From: Eric Hodel <drbrain@...7.net>
Date: 2002-12-12T04:03:25+09:00
Subject: Re: Proper Type for Dollar Amount


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Mark Probert (probertm@nortelnetworks.com) wrote:

> Interestingly, there are a bunch of rational approximations
> for irrationals that allow you to do more "serious" math
> using scaled integers:
>=20
> const      ratio            error
> ------     -----            -----
> pi         355/113          8.5e-8
> sqrt(2)    19601/13860      1.5e-9
> sqrt(3)    18817/10864      1.1e-9
> e          28667/10564      5.5e-9
> c          24559/8192       1.6e-9

Ah, but c is exactly 300,000 kilometers per second*, if you use metric,
its not a problem!

* in a vacuum

--=20
Eric Hodel - drbrain@segment7.net - http://segment7.net
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