14 March date?

International pi day. March 14 is the International pi day, and UNESCO approved and declared March 14 as the International pi day at the 40th General Assembly on 20165438126 October. It was set in March of 14, because "3 International pi day can be traced back to March of 1988 14, and physicist LarryShaw of San Francisco Science Museum organized museum staff and participants to make 3 1/7 laps around the museum monument and eat fruit pies together. Since then, the San Francisco Science Museum has inherited this tradition and held celebrations on this day every year. In 200 1 year, American mathematician Bob Paley published an article entitled π is wrong in mathematical intelligence! Articles and newspapers. It is said that the real pi day is 2π. Although many mathematicians object, many scholars agree with Bob. Mack hart, an American mathematician, set up a website to call on people to use other Greek letters to represent the correct pi.