Pi represents the ratio between a circle's circumference (perimeter) to its diameter (distance from side to side passing through the center), and is a fundamental element of many mathematical fields, most significantly Geometry.
Pi is a mathematical constant, meaning it isn't changed by the size of the numbers it's used to equate, and it is irrational, meaning it has an infinite number of digits that never repeat. The doodle has been created by award-winning pastry chef Dominique Ansel.
How Many Numbers Are in Pi?
Pi Day is celebrated every year March 14 as the first three digits of pi are three, one and four, representing the date. The ancient Babylonians calculated pi roughly 4,000 years ago. Pi is also celebrated by some on July 22 (22/7) instead of today and it's called Pi Approximation Day. The topics this year include calculations for Martian earthquakes, helium rain on Jupiter, and the rotation rate of the first interstellar visitor ever discovered, asteroid 'Oumuamua.
RJD Wins Jehanabad, Ahead in Araria; BJP Retains Bhabua
Bihar , where votes are being counted for one Lok Sabha constituency and two Lok Sabha seats, seems headed for a status quo. Alam, who crossed over from JD (U) to Lalu Prasad's party RJD to contest the bypoll, is the son of Taslimuddin.
USA Makes Taxes on Steel and Aluminum Imports Official
And there is now a race for the rest of the world to catch the exemption train, before it leaves the station in two weeks' time. Trump says he's sticking with his initial plan for import tariffs of 25 percent on steel and 10 percent on aluminum.
PNB to honour claims by banks, but with conditions
An unidentified lawyer for Choksi told Reuters that he was unaware of the new allegations, and refused to comment. The money was later allegedly funnelled to shell companies set up by Modi and his uncle Mehul Choksi .
UP bypoll: BJP leading in Gorakhpur, Phulpur
He confirmed that after the fifth round of voting, the SP candidate has 74,077 votes in his kitty while the BJP has 70,317 votes. Bye-elections were held in Gorakhpur, Phulpur and Araria Lok Sabha seats, and Jehanabad and Bhabua Assembly seats on Sunday.