#set terminal postscript eps            # set output to eps file#set output 'tutorial.eps' set xtic auto                          # set xtics automaticallyset ytic auto                          # set ytics automaticallyset title 'Velocity profiles at the centerline of the lid-driven cavity at Re = 100'set xlabel 'U/U0'set ylabel 'y/y0'set xrange[-0.4:1.0]set yrange[0.0:1.0]set key 0.8,0.6set pointsize 1plot 'tutorial.txt' using 4:2 title 'tutorial' with lines 1pause -1