THE WORLD PUZZLE NEWSLETTER 6

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Date: 2012-04-18 04:59:09 World Puzzle Championship NP-complete problems Puzzles Will Shortz Crossword Wei-Hwa Huang Helene Hovanec Sam Loyd American Crossword Puzzle Tournament Games Leisure Gaming		THE WORLD PUZZLE NEWSLETTER 6 Add to Reading List Source URL: www.worldpuzzle.org Download Document from Source Website File Size: 749,35 KB Share Document on Facebook

	The Complexity of Sliding-Block Puzzles and Plank Puzzles Robert A. Hearn Sliding-block puzzles have long fascinated aficionados of recreational mathematics. From Sam Loyd’s infamouspuzzle to the latest whimsica DocID: 1dkS9 - View Document
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