#!/usr/local/bin/gnuplot -persist
# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'nonlinear1.1.png'
set border 3 front lt black linewidth 1.000 dashtype solid
unset key
set arrow 500 from 100.000, graph 0, 0 to 500.000, graph 0, 0 nohead front nofilled linecolor -3 linewidth 2.000 dashtype solid
set arrow 501 from 100.000, graph 0, 0 length graph 0.01 angle 75 nohead front nofilled linewidth 2.000 dashtype solid
set arrow 502 from 100.000, graph 0, 0 length graph -0.01 angle 75 nohead front nofilled linewidth 2.000 dashtype solid
set arrow 503 from 500.000, graph 0, 0 length graph 0.01 angle 75 nohead front nofilled linewidth 2.000 dashtype solid
set arrow 504 from 500.000, graph 0, 0 length graph -0.01 angle 75 nohead front nofilled linewidth 2.000 dashtype solid
unset parametric
set style data lines
set xtics border in scale 1,0.5 nomirror rotate by -90  autojustify
set xtics  norangelimit 50
set ytics border in scale 1,0.5 nomirror norotate  autojustify
set title "A 'broken' x axis can be defined using 'set nonlinear x'" 
set xrange [ 15.0000 : 600.000 ] noreverse writeback noextend
set x2range [ * : * ] noreverse writeback
set yrange [ * : * ] noreverse writeback
set y2range [ * : * ] noreverse writeback
set zrange [ * : * ] noreverse writeback
set cbrange [ * : * ] noreverse writeback
set rrange [ * : * ] noreverse writeback
set nonlinear x via f(x) inverse g(x) 
set colorbox vertical origin screen 0.9, 0.2 size screen 0.05, 0.6 front  noinvert bdefault
f(x) = (x <= 100) ? x : (x < 500) ? NaN : (x - 400 + axis_gap)
g(x) = (x <= 100) ? x : (x < 100 + axis_gap) ? NaN : (x + 400 - axis_gap)
NO_ANIMATION = 1
axis_gap = 25.0
## Last datafile plotted: "silver.dat"
plot 'silver.dat' with yerrorbars lw 2, '' with lines