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Date: Tue, 5 Jan 2016 23:32:34 +0100
From: "Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
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Subject: Re: [geda-user] Re: some more geometry module tweaks (nm maximum
 size)
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> > I agree, but we may have different ideas of what the fix would be.  If you
> > want to stop using floating point entirely, it's a huge effort, and ints
> > won't do what you want either, you need rationals.
> 
> We use nanometers, I think that's as fixed-point as we need to get :-)

Maximum size ?

Float have the nice property number os significant bits are the same regardless of decimal point position and the large range but size of circuit is probably rather well defined even if someone make such small things as integrated circuits.