Let's trace simpexpt while evaluating integrate(sqrt(x +
1/x-2),x,0,1).Yikes!
1> (SIMPEXPT ((MEXPT) 0 -1) 1 NIL) 1> (SIMPEXPT ((MEXPT) $X -1) 1 T)
Maybe Maxima is doing a spaghetti test for continuity (throw it
against the wall to see if it sticks). Also, I don't how it is that
simpexpt doesn't give an error (is there an ignore-errors?).
Barton