>>>>> "Gosse" == Gosse Michel <michel.gosse@freesbee.fr> writes:
Gosse> Hello
Gosse> With maxima 5.6, the following command :
Gosse> integrate(1/cos(x)^2,x,0,%PI/4);
Gosse> give the answer :
Gosse> lim(x->0) tan(x+%PI/4)
Gosse> I would expect that maxima returns the real 1, because it is a very
Gosse> classical function to integrate.
Appears to be a bug in maxima's limit function:
(C1) limit(tan(x+%pi/4),x,0,minus);
%PI
(D1) limit TAN(x + ---)
x -> 0- 4
Don't know why it can't determine this for itself. It has no problem
with sin(x+%pi/4). And it works correctly for cot(x+%pi/4)!
Ray