On Jan 9, 11:31 am, "Richard D. Moores" <rdmoo...@gmail.com> wrote: > Is there a way in Python 3.1 to calculate pi to greater accuracy using > Machin's Equation? Even to an arbitrary number of places?
There's no arbitrary-precision version of atan included with Python. You could write your own (e.g., based on argument reduction + Taylor series) for use with the decimal module, or you could use one of the various 3rd party arbitrary-precision arithmetic packages that do provide atan. Mark -- http://mail.python.org/mailman/listinfo/python-list
