- identity matrix
- noun Date: circa 1929 a square matrix that has numeral 1's along the principal diagonal and 0's elsewhere

*New Collegiate Dictionary.
2001.*

- identity matrix
- noun Date: circa 1929 a square matrix that has numeral 1's along the principal diagonal and 0's elsewhere

*New Collegiate Dictionary.
2001.*

**Identity matrix**— In linear algebra, the identity matrix or unit matrix of size n is the n by n square matrix with ones on the main diagonal and zeros elsewhere. It is denoted by I n , or simply by I if the size is immaterial or can be trivially determined by the… … Wikipedia**identity matrix**— vienetinė matrica statusas T sritis fizika atitikmenys: angl. identity matrix; unit matrix vok. Einheitsmatrix, f rus. единичная матрица, f pranc. matrice unité, f; matrice unitaire, f … Fizikos terminų žodynas**identity matrix**— noun a scalar matrix in which all of the diagonal elements are unity • Syn: ↑unit matrix • Hypernyms: ↑scalar matrix … Useful english dictionary**identity matrix**— noun A diagonal matrix all of the diagonal elements of which are equal to 1. Syn: unit matrix … Wiktionary**identity matrix**— Math. a matrix that has 1 in each position on the main diagonal and 0 in all other positions. [1940 45] * * * … Universalium**Identity**— may refer to:Philosophy* Identity (philosophy), the sameness of two things * Identity theory of mind, in the philosophy of mind, holds that the mind is identical to the brain * Personal identity (philosophy) * Identity (social science) * Identity … Wikipedia**Matrix normal distribution**— parameters: mean row covariance column covariance. Parameters are matrices (all of them). support: is a matrix … Wikipedia**Matrix multiplication**— In mathematics, matrix multiplication is a binary operation that takes a pair of matrices, and produces another matrix. If A is an n by m matrix and B is an m by p matrix, the result AB of their multiplication is an n by p matrix defined only if… … Wikipedia**Matrix exponential**— In mathematics, the matrix exponential is a matrix function on square matrices analogous to the ordinary exponential function. Abstractly, the matrix exponential gives the connection between a matrix Lie algebra and the corresponding Lie group.… … Wikipedia**Matrix (mathematics)**— Specific elements of a matrix are often denoted by a variable with two subscripts. For instance, a2,1 represents the element at the second row and first column of a matrix A. In mathematics, a matrix (plural matrices, or less commonly matrixes)… … Wikipedia