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[Jerry Jensen]

Good point. Besides being a good general habit, it would be especially important to make recursive functions private.
.Jerry

> On Feb 16, 2015, at 7:18 PM, Geoff Canyon <gcanyon at gmail.com> wrote:
> 
> It's important to note that the efficiency is all/mostly in the function
> call, not in the execution of the function itself. So for really short
> functions that will be called many times, this is significant. For longer
> functions, the difference all but vanishes: