On Tue, Nov 24, 2020 at 8:26 AM Wes Turner <wes.tur...@gmail.com> wrote:
>
> Is there a different IEEE spec or CAS that distinguishes between 1/x and 2/x 
> where x=0?
>
> assert 1/0 != 2/0 != math.inf/0
>

No, why should there be? There is absolutely no difference between
them mathematically.

The limit of 1/x as x tends towards 0 is exactly the same as the limit
of 2/x as x tends towards 0. (If you approach it from the negative
side, you get negative infinity, which is what you get if you
calculate 1/-0. Otherwise, you get positive infinity.)

ChrisA
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