http://xyst.i2p/riecg_example_onera.html
Gnuplot commands to reproduce the above plot: set grid # coarse and fine mesh, exp with err +/- 0.02 set output "o20.png" ; set title "Surface pressure coefficient at 20% semispan" ; set xlabel "x/c" ; set ylabel "-C_p" ; plot [] [ :1.5 ] "expe20.data" u 1 :2: ( 0 .02 ) lw 2 .0 w yerrorbars t "experiment" , "710K/o20.txt" u (( $1 -0.115 ) /0.62 ) : ( - ( $6 -1.0e+5 ) /0.5/1.225/ ( 283 .57**2.0+15.159**2.0 )) w p pt 6 t "computation (coarse mesh)" , "2.8M/o20.txt" u (( $1...