asin and acos wrong



Greetings!  This is all very odd, as in my gcl-2.6.1:
>
(asin 0.5)

0.52359877559829893

Take care,

"Jaime E. Villate" <villate@gnu.org> writes:

> I also have the recent GCL version:
> 
> (C1) build_info();
> Maxima version: 5.9.0
> Maxima build date: 19:17 9/9/2003
> host type: i686-pc-linux-gnu
> lisp-implementation-type: Kyoto Common Lisp
> lisp-implementation-version: GCL-2-6.0999999999999996
> 
> Jaime
> 
> On Wed, Oct 01, 2003 at 01:13:36PM -0500, James Amundson wrote:
> > Wow. That is very bad.  The problem seems to be a bad interaction
> > between (presumably) newer versions of GCL and Maxima. The GCL-Maxima
> > 5.9.0 we distribute in RPM does not have the problem:
> > 
> > ------------------------------------------------------------------
> > (C1) build_info();
> > 
> > 
> > Maxima version: 5.9.0
> > Maxima build date: 22:24 2/9/2003
> > host type: i386-redhat-linux-gnu
> > lisp-implementation-type: Kyoto Common Lisp
> > lisp-implementation-version: GCL-2-5.0
> > 
> > (D1)
> > (C2) asin(0.5);
> > 
> > (D2)                            0.5235987755983
> > ------------------------------------------------------------------
> > 
> > The GCL-Maxima I have in my development area (which I think is identical
> > to the current cvs), when compiled with a recent cvs version of GCL,
> > does have the problem:
> > ------------------------------------------------------------------
> > (C1) build_info();
> > 
> > 
> > Maxima version: 5.9.0.1cvs
> > Maxima build date: 7:43 9/25/2003
> > host type: i686-pc-linux-gnu
> > lisp-implementation-type: Kyoto Common Lisp
> > lisp-implementation-version: GCL-2-6.0999999999999996
> > 
> > (D1)
> > (C2) asin(0.5);
> > 
> > (D2)                                  0.5
> > ------------------------------------------------------------------
> > 
> > Please send the build_info() output for your Maxima.
> 
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> 
> 
> 

-- 
Camm Maguire			     			camm@enhanced.com
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