%k3dsurf Riemann

input mp-solid

%18''
figureespace(-10u,-10u,10u,10u);
Initialisation(1000,115,10,20);
incolor:=gris;
arcenciel:=true;
draw Sparam("(u*v,v**2-u**2,30*u)/30",-6,5.76,0.24,-25,24,1);
finespace;
end