identity matrix

noun Mathematics.

a matrix that has 1 in each position on the main diagonal and 0 in all other positions.

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Nearby words

identity card, identity crisis, identity disorder, identity element, identity function, identity matrix, identity politics, identity sign, identity theft, identity theory, ideo-

Origin of identity matrix

First recorded in 1940–45

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019