Integration problems



This is known problem with GCL. Probably You have compiled GCL
with gcc 2.96. Rebuild it with gcc 2.95 and everything will be fine.

Mark Lawrence wrote:

> I've just installed gcl 2.4.0 and maxima 5.6 (from the tarball, not
> CVS). Things seem be working fine, except for integration. Here are
> some examples:
>
> -----------------------------------------------------------------------
>
> (C1) integrate(sin(x),x);
> Division by 0
>  -- an error.  Quitting.  To debug this try DEBUGMODE(TRUE);)
> (C2) integrate(x,x);
>                                     2      2
>                                    x  FALSE
> (D2)                               ---------
>                                        2
> (C3) integrate(1/x,x);
> (D3)                                LOG(x)
> (C4) integrate(1/x^2,x);
>                                           2
>                                      FALSE
> (D4)                               - ------
>                                        x
> (C5) integrate(x,x,0,1);
>                                          2
>                                     FALSE
> (D5)                                ------
>                                       2
>
> -----------------------------------------------------------------------
>
> I understand D3, but none of the others. I've seen integration
> problems mentioned in the list archives, but no solutions. Any
> suggestions as to how I can fix this?
>
> --
> Mark Lawrence
> www.unified-eng.com
> _______________________________________________
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--

[ Vadim V. Zhytnikov  <vvzhy@mail.ru>  <vvzhy@td.lpi.ac.ru> ]