{* *! version 1.0.1  15mar2007}{...}
    {cmd:sin(}{it:x}{cmd:)}
{p2colset 8 22 26 2}{...}
{p2col: Domain:}-1e+18 to 1e+18{p_end}
{p2col: Range:}-1 to 1{p_end}
{p2col: Description:}returns the sine of {it:x}, where {it:x} is in radians.
{p_end}
{p2colreset}{...}
