input mp-solid

satu:=1;

%1'9"
figureespace(-10u,-10u,10u,10u);
Initialisation(5000,30,30,40);
arcenciel:=true;
incolor:=0.9[gris,blanc];
draw SurfZ("sin((X**2+Y**2)/3)",-5,5,-5,5,90,120);
TraceAxes;
finespace;
end