Thank you Richard and Stavros. Since this bug seem to be introduced
after Maxima 5.12, I suspect that instead of filling a bug report, it
would be better to fix the problem before releasing 5.13.
Milan
* Richard Fateman <fateman at cs.berkeley.edu> [2007-08-20 09:43:05 -0700]:
> Clearly this is a bug.
>
> -----Original Message-----
> From: maxima-bounces at math.utexas.edu [mailto:maxima-bounces at math.utexas.edu]
> On Behalf Of Milan Lukic
> Sent: Monday, August 20, 2007 9:29 AM
> To: maxima at math.utexas.edu
> Subject: An integration question
>
> I don't understand how/why Maxima returns the following:
>
> (%i3)
> integrate(cos(x)-cos(x-c),x,0,c/2)=%pi-c-integrate(cos(x-c),x,c,%pi/2+c);
> Is c positive, negative, or zero?
>
> pos;
> (%o3) 2*sin(c/2)-sin(c) = -c+sin((4*%pi*false-%pi)/2)-sin(2*%pi*false)+%pi
>
> What is this "false" doing in the answer? In case it plays any role,
> here is the build_info:
>
>
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