# Analysis description 
set encoding iso_8859_1
set terminal x11
set size 1,0.5
set term postscript enhanced portrait "Helvetica" 12

set ylabel "execution times (in s)" 
set xlabel "Sparse polynomial's degrees" 
#set logscale x
#set logscale y
set format x "%2.0e"
#set key on outside left bmargin
set style line 1 lc rgb '#0060ad' lt 1 lw 2 pt 1 ps 1.5   # --- blue
set style line 2 lc rgb '#dd181f' lt 1 lw 2 pt 5 ps 1.5   # --- red
set style line 3 lc rgb '#dd181f' lt 1 lw 2 pt 7 ps 1.5   # --- red

plot'openMP-GPU.txt' index 0 using 1:5 t "OpenMP 1 core"       with linespoints ls 2,\
 'openMP-GPU.txt' using 1:2 t "OpenMP 4 cores"      with linespoints ls 1,\
'openMP-GPU.txt' index 1 using 1:2 t  "GPU"     with linespoints ls 3