An Elementary Proof of the Wallis Product Formula for pi

An Elementary Proof of the Wallis Product Formula for pi

Wastlund presents a method to derive the Wallis Product Formula that uses only elementary-school level mathematics. The Pythagorean theorem, basic algebra, and the formula for the area of a circle are components.

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Veröffentlicht in:The American mathematical monthly 2007-12, Vol.114 (10), p.914-917
1. Verfasser: Wastlund, Johan
Format: Artikel
Sprache:eng
Schlagworte:
Algebra
Circles
Elementary education
Geometry
Matematik
Mathematics
Rectangles
Theorems
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Beschreibung
Zusammenfassung:Wastlund presents a method to derive the Wallis Product Formula that uses only elementary-school level mathematics. The Pythagorean theorem, basic algebra, and the formula for the area of a circle are components.
ISSN:0002-9890
1930-0972
1930-0972
DOI:10.1080/00029890.2007.11920484