Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail
From: Richard Heathfield <rjh@cpax.org.uk>
Newsgroups: comp.theory
Subject: Re: Negative zero doesn't exist
Date: Fri, 30 May 2025 10:09:44 +0100
Organization: Fix this later
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Message-ID: <101bsko$de5s$2@dont-email.me>
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On 30/05/2025 09:16, Mikko wrote:

<snip>

> However, when working with approximate values it may be useful
> to know whether the true value is positive or negative even
> when for other values a little more or less is insignifcant.
> One such case is temperature where the difference between -0.1
> °C can be significantly different from +0.1 °C for practical
> purpoises even when the difference between, say, 5 °C and 6 °C
> isn't.

Practical porpoises will avoid -0.1°C because it makes swimming 
too difficult.

-- 
Richard Heathfield
Email: rjh at cpax dot org dot uk
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