On 2013-07-19, Aleksas Domarkas <aleksasd873 at gmail.com> wrote:
> * *>>>* 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) *
>
> You need to answer: n
Another example is asksign(x^2). This bug was fixed by commit b650fb3531
and/or d7c8841c01.
best
Robert Dodier