Daniel Stutzbach stutzbach at google.com
Tue Mar 29 00:51:56 CEST 2011

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On Mon, Mar 28, 2011 at 12:49 AM, Raymond Hettinger <
raymond.hettinger at gmail.com> wrote:

> Do a google code search for R's builtin functions cumsum, cumprod, cummin,
> and cummax. Look at mumpy's accumulate ufunc which works with many
> operators. APL and K also have an accumulate tool which takes arbitrary
> functions.
>

Thanks.  I had not been thinking along numeric lines.  I can see how these
would be useful for working with matrices, vectors, and similar constructs.

-- 
Daniel Stutzbach
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