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Date: Fri, 09 Sep 2005 14:29:45 +0200
From: Georg Bauhaus <bauhaus@futureapps.de>
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Subject: Re: Surprise in array concatenation
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Date: 2005-09-09T14:28:48+02:00
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Dmitry A. Kazakov wrote:

>>If there are 4 trees in a garden, there is really 1 tree in the
>>garden, because of modulo 3.
> 
> 
> You still missing the point, and still mixing apples and oranges.
> 
> It is not 1 tree, it is a class of equivalence: { 1 tree, 4 trees, 7 trees,
> ...}. 4 trees (a set!) is in this class (a set of sets!) which you have
> denoted as 1 (a number!)

You wanted an example of counting different from something else.
Why is the string "{{}}" different from "{}"?