[om] Units example usage ?

[Bill Naylor]

On Mon, 28 Apr 2003 sal at dcs.st-and.ac.uk wrote:

> Date: Mon, 28 Apr 2003 09:07:23 +0100
> From: sal at dcs.st-and.ac.uk
> Reply-To: om at openmath.org
> To: om at openmath.org
> Subject: Re: [om] Units example usage ?
>
> Irrelevant but:
>
> Glancing at the CD I see that you say the Speed of Light is approximately nnn
> m/s. Isn't it exactly that by the definition of the second?
>
> 	Steve

You may be correct, I'm not a physicist, I assumed (wrongly) all these
(physical) things where approximate, anyway the definition of approximate
is sufficiently 'woolly' that eq may be taken as a special case of approx
(no?)

Bill
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