Matematika u arhitekturi 2

Y = v+cos(u)

Z = 2*cos(v/2)*sin(u)

 -1*pi<=u<=2*pi       -2*pi<=v<=4*pi

 

rotiranje oko Y ose

b)

x=sin(u)*10

y=u*5*3

z=3*u

0<=u<=2*pi

x=v*sin(v)*15

y=5*v

z=v*cos(v)*10

0<=v<=4*pi