What version of Maxima are you running? In Maxima 5.25.1 GCL 2.6.8, I get:
(%i1) integrate(sin(x)^2/x,x,minf,inf);
Principal Value
(%o1) 0
On Fri, Jan 27, 2012 at 01:42, Dmitry Shkirmanov <piminusmeson at bk.ru> wrote:
> (%i1) integrate(sin(x)^2/x,x,minf,**inf);
> Principal Value
> log(- 1)
> (%o1) - --------
> 2
> (%i2) integrate(sin(x)^2/x,x,**10000000000,10000000000);
> (%o2) 0
> (%i3)
>
> Function sin(x)^2/x is odd function, so it seems that
> integrate(sin(x)^2/x,x,minf,**inf) must return 0. Am i wrong?
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