#!/usr/local/bin/gnuplot -persist
# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'iterate.3.png'
set key title "Dynamic iteration limits" center
set key fixed right top vertical Right noreverse enhanced autotitle box lt black linewidth 1.000 dashtype solid
set key noinvert samplen 4 spacing 1 width 0 height 1
set key opaque
unset parametric
set title "plot for [i=1:4] for [k=i:i] for [j=1:k] 10*k + cos(j*x)" 
set xrange [ * : * ] noreverse writeback
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 colorbox vertical origin screen 0.9, 0.2 size screen 0.05, 0.6 front  noinvert bdefault
NO_ANIMATION = 1
## Last datafile plotted: "whale.dat"
plot for [i=1:4] for [k=i:i] for [j=1:k] 10*k + cos(j*x) lw j      title sprintf("k=%d  j=%d", i, j)