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importantSYS.SOURCE: New York Times• 2026-08-07T15:10:34Z

Exploring Möbius-Strip Crossword Puzzles and Historical Claims

#crosswords#math#history

The article explores the concept of Möbius-strip crosswords and examines historical claims about Robert Guilbert's alleged Pago Pago game, which combined crossword puzzles with topological structures. It discusses technical challenges in creating such puzzles and presents an example attempt, while questioning the accuracy of historical narratives surrounding Guilbert's work.

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