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Newsgroups: comp.graphics.apps.gnuplot
Subject: contour lines have points
Date: Mon, 30 Jul 2018 15:13:04 +0200
Organization: A noiseless patient Spider
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Hello,

I have points at my contour lines. In the key the contour is shown
without points and I don't want have them. How can I delete the points
at the contour lines?

Jörg

example:
reset
set encoding utf8
set dgrid3d 5,5
set grid
set pm3d at sb interpolate 0,0
set contour base
set xyplane 1.0
set view 75,33,1,1
splot 'test.dat' u 1:2:3 w lp pt 6

example data:
1 1 3
1 2 4
1 3 5
1 4 4
1 5 2
2 1 2
2 2 2
2 3 5
2 4 3
2 5 2
3 1 3
3 2 4
3 3 5
3 4 4
3 5 2
4 1 2
4 2 2
1 3 5
4 4 3
4 5 2
5 1 3
5 2 4
5 3 5
5 4 4
5 5 2