triangle inequality


Definition of triangle inequality

  1. :  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

Origin and Etymology of triangle inequality

from its application to the distances between three points in a coordinate system

First Known Use: 1941

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Seen and Heard

What made you want to look up triangle inequality? Please tell us where you read or heard it (including the quote, if possible).


a rounded knoll or a ridge of ice

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