Re: [Help] How to find the minima of a function like f(x,y,z,w) = max{|x-y|,|x-z|,|x-w|,|y-z|,|y-w|,|z-w|}

["Rusty"]

"Jaime Gaspar" <@> wrote in message 
news:DDAC168FB5C09749AD96D27804CA35D106D21DE0@xxxxxxxxxx
> Hi!
>
> Can anyone tell how can I find the minima of a function like
>
>    f(x,y,z,w) = max{|x-y|,|x-z|,|x-w|,|y-z|,|y-w|,|z-w|}
>
> over some subset of R^4?
>

Set x = y = w = z = some value K.

then f(x,y,z,w) = 0

can't get much more minimum than that.

rusty