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gnuplot Cookbook by Lee Phillips

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Styling your curves

This recipe delves into more detail about the linetypes we've seen before and introduces the powerful concept of linestyles.

Styling your curves

How to do it…

Following is the script that makes the previous figure:

set key top left
set style line 1 lt 3 lw 4 lc rgb '#990042'
set style line 2 lt 7 lw 3 lc rgb '#31f120'
set style line 3 lt 2 lw 3 lc rgb '#0044a5'
set style line 4 lt 9 lw 4 lc rgb '#888888'
plot [0:1] x**0.5 ls 1, x ls 2, x**2 ls 3, x**3 ls 4

How it works…

In this recipe, we have introduced userstyles. With the invocation set style line n you can define a set of properties that will be associated with the index n in subsequent plot

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