# set terminal pngcairo transparent enhanced font "arial,10" fontscale 1.0 size 500, 350 # set output 'poldat.3.png' unset border set dummy t,y set grid polar 0.523599 set grid noxtics nomxtics noytics nomytics noztics nomztics \ nox2tics nomx2tics noy2tics nomy2tics nocbtics nomcbtics set grid layerdefault linetype 0 linewidth 1.000, linetype 0 linewidth 1.000 set key inside right top vertical Right noreverse enhanced autotitles box linetype -1 linewidth 1.000 set key noinvert samplen 0.75 spacing 1 width 0 height 0 set key opaque set logscale r 10 set polar set view equal xy set size ratio 1 1,1 set style data impulses set noxtics set noytics set rtics axis in scale 0.5,0 nomirror rotate by -270 offset character 0, 0.7, 0 autojustify set rtics norangelimit set rtics (2.00000, 5.00000, 10.0000, 15.0000) set title "log scale polar axis" set rrange [ 0.500000 : 19.0000 ] noreverse nowriteback set xrange [ -1.57978 : 1.57978 ] noreverse nowriteback set yrange [ -1.57978 : 1.57978 ] noreverse nowriteback tv(t,r) = sin(t)/(1+r) tu(t,r) = (cos(t) +r)/(1+r) cu(t,x) = 1 + cos(t)/x cv(t,x) = (1+ sin(t))/x GPFUN_tv = "tv(t,r) = sin(t)/(1+r)" GPFUN_tu = "tu(t,r) = (cos(t) +r)/(1+r)" GPFUN_cu = "cu(t,x) = 1 + cos(t)/x" GPFUN_cv = "cv(t,x) = (1+ sin(t))/x" plot 'silver.dat' using ($1/100.):3:0 lc var lw 2 title 'silver.dat'