Python doesn't know how to do math?

[Keith Woeltje]

Although the question has  been amply answered with references to the 
tutorial et al., I came across this reference today, and thought of this 
thread.

http://docs.sun.com/htmlcoll/coll.648.2/iso-8859-1/NUMCOMPGD/ncg_goldberg.html

It is an edited reprint of the paper What Every Computer Scientist 
Should Know About Floating-Point Arithmetic, by David Goldberg, 
published in the March, 1991 issue of Computing Surveys