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From: "Randy Brukardt" <randy@rrsoftware.com>
Newsgroups: comp.lang.ada
Subject: Re: ANN: Interval arithmetic for Ada v1.10
Date: Mon, 13 Feb 2012 17:54:38 -0600
Organization: Jacob Sparre Andersen Research & Innovation
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Date: 2012-02-13T17:54:38-06:00
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"Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de> wrote in message 
news:14rgs8a1yadls$.wp13ue9y7cax.dlg@40tude.net...
...
> Intervals are widely used in measurements, mathematical statistics and
> fuzzy.

Not to mention the definition of real number arithmetic in Ada. The "model 
interval" (G.2.1(4)) of a result specifies the range of values possible from 
a computation which still would be considered a correct Ada implementation 
(any value within that range is allowed).

                                           Randy.