This book strives to present five new variants of Sudoku and Kakuro, including Invariant and Perfect Sudoku, Cryptodoku, Sudoku-Kakuro, and Tridoku. It consists of 110 various puzzles grouped into eight different levels. It also includes 20 magic squares and 65 alphametic puzzles such as NUMBER+NUMBER=KAKURO whose unique solution is 186925+186925=373850. The variety and beauty of these puzzles will give you many hours of enjoyment and pleasure. About the author: Xin-She Yang has a Ph.D in applied mathematics from Oxford University. He is currently a research fellow at Cambridge University. He has also written 'Alphametic Sudoku Puzzles'.
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1. Invariant Sudoku, Cryptodoku, and pi-Kakuro Puzzles
Published by
Exposure Publishing
(2006)
ISBN 10: 1846853052
ISBN 13: 9781846853050
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Paperback
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Book Description Exposure Publishing, 2006. Paperback. Book Condition: New. Bookseller Inventory # DADAX1846853052
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