# set terminal pngcairo  background "#ffffff" enhanced fontscale 1.0 size 600, 400 
# set output 'cerf.1.png'
set format y "%.2f"
set samples 200, 200
set style data lines
set mxtics
set mytics
set xtics border out scale 1,0.5 nomirror norotate  offset character 0, 0, 0 autojustify
set title "Voigt Profile VP(x,σ,γ)" 
set xrange [ -10.0000 : 10.0000 ] noreverse nowriteback
set yrange [ 0.00000 : 0.300000 ] noreverse nowriteback
plot VP(x,1.53,0.0) title "σ=1.53 γ=0.00",      VP(x,1.30,0.5) title "σ=1.30 γ=0.50",      VP(x,1.00,1.0) title "σ=1.00 γ=1.00",      VP(x,0.00,1.8) title "σ=0.00 γ=1.80"