On Nov 19, 2007 2:17 PM, betty <nicepenguin@webcanine.com> wrote:
> anyone know a linear programming  model (for feed ingredients) that is
> avail as an open source program???
>
> i do my own dog diet blending and it is pretty tiring to use gnumeric
> (or else i don't know all the features; obviously another consideration)
>
> i looked on line but most (all) of the pet food programs are keeping it
> close to the vest since it is their bread and butter (sorry about the
> mixed metaphors :(  )


R is an open source stats system. You can find the source and many
contributed package at CRAN:

http://cran.r-project.org/

Here's an announcement of a linear programming kit using R:

https://stat.ethz.ch/pipermail/r-packages/2005/000121.html

Hope this helps!
Tony
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