zero

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zero

$\begin{usage} zero(n,m)\\ zero!~A\\ zero?~A \end{usage}$

$\begin{signatures} zero: & (\htmlref{\texttt{MachineInteger}}{MachineInteger},... ...\\ zero?: & \% $\to$\ \htmlref{\texttt{Boolean}}{Boolean}\\\end{signatures}$

$\begin{params} {\em n,m} & \htmlref{\texttt{MachineInteger}}{MachineInteger} & integers\\ {\em A} & \% & A matrix\\\end{params}$

$\begin{descr} zero(n,m) returns an $n$\ by $m$\ zero matrix, while zero!(A) fil... ...f all the entries of {\em A} are $0$, {\it false}\xspace otherwise. \end{descr}$

See Also

one,one?

Manuel Bronstein 2000-12-13