Am Samstag, den 23.05.2009, 23:21 -0600 schrieb Robert Dodier:
> On 5/22/09, Richard Hennessy <rich.hennessy at verizon.net> wrote:
>
> > (%i1) integrate(1/(x^2+1)*exp(-%i*%pi*x*t),x,minf,inf);
> > Is t positive, negative, or zero?
> > p;
> > (%o1) %pi*%e^(-%pi*t)
> > (%i2) integrate(1/(x^2+1)*exp(-2*%i*%pi*x*t),x,minf,inf);
> > Is t positive, negative, or zero?
> > p;
> > (%o2) %pi*%e^(- 2*%pi*t)
> > (%i3) integrate(%*exp(2*%i*%pi*x*t),t,minf,inf);
> > Maxima encountered a Lisp error:
> > Unhandled kernel in tvar-lim
>
> I see the same error with Maxima built from CVS.
> Can you make a bug report about it? Thanks for your help.
Hello Richard, hello Robert,
you are right. I have not done the definite integral the second time.
The indefinite integral works, but not the definite integral.
I get the error too.
Dieter Kaiser