- isotopism class
- мат.класс изотопии
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Latin square — A Latin square is an n times; n table filled with n different symbols in such a way that each symbol occurs exactly once in each row and exactly once in each column. Here is an example: egin{bmatrix} 1 2 3 2 3 1 3 1 2 end{bmatrix} Latin squares… … Wikipedia