Free Content Triangular Numbers, Gaussian Integers, and KenKen

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Latin squares form the basis for the recreational puzzles sudoku and KenKen. In this article we show how useful several ideas from number theory are in solving a KenKen puzzle. For example, the simple notion of triangular number is surprisingly effective. We also introduce a variation of KenKen that uses the Gaussian integers in order to illustrate the concept of unique factorization.

Document Type: Research Article


Publication date: January 1, 2012

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