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Angling for Pythagorean Triples

by Dan Kalman (Augustana College)

This article originally appeared in:
College Mathematics Journal
March, 1986

Subject classification(s): Algebra and Number Theory | Number Theory
Applicable Course(s): 4.3 Number Theory

Use the double angle formula for the tangent to construct Pythagorean triples.

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Capsule Course Topic(s):
Number Theory | Diophantine Problems, Pythagorean Triples
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