[R] difference along a vector
ehlers at ucalgary.ca
Wed May 12 21:17:41 CEST 2010
?diff and look at argument 'lag'.
On 2010-05-12 13:06, Clark Johnston wrote:
> I was looking for a function which would take the difference along a vector?
> if I set the number difference to 3 would return
> or do I need to write my own function for this.
University of Calgary
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