Try this:
> f <- function(x, y, z) (x + y + z)^2
> integrate(f, 0, 1, x = 0, z = 0) # integrate f setting x=z=0
0.3333333 with absolute error < 3.7e-15
On 10/14/06, Lorenzo Isella <lorenzo.isella at gmail.com>
wrote:> Dear All,
>
> I am working with functions of several variables, e.g. f(x,y,z).
> At some point, I would like to fix y and z and consider the resulting
> function of x only for numerical interation with the integrate
> routine.
> I know how to define a wrapper g<-function() {f(x,y,z)} , but I could
> not get a sort of wrapper for two variables.
> Any suggestions?
> Many thanks
>
> Lorenzo
>
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