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i_j_entry [2015/02/10 11:24] – created rupert		i_j_entry [2015/02/10 11:24] (current) – rupert

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-	The $(i,j)$ entry of $A$ is $a_{ij}$, the number in row $i$ and column $j$ of $A$.	+	The $(i,j)$ entry of a matrix $A$ is $a_{ij}$, the number in row $i$ and column $j$ of $A$.