matrix inversion

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Noun1.matrix inversion - determination of a matrix that when multiplied by the given matrix will yield a unit matrix
matrix operation - a mathematical operation involving matrices
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m-w)xw] such that [mathematical expression not reproducible] for some invertible matrix [mathematical expression not reproducible].
n-1]B] =r<n holds if and only if there is an invertible matrix T such that the matrices A = [T.
A] with the invertible matrix P, the product of a series of elementary matrix, such that [bar.
Schl](z, a), where [GAMMA](a) is a holomorphically invertible matrix.
We have [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII], exploiting the fact that because 5 is invertible modulo 12, U is an invertible matrix modulo 12.
t](K), then there exists some invertible matrix B [member of] [M.
For example Lay [10] list twelve necessary conditions for the existence of an inverse of an inverse of a square n x n matrix building up his so called The Invertible Matrix Theorem .