# set terminal pngcairo  background "#ffffff" font "arial,10" fontscale 1.0 size 500, 300 
# set output 'image2.11.png'
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 polar
set size ratio 1 1,1
set title "Uniform sampling in the polar coordinate system" 
set xrange [ -1.30000 : 1.30000 ] noreverse nowriteback
set yrange [ -1.30000 : 1.30000 ] noreverse nowriteback
plot 'sine.bin' binary endian=little array=201 dt=0.018326 origin=(0,0) format='%f' using 1 with lines