This seems way too specialised to be in Clojure core.

- James


On 6 February 2014 10:59, Jim - FooBar(); <jimpil1...@gmail.com> wrote:

> Hi all,
>
> I often see this code for summing up a range from 0-N : `(reduce + (range
> N))`
>
> However there is a much faster way for this :   `(/ (* N (dec N)) 2)`
>
> Do you think this should be in the language so that people do not use the
> slow version?
>
> Jim
>
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