Pi is probably the most famous ratio in history. It is also one of the most famous irrational number known to man. Today is the day designated to celebrate the awesomeness of pi.As you know, pi is the ratio of circumference to diameter which means that no matter the size of the circle, the ratio is always the same.
Although the concept of pi has been around for a long time, it was only in 1706 that William Jones first used the Greek symbol for pi. But The symbol did not come into popular use until Leonhard Euler used it in 1734. The letter p in pi represents the perimeter of a circle.
Interesting fact: Pi day became an officially recognized by the United States Government when House Bill 224 passed the first session of the 111th Congress of the United States in 2009. March 14th is the perfect day for pi since its set for the 14th day of the 3rd month or 3.14.
Now for some interesting facts about pi.
1. Pi day is also Albert Einstein's birthday along with several other famous people.
2. If you were to print the first 1 billion digits in regular font, it would cover the distance from New York City to Kansas City.
3. "I prefer pi" is a palindrome.
4. In "Wolf in the Fold" from the original Star Trek, Spock beats the evil computer by having it calculate pi to the last digit.
5. Pi as the secret code plays a part in two movies - The Net with Sandra Bulluck and Torn Curtain by Alfred Hitchcock.
6. There are no zeros in the first 31 digits of pi.
7. Givanchy marketed a cologne named Pi.
8. It is said that everybody's birthday appears somewhere in the digits in pi in order.
9. At position 763, there are 6 nines in a row. This is known as Feynman point.
10. The longest sequence of numbers to appear in order is 12345 and it appears eight separate times.
11. Pi has been calculated to the 1.24 trillion digits and calculations continue.
Have a wonderful Pi Day.
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