From: "Aley Keprt" <[EMAIL PROTECTED]>
> > When you divide 3E-39 by 10, you won't get 3E-40, but 0
> > ("+zero" in my definition).
> >
> > When you divide -3E-39 by 10, you won't get -3E-40, but 0
> > ("-zero" in my definition).
> >
> > You could from this get false impression that 3E-40=-3E-40.
>
> This is because computers don't use real real numbers.
> They use something, which can't be called algebra either.
> So you can't imply anything from anything. Sorry.

In that case, try calculus. The net effect is the same -- it's a mapping
problem from discrete onto continuous number sets.

Simon

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