Re: [Rd] symbollic differentiation in R

2007-05-13 Thread Gabor Grothendieck
On 5/13/07, Gabor Grothendieck <[EMAIL PROTECTED]> wrote: > On 5/13/07, Andrew Clausen <[EMAIL PROTECTED]> wrote: > > Hi all, > > > > I wrote a symbollic differentiation function in R, which can be downloaded > > here: > > > >http://www.econ.upenn.edu/~clausen/computing/Deriv.R > >h

Re: [Rd] symbollic differentiation in R

2007-05-13 Thread Gabor Grothendieck
On 5/13/07, Andrew Clausen <[EMAIL PROTECTED]> wrote: > Hi all, > > I wrote a symbollic differentiation function in R, which can be downloaded > here: > >http://www.econ.upenn.edu/~clausen/computing/Deriv.R >http://www.econ.upenn.edu/~clausen/computing/Simplify.R > > It is just a pr

[Rd] symbollic differentiation in R

2007-05-13 Thread Andrew Clausen
Hi all, I wrote a symbollic differentiation function in R, which can be downloaded here: http://www.econ.upenn.edu/~clausen/computing/Deriv.R http://www.econ.upenn.edu/~clausen/computing/Simplify.R It is just a prototype. Of course, R already contains two differentiation functio