Pi (nonfiction): Difference between revisions

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== In the News ==
== In the News ==


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File:Carl Louis Ferdinand von Lindemann.jpg|link=Ferdinand von Lindemann (nonfiction)|1882: Mathematician and academic [[Ferdinand von Lindemann (nonfiction)|Ferdinand von Lindemann]] publishes proof that π (pi) is a transcendental number.
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== Nonfiction cross-reference ==
== Nonfiction cross-reference ==


* [[Ferdinand von Lindemann (nonfiction)]]
* [[Geometry (nonfiction)]]
* [[Geometry (nonfiction)]]
* [[Mathematical constant (nonfiction)]]
* [[Mathematical constant (nonfiction)]]

Revision as of 07:46, 5 February 2017

The circumference of a circle is slightly more than three times as long as its diameter. The exact ratio is called π.

The number pi is a mathematical constant, the ratio of a circle's circumference to its diameter, commonly approximated as 3.14159.

In the News

Fiction cross-reference

Nonfiction cross-reference

External links:

  • Pi @ Wikipedia