Phi (Φ) was described by Johannes Kepler as one of the “two great treasures of geometry.” (The other is the Theorem of Pythagoras.) I use Phi circles in quite original way switching dimension with percentages you can see in the video the symmetries and the endless possibilities you can use this awesome tool .I will come up with more designs pretty soon until then enjoy and comment if you have any question i will give feedback for all.