[R] rate of change

Fred J. phddas at yahoo.com
Tue Mar 16 04:20:27 CET 2004


Hello
I am wondering, how do I find if R has a certain
funciton to do a given task. do I just type
help.search("rate").
I am just trying to find a function to calculate the
rate of change for a variable. I could come up with
one if there isn't any allready builtin.

thanks




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