floating point magic

bug or feature?

python

>>> 1-.9-.1
-2.7755575615628914e-17

.. TEASER_END

1= 0

Q: How many Pentium designers does it take to change a light bulb? A: 1.99904274017, but that's close enough for non-technical people.

http://docs.sun.com/source/806-3568/ncg_goldberg.html