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

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VINCULUM VOLUME 42 NUMBER 4 NOVEMBER[removed]MathSnacks Odder Even Chocoholic Choice*

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• Mechanical puzzles
• NP-complete problems
• Combination puzzles
• Fads
• Fifteen puzzle
• Sam Loyd
• Seven Bridges of Königsberg
• Crossword
• Games
• Puzzles
• Mathematics

In Puzzleland by Sam Loyd Home / Puzzle Playground / Puzzles / Coins / A square of nine coins shown in the illustration contains eight rows of three coins each (indicated with the lines) - three horizontal rows, three ve

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1 Sam Loydʼs Most Successful Hoax

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• Sam Loyd
• Combination puzzles
• Mechanical puzzles
• NP-complete problems
• Fifteen puzzle
• Tangram
• Recreational mathematics
• Henry Dudeney
• T puzzle
• Games
• Mathematics
• Puzzles

1 SAM LOYD, UN PRECURSEUR

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THE WORLD PUZZLE NEWSLETTER 6

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• World Puzzle Championship
• NP-complete problems
• Puzzles
• Will Shortz
• Crossword
• Wei-Hwa Huang
• Helene Hovanec
• Sam Loyd
• American Crossword Puzzle Tournament
• Games
• Leisure
• Gaming

PDF Document

Source URL: www.indiana.edu

• Sam Loyd
• Combination puzzles
• Mechanical puzzles
• NP-complete problems
• Fifteen puzzle
• Tangram
• Recreational mathematics
• Henry Dudeney
• T puzzle
• Games
• Mathematics
• Puzzles

PDF Document

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• Theoretical computer science
• Sam Loyd
• Wolfram Research
• Ed Pegg
• Jr.
• Nikoli
• Sudoku
• Puzzle
• Numberlink
• Mathematica
• Mathematics
• Logic puzzles
• Mathematical software