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--- zero_matrix [2015/02/12 10:33] – created rupert
+++ zero_matrix [2016/02/10 14:39] (current) – rupert
@@ Line 1: / Line 1: @@
-The $n\times m$ **zero matrix** is the $n\times m$ matrix so that every entry is $0$. We write this as $0_{n\times m}$. So \[ 0_{n\times m}=\begin{bmatrix} 0&0&\dots&0\\ 0&0&\dots&0\\ \vdots&\vdots&&\vdots\\ 0&0&\dots&0\end{bmatrix}\quad\text{where this matrix has $n$ rows and $m$ columns.}\]
+The $n\times m$ **zero matrix** is the $n\times m$ matrix so that every entry is $0$. We write this as $0_{n\times m}$. So \[ 0_{n\times m}=\begin{bmatrix} 0&0&\dots&0\\ 0&0&\dots&0\\ \vdots&\vdots&&\vdots\\ 0&0&\dots&0\end{bmatrix}\]
+where this matrix has $n$ rows and $m$ columns.