signum() not in math?
Robin Becker
robin at jessikat.fsnet.co.uk
Sat Oct 13 05:11:48 EDT 2001
In article <pcolmigtsz3.fsf at thoth.home>, Harald Hanche-Olsen
<hanche at math.ntnu.no> writes
....
>>>> import math
>>>> math.atan2(0.,-1.)
>3.1415926535897931
>>>> math.atan2(-0.,-1.)
>-3.1415926535897931
>
perhaps we need some new type to distinguish numbers which might result
in this behaviour. Then we could have a flame war about introducing it
:)
--
Robin Becker
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