'integrate' does not allow parameter limits. For example, the limits of x is
(z/y, Inf) while z and y are unkonwn.

On Fri, Apr 8, 2011 at 9:46 PM, Ravi Varadhan <rvaradhan@jhmi.edu> wrote:

> ?integrate
>
> ________________________________________
> From: r-help-bounces@r-project.org [r-help-bounces@r-project.org] On
> Behalf Of cindy Guo [cindy.guo3@gmail.com]
> Sent: Friday, April 08, 2011 9:21 PM
> To: r-help@r-project.org
> Subject: [R]  integration
>
> Hi, All,
>
> I have a density function with 3 variables which is defined on some
> irregular domain, and I want to get the marginal distribution of each
> variable. Is there any function doing this?
>
> A simple example is p(x,y,z)=x*y*z*I(xy>z). So each marginal distribution
> is
> a function of the other two variables. My density form is very complicated,
> so I cannot do it by hand. I was just wondering if there is any function in
> R for this?
>
> Thanks,
>
> Cindy
>
>         [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
> and provide commented, minimal, self-contained, reproducible code.
>

	[[alternative HTML version deleted]]

