float

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float

$\begin{usage} float~a\\ float?~a \end{usage}$

$\begin{signatures} float: & \% $\to$\ \htmlref{\texttt{Float}}{Float}\\ float?: & \% $\to$\ \htmlref{\texttt{Boolean}}{Boolean}\\\end{signatures}$

$\begin{params} {\em a} & \% & A leaf\\ \end{params}$

$\begin{retval} float~a returns the value of $a$\ as a \htmlref{\texttt{Float}}... ...a \htmlref{\texttt{Float}}{Float}, {\it false}\xspace ~otherwise.\end{retval}$

Manuel Bronstein 2000-12-13