[Maxima] integral of 1/(x^4+3*x^2+1) fails

[Andrej Vodopivec]

2008/6/2 Barton Willis <willisb at unk.edu>:
> I see that the "poor man's integrator" handles some rational functions.
> Does this
> method determine the antiderivative of all rational functions? I recall
> that some
> time ago somebody wrote Maxima code for the poor man's integrator. Might be
> useful to test this code and place it into /share?

My port is here:

http://wxmaxima.sourceforge.net/pmint.mac

-- 
Andrej