[Numpy-discussion] [Python-3000] PEP 31XX: A Type Hierarchy for Numbers (and other algebraic entities)
David Goldsmith
David.L.Goldsmith at noaa.gov
Fri Apr 27 16:29:45 EDT 2007
Anton Sherwood wrote:
>>> Jan Grant wrote:
>>>
>>>> . . . the space of doubles include a small number of things
>>>> that aren't representable by a rational (+/- inf, for instance).
>>>>
>
>
>> Anton Sherwood wrote:
>>
>>> +1/0, -1/0
>>>
>
> David Goldsmith wrote:
>
>> Are not unique representations for inf/-inf, (if that matters).
>>
>
> No rational representation is unique!
>
>
Of course - as soon as I hit send I knew someone was going to shoot that
back at me! :-) But for some reason (I'm speaking rhetorically, I know
the reasons) they always drilled home non-zero/zero undef., not = inf.
DG
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