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#!/usr/bin/env gnuplot
# output file
outfile="flow_plot.tex"
set output outfile
# tics
set x2tics ("$\\log_2\\epsilon$" 5, "$3\\log_2\\epsilon$" 15) nomirror out
set ytics ("$1$" 1, "$\\epsilon$" 2**(-5), "$2\\epsilon|\\log_2\\epsilon|$" 2**(-5)*(15-5+1)) nomirror out
unset xtics
set xrange [0:20]
set yrange [-0.5:1]
# remove key
unset key
# titles
set x2label "$h$" offset 18,-3
set ylabel norotate "$|V_h|$" offset 10.5,-9
# set terminal (add color definitions for title)
set term lua tikz size 8.33,5.833 standalone font "\\footnotesize"
# 3=1+2 draw bottom and left sides of the box
set border 6
# set linestyles
set style line 2 linetype rgbcolor "#DC143C" linewidth 2
set style line 3 linetype rgbcolor "#32CD32" linewidth 2
# extra text
set label "irrelevant" at 2.5,-0.1 center textcolor "#32CD32"
set label "$\\sim 2^{h}$" at 2.5,-0.25 center textcolor "#32CD32"
set label "marginal" at 10,-0.1 center textcolor "#DC143C"
set label "$\\sim\\epsilon|h-\\log_2\\epsilon|$" at 10,-0.25 center textcolor "#DC143C"
set label "irrelevant" at 17.5,-0.1 center textcolor "#32CD32"
set label "$\\sim\\epsilon|2\\log_2\\epsilon|2^{h-3\\log_2\\epsilon}$" at 15,-0.25 left textcolor "#32CD32"
set samples 97
set arrow from 0,1 to 20,1
set arrow from 0,1 to 0,-0.5
set arrow from 5,1 to 5,-0.5 nohead dashtype 2
set arrow from 15,1 to 15,-0.5 nohead dashtype 2
# plots
plot \
((x<=5) ? 2**(-x) : 1/0) linestyle 3,\
((x>=5 && x<=15) ? 2**(-5)*(x-5+1) : 1/0) linestyle 2,\
((x>=15) ? 2**(-5)*(15-5+1)*2**(-(x-15)) : 1/0) linestyle 3
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