set terminal png set output "fig_GRN.png" set xlabel "time (sec)" set ylabel "Acceleration (gal)" set xtics 10.000000 set format x "%.0f" set ytics 0.200000 set format y "%.1f" set xrange [0.000000:100.000000] set yrange [-1.000000:1.000000] set grid xtics ytics mxtics mytics plot "temp.prn" with lines linewidth 2 title "Acceleration"