x=f(u,v)= sin(u) + sin(v)
y=g(u,v)= u + 3
z=h(u,v)= 6 + v
50=u=5*pi 50=v=5*pi
x=f(u)= sin(u) x=f(v)=sin(v)
y=g(u)=u y=g(v)=3
z=h(u)=6 z=h(v)=v
50=U=5*pi 50=V=5*pi