# set terminal canvas  rounded size 600,400 enhanced fsize 10 lw 1.6 fontscale 1 name "contours_22" jsdir "."
# set output 'contours.22.js'
set border 15 front lt black linewidth 1.000 dashtype solid
set key at screen 1, 0.9 right top vertical Right noreverse enhanced autotitle nobox
unset key
set style textbox opaque margins  0.5,  0.5 fc  bgnd noborder
set view 20, 340, 1, 1.1
set isosamples 60, 60
unset surface 
set contour base
set cntrlabel onecolor format '%8.3g' font ',7' start 2 interval 20
set hidden3d back offset 1 trianglepattern 3 undefined 1 altdiagonal bentover
set cntrparam order 8
set cntrparam bspline
set style data lines
set xyplane relative 0
unset ztics
set title "All contours drawn in a single color" 
set xlabel "x" 
set ylabel "y" 
set logscale z 10
Rosenbrock(x,y) = (1-x)**2 + 100*(y - x**2)**2
u = 0.0
x = 0.0
GPFUN_Rosenbrock = "Rosenbrock(x,y) = (1-x)**2 + 100*(y - x**2)**2"
## Last datafile plotted: "glass.dat"
splot [-1.5:1.5] [-0.5:1.5] Rosenbrock(x,y) lc rgb "#007700"