TY - JOUR T1 - O Sudoku trochu inak A1 - Trenkler, Marián JA - Obzory matematiky, fyziky a informatiky Y1 - 2005 VL - 34 IS - 4 SP - 1 EP - 8 SN - 1335-4981 N2 - The mathematical brain-twister SUDOKU (Number Place in the U.S.) has recently gained great popularity. We point out a relationship between SUDOKU and 4-dimensional Latin cubes. Namely, we assign the cells 4-tuples of numbers – coordinates in 4-dimensional space and then consider the game plan as a 4-dimensional cube. We also mention some variants of SUDOKU. ER -