9781454919858

Mandala Sudoku

by
  • ISBN13:

    9781454919858

  • ISBN10:

    145491985X

  • Format: Spiral Bound
  • Copyright: 10/4/2016
  • Publisher: Puzzlewright

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Supplemental Materials

What is included with this book?

  • The New copy of this book will include any supplemental materials advertised. Please check the title of the book to determine if it should include any access cards, study guides, lab manuals, CDs, etc.
  • The Rental copy of this book is not guaranteed to include any supplemental materials. Typically, only the book itself is included. This is true even if the title states it includes any access cards, study guides, lab manuals, CDs, etc.

Summary

When you focus on solving a puzzle, the problems of the world seem to slip away. It’s a meditative, Zen process—and these 272 elegant, intricate sudoku, designed to resemble mandalas, engage both the eye and the mind in new ways. Each page features four precisely arranged puzzles, with the numbers carefully selected to keep the sudoku solvable and still maintain their symmetry. Perfect for medium-level solvers, this attractive collection is sure to soothe your soul as it feeds your brain.

Author Biography

Frank Rubin is a retired IBM computer programmer who has done extensive work in the field of design automation. He has written many papers on the layout and wiring of computer chips and circuit boards, and related topics in graph theory and combinatorial mathematics. Rubin is also a cryptographer who holds major patents in the field of keyless cryptography. Beyond his professional activities, he is famous for his thousands of mathematical puzzles, as well as cryptograms, alphametics, SumSum, double sudoku, and papers on knight and bishop coverings in chess. He lives in Wappingers Falls, NY.

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