% @(#)plot_tree.hlq	17.1.1.1 (ESO-IPG) 01/25/02 17:16:32
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%.COPYRIGHT  (c)  1990 European Southern Observatory
%.IDENT      plot_tree.hlq
%.AUTHOR     FM, IPG/ESO
%.KEYWORDS   MIDAS, help files, PLOT/TREE
%.PURPOSE    On-line help file for the command: PLOT/TREE
%.VERSION    1.0  01-APR-1987 : Creation, FM
%----------------------------------------------------------------
\se
SECTION./TREE
\es\co
PLOT/TREE                                                  01-APR-1987 FM
\oc\su
PLOT/TREE intable [col_ref]
	plot output created by minimal spanning tree algorithm
\us\pu
Purpose:  Plot output created by minimal spanning tree (MST) algorithm
\up\sy
Syntax:   PLOT/TREE intable [col_ref]
\ys\pa
          intable = input table
\ap\pa
          col_ref = x1, y1, x2, y2, - labels or column numbers (defaulted
                    to the first four columns)
\ap\no
Note:     none
\on\exs
Examples:
\ex
          PLOT/TREE MYTAB
          plots graph defined in table MYTAB.
\xe \sxe