ntent (See <A HREF="GMprojectors.html#C4">projector</A> and <A HREF="GMstructures.html#lignes">data structure</A> documentations for details).<BR><BR></A>
If you type a "<B>-</B>" just before the name, the element is suppressed from the display.<BR>
Ex: "<B>Or</B>" will show the origin, "<B>-Or</B>" will hide it back.<BR>
If you type "<B>--</B>", everything disappear !<BR><BR>

Exemples of  valid command for display:<BR><BR>
<B>--, Or, C1</B>  clear everything, then show point Or and circle C1<BR><BR>

<B>-