set key left set terminal png set output "maxsum1-4.png" plot [1:2100] \ "maxsum1.data" t "maxsum1", \ "maxsum2a.data" t "maxsum2a", \ "maxsum2b.data" t "maxsum2b", \ "maxsum3.data" t "maxsum3", \ "maxsum4.data" t "maxsum4", \ 1.5e-9*x**3 t "1.5e-9*n^3" set output "maxsum2-4.png" plot [1:10300] \ "maxsum2a.data" t "maxsum2a", \ "maxsum2b.data" t "maxsum2b", \ "maxsum3.data" t "maxsum3", \ "maxsum4.data" t "maxsum4", \ 5e-9*x**2 t "5e-9*n^2", \ 4.55e-9*x**2 t "4.55e-9*n^2" set output "maxsum3-4.png" plot [0:1100000] \ "maxsum3.data" t "maxsum3", \ "maxsum4.data" t "maxsum4", \ 3.14e-7*x t "3.14e-7*x", \ 1.45e-8*x t "1.45e-8*n" set output "maxsum3-4-divn.png" plot [10000:1510000][0:3.8e-7] \ "maxsum3.data" u ($1):($2/$1) t "maxsum3 / n", \ "maxsum4.data" u ($1):($2/$1) t "maxsum4 / n", \ 1.5e-8, \ 3e-7 set log x set output "maxsum3-divn.png" plot [100000:] \ "maxsum3.data" u ($1):($2/$1) t "maxsum3 / n", \ 1.3e-8*log(x)+1.36e-07 t "1.3e-8*log(n)+1.36e-07"