DOUBLE PENDULUM — POINCARÉ SECTION
Chaos visualized: θ₂ vs ω₂ when θ₁ = 0 (crossing)
PARAMETERS
Energy (total):
1.5
Mass ratio m₂/m₁:
1.0
Length ratio L₂/L₁:
1.0
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Points: 0 | t = 0.00
Poincaré section:
a 2D slice through the 4D phase space. Regular orbits form closed curves; chaos fills area ergodically.