Triple Pendulum

motion · 36 views
motion

What It Is

3-segment Lagrangian pendulum chain, equal m=L=1 --- Hamiltonian 3-DOF conservative chaos with sin-coupling. Direct extension of Double Pendulum by one link; meant to populate the multi-DOF pendulum family the way Lorenz-96 {N=4,8,36} populates the dissipative-chain family. RK4 with dt=0.002. Output: angular velocity of bottom segment.

Interpretation

Standard analysis sees: smooth / autocorrelated; long-range memory (persistent); red spectrum (low-frequency / 1-over-f power); low-complexity (predictable, not noise-like); volatility-clustering (bursty); multifractal. The atlas finds no named structure, but the source is distinctively extreme on Moiré:moire_invariance_breadth (+2.8z) — beyond what the standard bank predicts for it.

What standard analysis sees
tail heaviness0.37
asymmetry0.69
occupancy0.77
short-range corr0.96
long-range memory0.96
spectral colour0.03
periodicity0.63
complexity0.09
time-irreversibility0.17
volatility clustering0.96
multifractality0.93
dimensionality0.20
nonstationarity0.80
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
Moiré:moire_invariance_breadth+2.8zbank-miss 1.4σ

Composition

dtypefloat64
range[-12.94, 13.85]
unique values16222 / 16384
mean ± std-0.0468 ± 5.66

Render Gallery

Atlas Position

Nearest neighborDistance
FPUT N=162.81cross-domain
Lorenz-96 N=83.10cross-domain
Double Pendulum3.14

Open in Atlas →

Which Geometries Light Up

Ammann-Beenker (Octagonal)Ammann-Beenker (Octagonal):convergent_resonancerank 5/2980.8608
MoiréMoiré:moire_invariance_breadthrank 4/2980.0359
Navier-StokesNavier-Stokes:sl_fit_qualityrank 2/2980.9480
WassersteinWasserstein:recurrence_distancerank 3/2980.0922
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