On 29-08-2013 18:55, Przemek Klosowski wrote:
> On 08/28/2013 01:29 PM, Wilhelm Haager wrote:
>>
>> (%i1) integrate(sin(omega*t)*exp(-s*t),t,0,inf);
>> Is s positive, negative or zero?
>>
>> An answer is not accepted (neither n, nor z, nor p).
>> The old Maxima version 5.27.0 works fine.
> It accepts the answer but it asks 5 times and you have to provide it
> obediently :)
>
But even after you provide the answer 5 times, the integral is not
solved while it is solved without problem if you use assume(s>0). That's
why I suggested that Wilhelm filed a bug report.
Jaime