You are here: Home » News-IANS » Science-Tech
Business Standard

Google's pie marks 30th Pi Day

IANS  |  New Delhi 

on Wednesday celebrated the 30th anniversary of the -- a fundamental element of several mathematical fields -- with a doodle of actual pies.

asked Cronut inventor to create the doodle for Day which was first recognised by

The award-winning created the doodle using actual caramel apple pies.

The letters in the doodle are constructed from pastry, butter, apple and orange peel.

March 14 is celebrated as Day when the date lines up in the numbers of the famous The day looks like 3/14 for those that write dates in the month/day format, like in the US.

Pi (Greek letter "I") is the symbol used in mathematics to represent a -- the ratio of the circumference of a circle to its diameter -- which is approximately 3.14159.

In geometry, 'Pi' plays an important constant in finding out the area of a circle.

According to, 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. Pi's infinite nature makes it a fun challenge to memorise, and to computationally calculate more and more digits," it said.

Archimedes used polygons with many sides to approximate circles and determined that Pi was approximately 22/7.

The symbol was first used in 1706 by

The use of Pi became popular after it was adopted by the Swiss in 1737.



(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)

First Published: Wed, March 14 2018. 09:54 IST