# test03_commands.txt
#
# Usage:
#  gnuplot < test03_commands.txt
#
set term png
set output "test03.png"
set xlabel "<---X--->"
set ylabel "<---Y--->"
set title "Data and Cubic Spline interpolant"
set grid
set style data lines
plot "test03_data.txt" using 1:2 with points pt 7 ps 2 lc rgb "blue",\
     "test03_interp.txt" using 1:2 lw 3 linecolor rgb "red"