On Sat, Sep 29, 2018 at 2:32 AM Steve Barnes <[email protected]> wrote:
> One of the strengths of the IEEE float, (to set against its many
> weaknesses), is the presence of the magic value NaN. Not a Number, or
> NaA, is especially useful in that it is a valid value in any
> mathematical operation, (always returning NaN), or comparison, (always
> returning False).
>>> nan = float('nan')
>>> nan**0
1.0
... most operations. :-)
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