
Pi Day - Wikipedia
Pi Day is an annual celebration of the mathematical constant π (pi). Pi Day is observed on March 14 (the 3rd month) since 3, 1, and 4 are the first three significant figures of π, and was first celebrated in the United States. [2] [3] It was founded in 1988 by Larry Shaw, an employee of a science museum in San Francisco, the Exploratorium.
圓周率日 - 維基百科,自由的百科全書
慶祝 圓周率 π的特別日子有兩天: 圓周率日 (英語: Pi Day,又譯 π節)和 圓周率近似值日。 在圓周率日當天, 滑鐵盧大學 會以供應免費的 餡餅 當慶祝。 3月14日 是圓周率日,從圓周率常用的近似值3.14而來。 通常是在下午1時59分慶祝,以象徵圓周率的六位近似值3.14159。 一些用 24小時制 記時的人會改在凌晨1時59分或下午3時9分(15時9分)。 全球各地的一些大學數學系在這天開派對慶祝。 美國 麻省理工學院 首先倡議將3月14日(寓意3.14)定為國家圓周率 …
Pi Day | Celebrate Mathematics on March 14th
Pi Day is celebrated on March 14th (3/14) around the world. 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. Pi Day is an annual opportunity for math enthusiasts to recite the infinite digits of Pi, talk to ...
圆周率日 - 百度百科
圆周率日(Pi day)是庆祝圆周率π的日子。 正式日期是3月14日,由圆周率最常用的近似值3.14而来。 圆周率日是一年一度的庆祝数学常数π的节日,时间被定在3月14日。
What’s Pi Day all about? Math, science, pies and more
2024年3月14日 · College students, rocket scientists and math enthusiasts around the world are celebrating Pi Day. The holiday is on Thursday, March 14 since 3/14 correlates to the first three digits of the infinite number.
圓周率日 - 维基百科,自由的百科全书
慶祝 圓周率 π的特別日子有兩天: 圓周率日 (英語: Pi Day,又译 π节)和 圓周率近似值日。 在圓周率日當天, 滑鐵盧大學 會以供應免費的 餡餅 當慶祝。 3月14日 是圓周率日,從圓周率常用的近似值3.14而來。 通常是在下午1時59分慶祝,以象徵圓周率的六位近似值3.14159。 一些用 24小時制 記時的人會改在凌晨1時59分或下午3时9分(15时9分)。 全球各地的一些大學數學系在這天開派對慶祝。 美国 麻省理工学院 首先倡议将3月14日(寓意3.14)定为国家圆周率 …
PI DAY - March 14, 2026 - National Today
2020年3月14日 · Pi Day gives math enthusiasts the opportunity to celebrate their love for numbers and the enigma that is the infinite pi. Since 1988, the day has been celebrated at the San Francisco Exploratorium. The first celebration was organized by Larry Shaw, who worked as a physicist at the center.
What is Pi Day? The national holiday and its history, explained - USA TODAY
2024年3月13日 · March 14, National Pi Day, honors 3.14 (π) the ratio of the circumference of a circle. Whether you're challenging yourself to find how many decimal placements are actually in Pi (π) or you're...
What is Pi Day and why do we celebrate it? - National Geographic
2023年3月14日 · It’s Pi Day, when the calendar reflects one of the world’s most important mathematical constants. Pi is a circle's circumference—the distance around it—divided by its diameter, or the...
Pi (π) Day - Exploratorium
2025年3月14日 · What Is Pi (π) Day? Founded in 1988 at the Exploratorium, Pi (π) Day has become an international holiday, celebrated live and online all around the world. The numbers in the date (3/14) match the first three digits of the mathematical constant pi.