From: Suraj Kurapati <snk@...>
Date: 2007-02-21T11:55:15+09:00
Subject: Re: Range#overlap?

unknown wrote:
> I think that overlap? and within? are two different things, which I'm 
> not sure you think from your email. Overlap? suggests, to me, that a 
> subset of the things one range includes is the same as a subset of 
> things that the other range includes. Within? suggests that all of one 
> range is contained in a subset of the other range.

Agreed. These terms evoke the following synonyms in my mind:

  overlap?   means   intersect?

  within?    means   subset?

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