The Rössler attractor is the chaotic solution of Otto Rössler's 1976 system 𝑑𝑥/𝑑𝑡 = −𝑦 − 𝑧, 𝑑𝑦/𝑑𝑡 = 𝑥 + 𝑎𝑦, 𝑑𝑧/𝑑𝑡 = 𝑏 + 𝑧(𝑥 − 𝑐) at a = 0.2, b = 0.2, c = 5.7. An orbit spirals outward near the xy-plane around an unstable focus then is folded back by