TSa writes:

> Smylers wrote:
> > I'd much prefer for introductory Perl books not to have to explain
> > what "Euclidean" means.
> Yeah, it will not dive into the exact reasons why the floor
> definition was chosen, either.

Sure, if we _only_ have floor (or indeed if we _only_ have one of the
others).  But as soon as we have two different sorts of div, it's
necessary to explain the difference between them.


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