# chebyshev4_commands.txt
#
# Usage:
#  gnuplot < chebyshev4_commands.txt
#
set term png
set output 'chebyshev4.png'
set xlabel '<--- X --->'
set ylabel '<--- Lebesgue(X) --->'
set title 'Chebyshev4 points for N = 11'
set grid
set style data lines
set timestamp
plot 'chebyshev4_data.txt' using 1:2 lw 3 linecolor rgb 'red'