From mboxrd@z Thu Jan  1 00:00:00 1970
From: "David Symonds" <dsymonds@gmail.com>
Subject: Re: [PATCH 6/7] include $PATH in generating list of commands for "help -a"
Date: Mon, 29 Oct 2007 22:45:31 +1100
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Cc: "Scott Parish" <sRp@srparish.net>, git@vger.kernel.org
To: "Johannes Schindelin" <Johannes.Schindelin@gmx.de>
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On 10/29/07, Johannes Schindelin <Johannes.Schindelin@gmx.de> wrote:
> Hi,
>
> On Sun, 28 Oct 2007, Scott Parish wrote:
>
> > I was thinking set operations when i named this (hense "a" and "b"),
> > but i'll try this out.
>
> Yes, I guessed that.  But in that case, "subtract" is actively wrong,
> since you cannot guarantee (and indeed do not want to assume) that one is
> the subset of the other.

The nearest set theory operation would be "difference" (or
"complement"); that does not require that the subtrahend is a subset
of the minuend.


Dave.