Madhava of Sangamagrama
The life of Madhava of Sangamagrama - The Forgotten Father of Calculus
Madhava-Leibniz Series
An infinite series for π discovered centuries before European mathematicians.
\[ \pi = \sqrt{12} \sum_{n=0}^{\infty} \frac{(-1)^n}{(2n+1)3^n} \]
Sources: https://mathshistory.st-andrews.ac.uk/Biographies/Madhava/
