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Пъзел 15 онлайн, безплатно
Метаданни
Създадено от
Emily Rhodes
Прегледано от
Oliver Bennett
Последно обновено 05.11.2025
Източници
- Berlekamp, Elwyn R., John H. Conway, and Richard K. Guy. 1982. Winning Ways for Your Mathematical Plays. Vol. 1. Academic Press.
- Boslaugh, Sarah. 2006. “Review of The 15 Puzzle: How It Drove the World Crazy by Jerry Slocum and Dic Sonneveld.” Mathematical Association of America (MAA Reviews).
- Clarke, Barry R. 1994. Puzzles for Pleasure. Cambridge University Press.
- Demaine, Erik D., and Martin L. Demaine. 2002. “Puzzles, Art, and Mathematics: The Fifteen Puzzle Revisited.” The Mathematical Intelligencer 24 (3).
- Gardner, Martin. 1967. “Mathematical Games: The 15 Puzzle and Its Variants.” Scientific American, April.
- Herzog, Tim, and Henry E. Dudeney. 1907. “Sliding Block Puzzles and the Fifteen Problem.” The Strand Magazine 33 (196).
- Johnson, William Woolsey, and William Edward Story. 1879. “Notes on the ‘15’ Puzzle.” American Journal of Mathematics 2 (4).
- Raphel, Adrienne. 2022. “Square Space: The Fifteen Puzzle, a Challenge That Inspired Poetry, Has Obsessed Fans for More Than a Century.” JSTOR Daily, July 6.
- Reingold, Edward M., and John Tilford. 1973. “The 15 Puzzle as an Algorithmic Problem.” Communications of the ACM 16 (7).
- Slocum, Jerry, and Dic Sonneveld. 2006. The 15 Puzzle: How It Drove the World Crazy. Beverly Hills, CA: Slocum Puzzle Foundation.
- Spalding, Raymond E. 1976. “Sam Loyd, America’s Greatest Puzzlist.” The Mathematics Teacher 69 (3).