# 𝜋 Approximation

2015-12-19, post № 91

**mathematics**, **programming**, **Python**, #approximating, #approximation, #circle, #circle constant, #constant, #Euler, #infinite, #infinite sum, #pi, #sum

Using an infinite series shown by Euler, 𝜋 can be approximated.

The series goes as follows:

By rearranging the equation, you get the following:

Source code: pi-approximation.py