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Quadrata

A Latin Square Puzzle Blog

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Showing posts from 2022

December 09, 2022

Holiday Snowflake 2022

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November 07, 2022

2023 New Year's Puzzle

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October 14, 2022

Intersections

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August 23, 2022

10th Anniversary of Puzzle Creation

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Unions

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5-D Cube Sum Puzzle

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Elephant's Sudoku

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Wolfram Blog and Quadrata Blog

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David Nacin: David Nacin is a professor at William Paterson University and author of the book Math-Infused Sudoku. He enjoys designing and studying puzzles that involve partition identities, the motion of chess pieces, finite groups, and other mathematical structures.

Math-Infused Sudoku

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