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Math Formulas > Linear Algebra > Elementary Matrices

Elementary Matrices

A matrix is an elementary matrix, if it is an n x n matrix ( regular ) that can be obtained from the identity matrix by a single elementary row operation.

For example:

The matrix shown above is an elementary matrix, because it can be changed to

by dividing Row 3 with 3. ( R3 -> R3/3 )

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Elementary Matrices

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