noun
Usage: often capitalized L
: one of a set of square arrays resembling determinants in which no element occurs twice in the same column or row and by means of which statistical investigations may be planned and carried out
noun
Usage: often capitalized L
: one of a set of square arrays resembling determinants in which no element occurs twice in the same column or row and by means of which statistical investigations may be planned and carried out
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012