![]() ![]() Transformation – A manipulation of a Sudoku (or its grid) where it is changed or transformed into an essentially equivalent Sudoku.In technical use the term is avoided because of ambiguity with boxes. Square – Another word for a cell of a Sudoku.Also refer to automorphic for a type of symmetry where the digits (not just their positions) play a role in another type of symmetry. In addition, groups of clues can display other types of symmetry, such as translational symmetry. reflection symmetry on two diagonal axes.reflection symmetry on one diagonal axis.reflection symmetry on two orthogonal axes.reflection symmetry on one orthogonal axis.Symmetry – A Sudoku can have seven types of overall symmetry in its clue positions.Translational symmetry (each clue group takes the form n, n+1, n+2, n+3), (24 clues). Reflection symmetry on one orthogonal axis (18 clues). Size – Refers to the size of a puzzle or grid, and can be described as a composite (i.e.Note: the level of trial and error is usually not explicitly defined. Satisfactory puzzle – A puzzle that does not require trial and error (guessing).In some variants regions are not equally shaped. Region – Another term for the boxes of a Sudoku.Sudokus are always expected to be proper Sudokus unless the puzzle setter specifies otherwise. Proper Sudoku – A Sudoku with one solution.In some variants nonets are not equally shaped. ![]()
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