TIL You only need the first 39 digits of pi to accurately calculate the spherical volume of the universe

http://www.piday.org/learn-about-pi/



Submitted March 12, 2015 at 05:01PM by TesticularCatHat http://www.reddit.com/r/todayilearned/comments/2ys8wk/til_you_only_need_the_first_39_digits_of_pi_to/