Web Results
Pi | Define Pi at Dictionary.com
dictionary.reference.com/browse/Pi
The world's most popular free online dictionary with definitions, spell check, word origins, example sentences, audio pronunciations, Word of the Day and more!

## Pi - Wikipedia

en.wikipedia.org/wiki/Pi

This definition of π implicitly makes use of flat (Euclidean) geometry; although the notion of a circle can be extended to any curved ...

## Definition of Pi - Math is Fun

www.mathsisfun.com/definitions/pi.html

Pi. The ratio of a circle's circumference to its diameter. Equal to 3.14159265358979323846... (the digits go on forever without repeating) A rough approximation ...

Aug 21, 2012 ... This tutorial explains the meaning of Pi. Learn Math Tutorials Bookstore http:// amzn.to/1HdY8vm Donate http://bit.ly/19AHMvX.

## What Makes Pi So Special? | What Does Pi Mean? - Live Science

www.livescience.com/34132-what-makes-pi-special.html

Aug 9, 2012 ... Pi appears all over math and nature, not just in circles. ... But it turns out to be an " irrational number," meaning its exact value is inherently ...

## Pi - math word definition - Math Open Reference

www.mathopenref.com/pi.html

The number Pi, denoted by the Greek letter π - pronounced 'pie', is one of the most common constants in all of mathematics. It is the circumference of any circle,  ...

## What is pi? - Definition from WhatIs.com

whatis.techtarget.com/definition/pi

Pi is a numerical constant that represents the ratio of circle s circumference to its ... and keeping intact the meaning of his thoughts through scientific approach, ...

## Pi | Define Pi at Dictionary.com

www.dictionary.com/browse/pi

Pi definition, the 16th letter of the Greek alphabet (II, π). See more.

## What does PI mean? - PI Definition - Meaning of PI - InternetSlang.com

www.internetslang.com/PI-meaning-definition.asp

This Internet Slang page is designed to explain what the meaning of PI is. The slang word / acronym / abbreviation PI means... . Internet Slang. A list of common  ...

## What is pi, and how did it originate? - Scientific American

www.scientificamerican.com/article/what-is-pi-and-how-did-it/

Regardless of the circle's size, this ratio will always equal pi. In decimal form, the value of pi is approximately 3.14. But pi is an irrational number, meaning that its ...