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Invariant Sudoku, Cryptodoku, and pi-Kakuro PuzzlesInvariant Sudoku, Cryptodoku, and pi-Kakuro Puzzles

Invariant Sudoku, Cryptodoku, and pi-Kakuro Puzzles

Xin-She Yang

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OL Work ID
OL8937309W

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Book data from Open Library. Cover images courtesy of Open Library.