# commands_h1.txt
#
# Usage:
#  gnuplot < commands_h1.txt
#
set term png
set output "h1.png"
set xlabel "<---NE--->"
set ylabel "<---H1(NE)--->"
set title "H1 error versus number of elements NE"
set logscale xy
set grid
set style data lines
plot "data.txt" using 1:3 with points pt 7 ps 2 lc rgb "blue",\
     "data.txt" using 1:3 lw 3 linecolor rgb "red"