Matrix addition

fearlove Wed Nov 30, 2011 4:37 am

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In mathematics, matrix addition is the operation of adding two matrices by adding the corresponding entries together. However, there are other operations which could also be considered as a kind of addition for matrices, the direct sum and the Kronecker sum.
Contents [hide]
1 Entrywise sum
2 Direct sum
3 Kronecker sum
4 See also
5 External links
[edit]Entrywise sum

The usual matrix addition is defined for two matrices of the same dimensions. The sum of two m-by-n matrices A and B, denoted by A + B, is again an m-by-n ma

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