Leibniz Series for π

In this article we prove the Leibniz series for π which states that π4=∑n=0∞(−1)n2⋅n+1.$${\pi \over 4} = \sum\limits_{n = 0}^\infty {{{\left( { - 1} \right)^n } \over {2 \cdot n + 1}}.} $$

Bibliographic Details
Main Author: Pąk Karol
Format: Article
Language:English
Published: Sciendo 2016-12-01
Series:Formalized Mathematics
Subjects:
Online Access:https://doi.org/10.1515/forma-2016-0023