About this Simulation

This simulation models a ball rolling inside a wedge-shaped container, demonstrating how small changes in initial conditions lead to dramatically different trajectories—a hallmark of chaotic systems. Learners can observe motion evolution, analyze Poincaré sections to identify patterns, and adjust angle and speed parameters to explore the boundary between ordered and chaotic behavior.

Learning objectives: Understand how deterministic systems can exhibit unpredictable long-term behavior | Interpret Poincaré sections as tools for analyzing complex dynamical systems | Investigate the sensitivity of nonlinear motion to initial conditions



Title and author:

Ball in Wedge (Chaotic Behavior)
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author image author image dieter.roess@t-online.de - WEH-Foundation; Fremont Teng; Loo Kang Wee; Francisco Esquembre