> On 30 Mar 2023, at 22:30, Chris Angelico <ros...@gmail.com> wrote: > > On Fri, 31 Mar 2023 at 08:13, Oscar Benjamin <oscar.j.benja...@gmail.com> > wrote: >> >>> On Thu, 30 Mar 2023 at 17:31, Andreas Eisele <andreas.eis...@gmail.com> >>> wrote: >>> >>> I sometimes make use of the fact that the built-in pow() function has an >>> optional third argument for modulo calculation, which is handy when dealing >>> with tasks from number theory, very large numbers, problems from Project >>> Euler, etc. I was unpleasantly surprised that math.pow() does not have this >>> feature, hence "from math import *" overwrites the built-in pow() function >>> with a function that lacks functionality. I am wondering for the rationale >>> of this. Does math.pow() do anything that the built-in version can not do, >>> and if not, why is it even there? >> >> It is useful for when you want the pure floating point power which has >> an approximately fixed computational cost (unlike integer powers). >> Perhaps it would have been better if it was named fpow similar to fsum >> vs sum. >> > > It's called math.pow. That on its own should be a strong indication > that it's designed to work with floats.
So long as you know that the math module is provided to give access the C math.h functions. Barry > > ChrisA > -- > https://mail.python.org/mailman/listinfo/python-list > -- https://mail.python.org/mailman/listinfo/python-list