In the 14th century, Madhava of Sangamagrama, the founder of the so-called Kerala School of Mathematics, found the Madhava–Leibniz series, and, using 21 terms, computed the value of π as 3.14159265359.
14. yüzyılda, Kerala Matematik Okulunun kurucusu olan Sangamagrama’lı Madhava,(Hint matematikçisi) Madhava – Leibniz serilerini buldu ve 21 adet bilimsel terim kullanarak, π’nin değerini 3.14159265359 olarak hesapladı.