Denote the sum of two matrices and (of the same dimensions) by . The sum is defined by adding entries with the same indices
over all and . For example,
Matrix addition is therefore both commutative and associative.
Denote the sum of two matrices and (of the same dimensions) by . The sum is defined by adding entries with the same indices
over all and . For example,
Matrix addition is therefore both commutative and associative.
Weisstein, Eric W. "Matrix Addition." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MatrixAddition.html