Homework?  We don't do homework here...

-- Bert



On Wed, Aug 28, 2013 at 10:02 AM, Edoardo Baldoni <edoardo.baldoni@gmail.com
> wrote:

> Dear R-help,
>
> I would like to ask you how to find the critical points of a function of
> several variables such as the following one:
>
> x = seq(-10,10,0.2)
> y = seq(-10,10,0.2)
> zfunc = function(x,y) x^2 + y^2
> z = outer(x,y,zfunc)
> persp(x,y,z,theta = 30,phi=1,ticktype='detailed')
>
>
> Thanks
>
> Edoardo
>
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>
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> and provide commented, minimal, self-contained, reproducible code.
>



-- 

Bert Gunter
Genentech Nonclinical Biostatistics

Internal Contact Info:
Phone: 467-7374
Website:
http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm

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