Math Fans Mark 28th ‘Pi Day’

Today marks the 28th celebration of Pi Day in honor of the useful, irrational and never ending number 3.14. Pi, which is used in architecture and construction, among other things, is the ratio of the circumference of a circle to its diameter. According to Piday.org, “Pi has been calculated to over one trillion digits beyond its decimal point. As an irrational and transcendental number, it will continue infinitely without repetition or pattern. While only a handful of digits are needed...

© La Voix de l'Amérique - lundi 14 mars 2016