# set terminal pngcairo background "#ffffff" enhanced font "arial,8" fontscale 1.0 size 512, 280 # set output 'transparent.1.png' set clip two set style fill solid 1.00 noborder set key title "Gaussian Distribution" set key inside left top vertical Left reverse enhanced autotitles nobox set key noinvert samplen 1 spacing 1 width 0 height 0 set encoding utf8 set style data lines set style function filledcurves y1=0 set title "Solid filled curves" set xrange [ -5.00000 : 5.00000 ] noreverse nowriteback set yrange [ 0.00000 : 1.00000 ] noreverse nowriteback unset colorbox Gauss(x,mu,sigma) = 1./(sigma*sqrt(2*pi)) * exp( -(x-mu)**2 / (2*sigma**2) ) d1(x) = Gauss(x, 0.5, 0.5) d2(x) = Gauss(x, 2., 1.) d3(x) = Gauss(x, -1., 2.) save_encoding = "default" GPFUN_Gauss = "Gauss(x,mu,sigma) = 1./(sigma*sqrt(2*pi)) * exp( -(x-mu)**2 / (2*sigma**2) )" GPFUN_d1 = "d1(x) = Gauss(x, 0.5, 0.5)" GPFUN_d2 = "d2(x) = Gauss(x, 2., 1.)" GPFUN_d3 = "d3(x) = Gauss(x, -1., 2.)" plot d1(x) fs solid 1.0 lc rgb "forest-green" title "μ = 0.5 σ = 0.5", d2(x) lc rgb "gold" title "μ = 2.0 σ = 1.0", d3(x) lc rgb "red" title "μ = -1.0 σ = 2.0"