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Chaos Engine

Simulate chaotic systems, attractors, and bifurcation.

Chaos Theory & Nonlinear Dynamics Handbook

Mathematical Principles & Theorems

Nonlinear dynamical systems exhibit sensitive dependence on initial conditions. The Logistic Map \(x_{n+1} = r x_n(1 - x_n)\) models population growth with resource constraints; as \(r\) increases from 1 to 4, it undergoes period-doubling bifurcations at ratios governed by the universal Feigenbaum constant \(\delta \approx 4.6692016\). The 3D Lorenz attractor (\(\dot{x} = \sigma(y-x), \dot{y} = x(\rho-z)-y, \dot{z} = xy-\beta z\)) generates a strange attractor with non-integer fractal Hausdorff dimension.

Operating Instructions

  • Select a system: Logistic Map, Bifurcation Diagram, or Lorenz Attractor.
  • Set the parameter \(r\) (for Logistic map) or \((\sigma, \rho, \beta)\) (for Lorenz system) using precise value boxes.
  • Inspect the bifurcation tree showing period doubling cascades and chaotic bands.
  • Rotate the 3D Lorenz phase portrait to examine trajectory divergence and strange attractor geometry.

Parameters

dx/dt = σ(y−x)
dy/dt = x(ρ−z)−y
dz/dt = xy−βz