cas complex tests



-----maxima-bounces at math.utexas.edu wrote: -----

>The?wrong?result?-4/3?of?the?first?example?integrate(sqrt((x^2-2*x +1)/x),x,0,1)?is?an?old?problem.?

Trace simpexpt and evaluate integrate(sqrt(x - 2 + 1/x,x,0,1). You'll see

 1" Enter "?simpexpt[((x-1)^2/x)^(1/2),1,false]
 1" Exit  "?simpexpt(x-1)/sqrt(x)

Since 0 < x < 1 (presumably), this simplification seems bogus.

--Barton