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Pi

en.wikipedia.org/wiki/Pi

Some approximations of pi include: Integers: 3; Fractions: Approximate fractions include (in order of increasing accuracy) ...

Value Of Pi

c2.com/cgi/wiki?ValueOfPi

The ValueOfPi is irrational (more specifically, transcendental); what follows are either ... Seriously, it does make sense to define "pi" as a defined constant - not ...

The search for the value of pi - The Conversation

theconversation.com/the-search-for-the-value-of-pi-55744

Mar 11, 2016 ... On the occasion of Pi Day, a look at the history of calculating the actual, and increasingly exact, value of pi (π).

Math Forum: Finding the Value of Pi

mathforum.org/isaac/problems/pi1.html

Historians estimate that by 2000 B.C. humans had noticed that the ratio of circumference to diameter was the same for all circles. This discovery hinged on the ...

The Value of Pi

lasp.colorado.edu/~bagenal/MATH/supplement/pi.html

The value of p = 3.14159265 ... which appears in defining the area of a circle and in measuring angles in units of radians is really no mystery. This value can ...

Pi Day: History of Pi | Exploratorium

www.exploratorium.edu/pi/history_of_pi/

Pi has been known for almost 4000 years—but even if we calculated the ... 1900– 1680 BC) indicates a value of 3.125 for pi, which is a closer approximation.

What is the exact value of pi? - Math Central

mathcentral.uregina.ca/QQ/database/QQ.09.08/h/mahesh1.html

search. Question from mahesh, a student: what is the exact value of pi. 22/7 is accurate value of pi, if not then how can i find out the exact pi value.

What is Pi? - Live Science

www.livescience.com/29197-what-is-pi.html

Apr 30, 2013 ... When starting off in math, students are introduced to pi as a value of 3.14 or 3.14159. Though it is an irrational number, some use rational ...

The History of Pi - Rutgers University

www.math.rutgers.edu/~cherlin/History/Papers2000/wilson.html

They used this method to find that pi was slightly greater than 3, and came up with the value 3 1/8 or 3.125 (Beckmann, 11). However, this theory is probably a  ...

The first ten thousand digits of pi - Joy of Pi | Pi Links

www.joyofpi.com/pi.html

The Joy of Pi includes one million digits of pi. But in case you need just a few, here are the first ten thousand digits: 3. 1415926535 8979323846 2643383279 ...

Answer
The value of pi to 5 decimal places is 3.14159. Pi is an irrational number, so it cannot be expressed as an exact fraction and its decimal representation has no end.
The Greek letter pi was first used to represent the ratio of the circumference of a circle to its diameter in 1709 by mathematician William Jones.
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100,000 Digits of Pi

www.geom.uiuc.edu

100,000 Digits of Pi Pi Logo. 3.141592653589793238462643383279502884197169399375105820974944592307816406286  ...

The Long Search for the Value of Pi - Scientific American

www.scientificamerican.com

Mar 14, 2016 ... The mathematical odyssey, plus a guide to calculating pi for yourself.

One Million Digits of Pi · Pi Day

www.piday.org

One Million Digits of Pi. 3. ... News & Events: U.S. Congress Passes Pi Day · Digits: Search the ... Pi Sightings: Mythbusters' Grant Imahara's Prisoner Number.