Technical data for this type of fractal : click here. For the fractal here : fn1=sin, fn2=sin, fn3=sin, fn4=sin real(p1) = -0.5 imag(p1) = 64, real(p2) = 0, imag(p2) = 0, real(p3) = -0.3, imag(p3) = -0.3