On 2009-03-08 12:39, Mark Dickinson wrote:
On Mar 7, 2:14 pm, Christian Heimes<li...@cheimes.de> wrote:
Steven D'Aprano wrote:
Yes. Floating point NANs are required to compare unequal to all floats,
including themselves. It's part of the IEEE standard.
As far as I remember that's not correct. It's just the way C has
interpreted the standard and Python inherited the behavior. But you may
proof me wrong on that.
Steven's statement sounds about right to me: IEEE 754
(the current 2008 version of the standard, which supersedes
the original 1985 version that I think Robert Kern is
referring to)
Yes.
--
Robert Kern
"I have come to believe that the whole world is an enigma, a harmless enigma
that is made terrible by our own mad attempt to interpret it as though it had
an underlying truth."
-- Umberto Eco
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