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<DIV><FONT face=Arial size=2>How can i construct voronoi or thiessen polygons
over a point map and then clean / combine those polygons when the column "folio"
is the same for the points/polygons?</FONT></DIV>
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<DIV><FONT face=Arial size=2>example</FONT></DIV>
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<DIV><FONT face=Arial size=2>1 1 2 2 points</FONT></DIV>
<DIV><FONT face=Arial size=2>/1\1/2\2/
points/voronoi</FONT></DIV>
<DIV><FONT face=Arial size=2>/1 1/2 2/ voronoi combine by
point number</FONT></DIV>
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<DIV><FONT face=Arial size=2>Juanse</FONT></DIV>
<DIV><FONT face=Arial size=2>temuko-Chile</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
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