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Mathematics 17 Online
OpenStudy (anonymous):

I have question about common matrix multiplication

OpenStudy (anonymous):

\[A bA^T\] what does this accomplish. putting a another matrx between first matrix and its transpose

hero (hero):

Maybe this can help answer your question: http://math.stackexchange.com/questions/40398/matrix-multiplication-efficiency

OpenStudy (anonymous):

nah, my question is more basic than this, I just want to know what this accomplish as I see this come up alot

OpenStudy (anonymous):

@eliassaab

OpenStudy (kainui):

It can be used to diagonalize a matrix, which is handy.

OpenStudy (anonymous):

Thank you

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