# set terminal pngcairo background "#ffffff" enhanced font "arial,8" fontscale 1.0 size 500, 300 # set output 'circles.3.png' unset key set style increment default set size ratio -1 1,1 set title "Trace of unconstrained optimization with trust-region method" set xrange [ -2.50000 : 1.50000 ] noreverse nowriteback set x2range [ * : * ] noreverse writeback set yrange [ -1.00000 : 2.50000 ] noreverse nowriteback set y2range [ * : * ] noreverse writeback set zrange [ * : * ] noreverse writeback set cbrange [ * : * ] noreverse writeback set rrange [ * : * ] noreverse writeback r = 0.01 types = 6 keyx = -137.0 keyy = -15.0 keyr = 25.0 ## Last datafile plotted: "optimize.dat" plot 'optimize.dat' with circles lc rgb "blue" fs transparent solid 0.15 noborder, 'optimize.dat' u 1:2 with linespoints lw 2 lc rgb "black"