article_snippet: Pi (Greek letter “π”) 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. '
article_snippet: Pi (Greek letter “π”) is special.'
article_snippet: Pi is the constant used to calculate the area of a circle, as in pi times the radius squared, but it appears all over other parts of mathematics.
article_snippet: One interesting aspect of pi is that it is irrational, which means the decimals after 3 go on to infinity with no repeating patterns.
article_snippet: This pi story goes full circle, with exactly 314 words.
article_snippet: Pi has been calculated to over one trillion digits beyond its decimal point.
article_snippet: As an irrational and transcendental number, it will continue infinitely without repetition or pattern.
article_snippet: 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.