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Proof Without Words: How did Archimedes Sum Squares in the Sand?

by Katherine Kanim

This article originally appeared in:
Mathematics Magazine
October, 2001

Subject classification(s): Numbers and Computation | Patterns and Sequences | Number Patterns
Applicable Course(s): 4.3 Number Theory

The geometry of Archimedes` proof of a formula for a sum of squares is depicted visually.


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Capsule Course Topic(s):
Number Theory | Numbers With Special Forms or Properties, Sums of Powers
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