ROOM · OSCILLATORS FORCED · 2 OF 5

Chaos · room 2

Eight exhibits. Look at one, then step to the next. The room loops.

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1. EXHIBIT
   Forced Duffing
   Forced Duffing (phase-augmented). dx=y, dy=f cos θ − βx − x³ − d y, dθ=ω. Classic f=27 ω=2
2. EXHIBIT
   Soft Forced Duffing
   Soft Forced Duffing. Classic γ=0.35
3. EXHIBIT
   Forced Pendulum
   Forced pendulum (phase-augmented). dx=y, dy=−d y−sin x+f cos θ, dθ=ω. Classic f=27 ω=2.2 d
4. EXHIBIT
   Forced Rayleigh
   Forced Rayleigh. Classic g=0.4
5. EXHIBIT
   Forced VdP
   Forced VdP. Classic μ=1.0
6. EXHIBIT
   Forced Van der Pol
   Forced Van der Pol. Classic a=1
7. EXHIBIT
   Forced van der Pol
   Forced van der Pol (phase-augmented). dx=y, dy=μ(1−x²)y−x+F cos θ, dθ=ω. Classic μ=8.53 F=
8. EXHIBIT
   Mathieu–Duffing
   Mathieu–Duffing. Classic a=0.5

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