<--- Back to Details
| First Page | Document Content | |
|---|---|---|
 Date: 2012-04-18 04:59:09World Puzzle Championship NP-complete problems Puzzles Will Shortz Crossword Wei-Hwa Huang Helene Hovanec Sam Loyd American Crossword Puzzle Tournament Games Leisure Gaming |
Add to Reading List |
THE WORLD PUZZLE NEWSLETTER 6 | 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 whimsicaDocID: 1dkS9 - View Document |
![VINCULUM VOLUME 42 NUMBER 4 NOVEMBER[removed]MathSnacks Odder Even Chocoholic Choice*](https://www.pdfsearch.io/img/d5ab7cbeab5296a9fc8a270d98682172.jpg "VINCULUM VOLUME 42 NUMBER 4 NOVEMBER[removed]MathSnacks Odder Even Chocoholic Choice*") | VINCULUM VOLUME 42 NUMBER 4 NOVEMBER[removed]MathSnacks Odder Even Chocoholic Choice*DocID: ZtCe - View Document |
 | 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 veDocID: QAAR - View Document |
 | 1 Sam Loydʼs Most Successful HoaxDocID: 42xz - View Document |
 | 1 SAM LOYD, UN PRECURSEURDocID: 2kBY - View Document |