hi! find the commutative matrix from matrix A and can you explain me because i have problems with this
Last edited by beq!x; Apr 4th 2009 at 04:32 AM.
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Two matrices commute if AB=BA. The identity matrix will work, of course. Let $\displaystyle B=\begin{bmatrix}1&0&0\\0&1&0\\0&0&1\end{bmatrix}$
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