noun Etymology: from its application to the distances between three points in a coordinate system Date: 1941 an inequality stating that the absolute value of a sum is less than or equal to the sum of the absolute values of the terms
TRIANGLE INEQUALITY
Meaning of TRIANGLE INEQUALITY in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012