On Wed, May 19, 2010 at 6:46 AM, Tobias Katz <tobi...@web.de> wrote:
> Hi,
> I am trying to use sage for signal analysis and didn't find a solution
> to perform symbolic convolution. Is there a way to do this?
> Has anybody done something similar in sage before?
Do you mean this, for example?
sage: x,t = var("x,t")
sage: assume(t>0)
sage: f = function("f",x)
sage: g(t) = integral(f(x)*sin(t-x),x,0,t)
sage: g
t |--> -integrate(sin(-t + x)*f(x), x, 0, t)
>
> Is there a way to work with the sine integral?
> I tried to get it by integrating a sinc-function but I didn't get
> anything usable.
>
> Would be great if anybody could give me a hint.
>
> Thanks,
> Tobias
>
> --
> To post to this group, send email to sage-support@googlegroups.com
> To unsubscribe from this group, send email to
> sage-support+unsubscr...@googlegroups.com
> For more options, visit this group at
> http://groups.google.com/group/sage-support
> URL: http://www.sagemath.org
>
--
To post to this group, send email to sage-support@googlegroups.com
To unsubscribe from this group, send email to
sage-support+unsubscr...@googlegroups.com
For more options, visit this group at
http://groups.google.com/group/sage-support
URL: http://www.sagemath.org
