# set terminal svg size 600,400 dynamic enhanced font 'arial,10' mousing name "sampling_4" butt dashlength 1.0 
# set output 'sampling.4.svg'
set key fixed right top vertical Right noreverse enhanced autotitle box lt black linewidth 1.000 dashtype solid
set key opaque
set style data lines
set trange [ 20.0000 : 50.0000 ] noreverse
set urange [ 1.00000 : 100.000 ] noreverse
set vrange [ 1.00000 : 100.000 ] noreverse
set xrange [ 1.00000 : 100.000 ] noreverse
NO_ANIMATION = 1
## Last datafile plotted: "++"
splot '++' using 1:2:($1*$2)