columns,rows

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columns,rows

$\begin{usage} for v in columns~A repeat \{ \dots \}\\ for v in rows~A repeat \{ \dots \} \end{usage}$

Signature

columns,rows: % $\to$ Generator Vector R

$\begin{params} {\em A} & \% & A matrix\\ \end{params}$

$\begin{descr} This generator yields the columns (resp.~rows) of A in succession. \end{descr}$

Manuel Bronstein 2000-12-13