by Mykola Krylov (Author)
Calcudoku (also known as "Mathdoku") is a mathematical and logical puzzle loosely similar to Sudoku.It was invented by a Japanese mathematics teacher Tetsuya Miyamoto.The objective is to fill the grid in with the digits 1 through N (where N is the number of rows or columns in the grid) such that: - Each row contains exactly one of each digit.- Each column contains exactly one of each digit.- Each bold-outlined group of cells (block) contains digits which achieve the specified result using the specified mathematical operation: addition (+), subtraction (-), multiplication (×), and division( ).- Unlike Killer Sudoku, digits may repeat within a block.
Number of Pages: 272
Dimensions: 0.57 x 9 x 6 IN
Publication Date: February 28, 2017