Re: What is an XML document?

[John Cowan <jcowan@reutershealth.com>]

Dan Connolly wrote:

> Either
> 	(a) the definitions you have in mind are
> 	ultimately connected to the physical world,
> 	about which there are no logical necessities/certainties;

Just so.

> 	the best tools we have for defining such terms
> 	are very-repeatable experiments.

Terms are not defined by experiment.  I define "gold" as "one or more
atoms of the element whose atomic number is 79"; determining whether
some particular object is or is not gold depends on experiment;
but knowing what gold is, does not.

-- 
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