Square Skierpinski Ruleset Ruleset "square_skierpinski": { "axiom": "F+XF+F+XF", "rules": { "X": "XF-F+F-XF+F+XF-F+F-X" }, "angle": "90", "length_factor": "1", "max_Level": "2", "author": "Paul Bourke" } 🌄 Gallery