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<A NAME=surface> <TITLE>surface</TITLE></A> <b><a href=r37_idx.html>INDEX</a></b><p><p> <B>SURFACE</B> _ _ _ _ _ _ _ _ _ _ _ _ <B>switch</B><P> <P> <P> <P> <A HREF=r37_0551.html>plot</A>option: If <em>surface</em> is member of the options for a 3d <A HREF=r37_0551.html>plot</A> the surface is drawn. The absence of the surface plotting can be selected by including <em>nosurface</em>, e.g. if only the <A HREF=r37_0560.html>contour</A> should be visualized. Default is <em>surface </em>. <P> <P>