Magnetic Pendulum (3-Magnet)

motion · 36 views
motion

What It Is

Pendulum tip in 2D plane above three magnets at triangle vertices, with linear gravity-restoring force --- conservative (no damping) 2-DOF Hamiltonian chaos. The damped version has the famous fractal basin boundaries; the undamped version sweeps the energy surface chaotically. Velocity-Verlet (symplectic) integration. Output: x(t).

Interpretation

Standard analysis sees: rich, high-entropy values; smooth / autocorrelated; long-range memory (persistent); 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 (+3.1z) — beyond what the standard bank predicts for it. It sits beside Hénon-Heiles in the atlas (standard-bank rank 29) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.44
asymmetry0.60
occupancy0.86
short-range corr0.98
long-range memory0.98
spectral colour0.18
periodicity0.77
complexity0.04
time-irreversibility0.76
volatility clustering0.99
multifractality0.92
dimensionality0.18
nonstationarity0.76
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
Moiré:moire_invariance_breadth+3.1zbank-miss 1.3σ
Bispectrum:coupling_frequency_centroid+2.0zbank-miss 2.1σ

Composition

dtypefloat64
range[-1.798, 1.937]
unique values16222 / 16384
mean ± std-0.0067 ± 1.08

Render Gallery

Atlas Position

Nearest neighborDistance
Hénon-Heiles2.73cross-domain
FPUT N=162.80cross-domain
Chua's Circuit2.85cross-domain

Open in Atlas →

Which Geometries Light Up

Ammann-Beenker (Octagonal)Ammann-Beenker (Octagonal):convergent_resonancerank 4/2980.8883
BispectrumBispectrum:coupling_frequency_centroidrank 5/2980.6301
Catch24Catch24:CO_Embed2_Dist_tau_d_expfit_meandiffrank 2/29850.7824
Catch24Catch24:FC_LocalSimple_mean3_stderrrank 294/2980.0123
Hodge–LaplacianHodge–Laplacian:curl_div_ratiorank 2/2985.9458
Hodge–LaplacianHodge–Laplacian:solenoidal_fractionrank 2/2980.9971
H² × ℝ (Thurston)H² × ℝ (Thurston):hyperbolic_triangle_arearank 294/2980.0002
Hölder RegularityHölder Regularity:hurst_exponentrank 1/2980.9689
Hölder RegularityHölder Regularity:increment_autocorrelationrank 2/2980.9998
Hölder RegularityHölder Regularity:holder_minrank 5/2980.9211
Klein BottleKlein Bottle:orientation_coherencerank 2/2980.9976
LaplacianLaplacian:gradient_sign_persistencerank 2/2980.9975
MoiréMoiré:moire_invariance_breadthrank 2/2980.0387
Multifractal SpectrumMultifractal Spectrum:hurst_estimaterank 1/2980.9604
Möbius-S³Möbius-S³:hopf_fiber_coherencerank 4/2980.8037
Navier-StokesNavier-Stokes:intermittency_autocorrrank 2/2980.9998
Spectral AnalysisSpectral Analysis:spectral_r2rank 4/2980.9662
SymplecticSymplectic:flux_sign_persistencerank 5/298283.7253
Ulam Spiral (Square)Ulam Spiral (Square):radon_anisotropyrank 2/2980.0418
Visibility GraphVisibility Graph:nvg_hvg_reach_divergencerank 2/2980.9970
Wavelet CascadeWavelet Cascade:scale_gini_dispersionrank 295/2980.0075
p-Variationp-Variation:increment_persistencerank 1/2980.9999
p-Variationp-Variation:volatility_clusteringrank 1/2980.9998
p-Variationp-Variation:var_p2rank 294/2980.0000
p-Variationp-Variation:variation_indexrank 295/2981.0005
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