One of the mysteries of the English language finally explained.
An arrangement of letters or symbols that each occur n times, in a square array of n² compartments so that no letter appears twice in the same row or column.
- ‘Here are two examples of Latin squares of order 4.’
- ‘The original edition contained an early example of a problem about orthogonal Latin squares.’
- ‘Both the creation and the solution of Sudoku puzzles relate to the ‘quasigroup completion problem’ of completing a partially-filled Latin square.’
- ‘This study of symmetric functions led him to study partitions and Latin squares, and for many years he was considered the leading worker in this area.’
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