Math.
a square array of numbers, letters, etc., in which each item appears exactly once in each row and column: used in statistical analysis.
[ 1885-90 ]
Math.
a square array of numbers, letters, etc., in which each item appears exactly once in each row and column: used in statistical analysis.
[ 1885-90 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012