{* *! version 1.0.1  16mar2007}{...}
    {cmd:matrix(}{it:exp}{cmd:)}
{p2colset 8 22 26 2}{...}
{p2col: Domain:}any value expression{p_end}
{p2col: Range:}evaluation of {it:exp}{p_end}
{p2col: Description:}restricts name interpretation to scalars
	and matrices; see {helpb scalar()} function.{p_end}
{p2colreset}{...}
