Pi

Yasumasa Kanada (金田 康正 Kanada Yasumasa, born 1949) is a Japanese mathematician most known for his numerous world records over the past three decades for calculating digits of π.

The Rhind Mathematical Papyrus (RMP; also designated as papyrus British Museum 10057 and pBM 10058) is one of the best known examples of Egyptian mathematics.

Charles T. Gidiney (September 5, 1813 – June 1900) was an untrained African-American mathematician who made his living as a whitewasher.

Peter Benjamin Borwein (born St. Andrews, Scotland, May 10, 1953) is a Canadian mathematician and a professor at Simon Fraser University.

William Rutherford (1798–1871) was an English mathematician famous for his calculation of 208 digits of the mathematical constant π in 1841.

(This article is about the shape and mathematical concept. For other uses, see Circle (disambiguation).)("360 degrees" redirects here. For other uses, see 360 degrees (disambiguation).) A circle is a simple closed shape in Euclidean geometry.

Pi Day is an annual celebration of the mathematical constant π (pi).

William Shanks (25 January 1812 – June 1882) was a British amateur mathematician.

Approximations for the mathematical constant pi (π) in the history of mathematics reached an accuracy within 0.

Hiroyuki Gotō (後藤 裕之 Gotō Hiroyuki, born August 2, 1973 in Tokyo, Japan) recited pi from memory to 42,195 decimal places at NHK Broadcasting Centre, Tokyo on 18 February 1995.

The Baudhayana sūtras are a group of Vedic Sanskrit texts which cover dharma, daily ritual, mathematics, etc.

A History of Pi (also titled A History of π) is a 1970 non-fiction book by Petr Beckmann that presents a layman's introduction to the concept of the mathematical constant pi (π).