set terminal postscript enhanced

set key bottom right

set title "3-D Truthiness, order 4"

set xlabel "Number of Extra Points, S_k"
set ylabel "Percent of Improved Interpolations"

set log x

set yrange [0:1]

plot 'data.out' \
   u 1:4  t 'Resolution 1' w lp, \
'' u 1:8  t 'Resolution 2' w lp, \
'' u 1:12 t 'Resolution 3' w lp;