# The Discovery of the Series Formula for $$\pi$$

by Ranjan Roy

Award: Carl B. Allendoerfer

Year of Award: 1991

Publication Information: Mathematics Magazine, Vol. 63 (1990), pp. 291-306

Summary: The history of the representation of $$\pi/4$$ as the sum of the series 1 - 1/3 + 1/5 + ...