set term png set output 'T2_timer.png' set grid set xlabel "m, ед." set ylabel "T^2, c^2" plot 'outputT2_timer.data' using 1:2:3 with yerrorbars title "", 'outputT2_timer.data' with line title "T^2(m)" set term png set output 'T2_photo.png' set grid set xlabel "m, ед." set ylabel "T^2, c^2" plot 'outputT2_photo.data' using 1:2:3 with yerrorbars title "", 'outputT2_photo.data' with line title "T^2(m)" set term png set output 'U.png' set grid set xlabel "U, В" set ylabel "w, 1/c" set yrange[0:250] plot 'outputU.data' using 1:2:3:4 with xyerrorbars title "", 'outputU.data' with line title "w(U)"