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David Singmaster

British mathematician

David Singmaster is ...


Born 1938 in Ferguson
Died 13 February 2023
Age 84 years, 2 months

Sex or gender male
Country of citizenship United States of America
Occupation mathematician
Residence London
Notable work Notes on Rubik's 'Magic Cube'
Educated at California Institute of Technology, University of California, Berkeley and George Heriot's School
Field of work mathematics

About David Singmaster

David Singmaster: The Mathemagician

David Singmaster was born on December 31, 1938, in England. He is a mathematician, puzzle enthusiast, and historian of mathematics. Singmaster is best known for his contributions to the field of Rubik's Cube and his work on the history of mathematics.

Singmaster's interest in puzzles began at a young age, and he was soon drawn to the Rubik's Cube. In the early 1980s, he became one of the world's leading experts on the Cube, and he was instrumental in organizing the first World Rubik's Cube Championship in 1982.

In addition to his work on the Cube, Singmaster has made significant contributions to the history of mathematics. He has written extensively on the subject, including a book on the history of the 15 puzzle, and he has served as the editor of the Journal of Recreational Mathematics.

Singmaster's contributions to mathematics have been recognized with numerous awards and honors. In 2003, he was awarded the H. S. M. Coxeter Award for his contributions to the field of geometric puzzles. He has also been awarded the Gold Medal of the British Society for the History of Mathematics.

Despite his many accomplishments, Singmaster remains humble and dedicated to his work. He continues to teach and write about mathematics, and he remains an inspiration to puzzle enthusiasts and mathematicians alike.


Singmaster, D. (1980). Notes on Rubik's "Magic Cube". Mathematical Gazette, 64(429), 193-198.

Singmaster, D. (1988). The 15 puzzle: How it drove the world crazy. Oxford University Press.

Singmaster, D. (1992). The history of the Rubik's Cube. In The Mathematical Gardner (pp. 191-204). Springer.

Singmaster, D. (2003). Geometric puzzles: Some awards and their winners. The Mathematical Intelligencer, 25(2), 56-61.

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