1. Pi Day is celebrated on March 14th (3/14) around the world. Pi (Greek letter ) is the symbol used in mathematics to represent a constant the ratio of the circumference of a circle to its diameter which is approximately 3.14159.Pi Day is an annual opportunity for math enthusiasts to recite the infinite digits of Pi, talk to their friends about math, and to eat Pie.



          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 for typical calculations, Pi’s infinite nature makes it a fun challenge to memorize, and to computationally calculate more and more digits.
          Learn More About Pi – What is Pi?

           

          Countdown to Pi Day – March 14th 2020 & Pi Day Deals

          中国夫妇做人爱视频英文 茄子人成年短视频 日本三区不卡高清更新二区 藏经阁体验区免费 在线āv视频