On Tue, Sep 30, 2008 at 00:46, Nathan Bell <
wnbell@gmail.com> wrote:
> On Tue, Sep 30, 2008 at 1:20 AM, Robert Kern <
robert.kern@gmail.com> wrote:
>>
>> F.9.9.2 The fmax functions
>> 1 If just one argument is a NaN, the fmax functions return the other
>> argument (if both arguments are NaNs, the functions return a NaN).
>> 2 The body of the fmax function might be
>> {return (isgreaterequal(x, y) ||
>> isnan(y)) ? x : y; }
>>
>> If we want to follow C99 semantics rather than our own
>> NaN-always-propagates semantics, then we should do this instead.
>>
>
> +1 for NaN-always-propagates since we have explicit variants for the
> alternative semantics.
>
> Users are more likely to remember that "NaNs always propagate" than
> "as stated in the C99 standard...".
OTOH, Python 2.6 and up will be following to the C99 standard as