[R] Generalized cumsum?

OKB (not okblacke) brenbarn at brenbarn.net
Wed Sep 16 23:09:34 CEST 2009

baptiste auguie wrote:

> ?Reduce
> maybe

    	No, Reduce reduces an entire vector to a single value by repeatedly 
combining adjacent elements.  I'm looking to convert a vector to another 
vector where each element is some arbitrary aggregating function applied 
to the first n elements of the vector.

--OKB (not okblacke)
Brendan Barnwell
"Do not follow where the path may lead.  Go, instead, where there is
no path, and leave a trail."
	--author unknown

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