#Export the potential curves from Gmsh into a txt file.
reset
set terminal qt persist enhanced 1 size 600, 400

set style line 1 pt 1 lc rgb "red"
set style line 2 pt 2 lc rgb "blue"
set style line 3 pt 4 lc rgb "#006400"
set style line 4 pt 6 lc rgb "orange"
set style line 5 pt 8 lc rgb "black"
set style line 6 pt 10 lc rgb "#ADD8E6"

set xlabel "x/r (mm)"

set autoscale y
set ylabel "Potential (V)"

set key box at 90,-10

set title "Effect of geometry"

plot "Cartesian.dat" u ($5*1e3):($8) every 100 ls 1 t "Cartesian", \
     "Radial.dat"    u ($5*1e3):($8) every 100 ls 2 t "Radial"