On 07/18/2013 12:22 PM, Przemek Klosowski wrote:
> Recently, Pyotr Ivanishin asked for help and it seems that his troubles
> result from the following problem with integrate():
>
> integrate(x^k,x);
> Is k + 1 zero or nonzero?
>
> nonzero;
> (%o15) log(x)
> (%i16) integrate(x^k,x);
> Is k + 1 zero or nonzero?
>
> zero;
> (%o16) log(x)
My apologies for truncated post: it is Maxima 5.30.0 using Lisp SBCL
1.1.8-2.fc19 (Fedora19 on x86_64)