The animation is generated by artmetic graphic synthesizer and shows a horn torus,
the 12 whirling ribbons are Lissajous figures as trajectories which are formed
when the horn torus performes revolutions and rotations in ratio 1:2
(model for the electron), compare the generating principle.
© 2020 Wolfgang W. Däumler, Perouse
  fast  4 versions  as graticules