# predator_commands.txt
#
# Usage:
#  gnuplot < predator_commands.txt
#
set term png
set output 'predator.png'
set xlabel '<-- Prey -->'
set ylabel '<-- Predator -->'
set title 'Predator-prey solution by rk4'
set grid
set style data lines
plot 'predator_data.txt' using 2:3 with lines
quit