most-positive-single-float
1.7976931348623157E308
>most-positive-double-float
1.7976931348623157E308
>single-float-epsilon
1.1107651257113995E-16
>double-float-epsilon
1.1107651257113995E-16
>short-float-epsilon
5.960465S-8
Please let me know if these are incorrect.
Take care,
Richard Fateman <fateman@cs.berkeley.edu> writes:
> What gives...
>
> MAXIMA>>>most-positive-single-float
>
> 1.7976931348623158E307
> MAXIMA>>>most-positive-double-float
>
> 1.7976931348623157E308
> MAXIMA>>>single-float-epsilon
>
> 1.1107651257113995E-16
> MAXIMA>>>double-float-epsilon
>
> 1.1107651257113995E-16
> MAXIMA>>>
>
> So there is no difference between single and double precision
> in GCL, but the largest double is 10X larger than the
> maximum single??
>
> RJF
>
>
>
>
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> Gcl-devel@gnu.org
> http://mail.gnu.org/mailman/listinfo/gcl-devel
>
>
>
--
Camm Maguire camm@enhanced.com
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