### gnuplot

### Kurven vielleicht möglicher Stammzahlen im Plenter- und
### Alterklassenwald.

### License: none. I don't care.

set encoding iso_8859_1
#set terminal pbm color
set terminal x11

set ylabel "Stammanzahl"
set xlabel "Brusthöhendurchmesser (BHD)"

set title "Stammzahlverteilungen"
set yrange [1:250]
#set logscale y
set boxwidth 4 
set grid
set grid noxtics
set grid y2tics
set multiplot
set samples 20
plot [2:78] sigma=0.2,  xe=36, \
     600*exp(-0.068*x) t "Plenterwald" with boxes 1, \
     100 * 1/(sigma*sqrt(2*pi)) * exp(-1*(x-xe)**2 / 2*sigma**2) t "Altersklassenwald" with boxes 3
set samples 2000
plot [2:78] sigma=0.2,  xe=36, \
     600*exp(-0.068*x) t "" with lines 1, \
     100 * 1/(sigma*sqrt(2*pi)) * exp(-1*(x-xe)**2 / 2*sigma**2) t "" with lines 3
unset multiplot