
Boost : 
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 20080429 14:33:16
AMDG
Paul A Bristow wrote:
>> T edit_distance(T a, T b)
>>
>
>
>> Returns the number of floating point representations between values a and b.
>>
>
> Definitely useful.
>
> Not convinced by this name, but I'll think about it.
>
> Signed sounds obvious but I suspect choice may be more complicated than it seems.
>
It's more intuitive to get the unsigned value from the signed than the
other way around.
std::abs(edit_distance(a, b))
vs.
copysign(edit_distance(a, b), b  a)
In Christ,
Steven Watanabe
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