['arithmetic'] is in these articles:
binary floating point arithmetic
, multiple precision arithmetic in Python. The project's home page is
The PyMOTW takes a look at the
module which provides functions for doing date and time parsing and arithmetic.
This article discusses
IEEE floating point arithmetic in Python
including such nastiness as the concepts of infinity (inf) and not-a-number (nan).
The limitations of floating point arithmetic (IEEE 754) and some of the
['arithmetic'] is in these pages: