en.wikipedia.org/wiki/Pi

Some approximations of pi include: Integers: 3; Fractions: Approximate fractions include (in order of increasing accuracy) ...

www.geom.uiuc.edu/~huberty/math5337/groupe/digits.html

100,000 Digits of Pi Pi Logo. 3.141592653589793238462643383279502884197169399375105820974944592307816406286 ...

wiki.c2.com/?ValueOfPi

Seriously, it does make sense to define "pi" as a defined constant - not because it changes, but ... PiEqualsThree, for small values of Pi, or large values of 3.

theconversation.com/the-search-for-the-value-of-pi-55744

Mar 11, 2016 ... On the occasion of Pi Day, a look at the history of calculating the actual, and increasingly exact, value of pi (π).

www.scientificamerican.com/article/the-long-search-for-the-value-of-pi

Mar 14, 2016 ... The mathematical odyssey, plus a guide to calculating pi for yourself.

www.piday.org/million

One Million Digits of Pi. 3.... More Pi Stuff. Videos: An Irrational Auralization of 225 Digits of Pi · Videos: “Pi Rap” by Amy McConnel · Videos: Memorization ...

www.piday.org/2014/music-video-what-is-the-value-of-pi

Music Video: What is the value of Pi? March 12, 2014 · Videos · ∞ .... Post navigation. ← Pi Puzzle · A fugue on Pi → · T-Shirts ...

mathforum.org/isaac/problems/pi1.html

Historians estimate that by 2000 B.C. humans had noticed that the ratio of circumference to diameter was the same for all circles. This discovery hinged on the ...

www.wired.com/2015/03/area-circle-value-pi

Mar 14, 2015 ... How do you find the area of a circle? Can you measure the area of a circle and use that to find a value for Pi?