Rule 30

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exotic

What It Is

Wolfram Rule 30 center column --- produces output indistinguishable from random despite simple local rules. Used as Mathematica's default random generator

Interpretation

Standard analysis sees: bounded / light-tailed; few distinct values; monofractal; stationary. The atlas finds no named structure, but the source is distinctively extreme on S² × ℝ (Thurston):height_drift (+5.6z) — beyond what the standard bank predicts for it. It sits beside Symbolic Lorenz in the atlas (standard-bank rank 39) — a neighbor conventional features miss.

What standard analysis sees
tail heaviness0.02
asymmetry0.32
occupancy0.05
short-range corr0.23
long-range memory0.33
spectral colour0.77
periodicity0.19
complexity0.40
time-irreversibility0.45
volatility clustering0.15
multifractality0.11
dimensionality0.62
nonstationarity0.08
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
S² × ℝ (Thurston):height_drift+5.6zbank-miss 1.4σ
Nonstationarity:change_quantiles_mid+4.0zbank-miss 1.9σ
Möbius-S³:sector_transition_entropy-2.6zbank-miss 1.2σ
Boltzmann:coupling_temporal_variance+2.4zbank-miss 1.4σ
Navier-Stokes:ess_quality+2.0zbank-miss 1.3σ

Composition

dtypefloat64
range[0, 1]
unique values2 / 16384
mean ± std0.505 ± 0.5

Binary sequence — two distinct symbols.

Render Gallery

Atlas Position

Nearest neighborDistance
Liouville Function2.34cross-domain
Symbolic Lorenz3.60
Symbolic Henon3.74

Open in Atlas →

Which Geometries Light Up

2-adic2-adic:valuation_spectral_concentrationrank 296/2980.0465
AutoRegressiveAutoRegressive:ar_residual_fracrank 4/2980.9996
Catch24Catch24:SC_FluctAnal_2_dfa_50_1_2_logi_prop_r1rank 5/2980.8000
Catch24Catch24:CO_HistogramAMI_even_2_5rank 296/2980.0000
Gottwald-MelbourneGottwald-Melbourne:radial_spectral_structurerank 297/2980.4355
Julia SetJulia Set:potential_smoothnessrank 296/29828.5342
Julia SetJulia Set:potential_variancerank 296/2981038.6669
LaplacianLaplacian:poisson_recovery_errorrank 5/29815.0351
MoiréMoiré:moire_invariance_breadthrank 297/2980.0028
MoiréMoiré:moire_peak_alpharank 297/2980.5623
MoiréMoiré:moire_max_coherencerank 298/2980.0222
Mostow RigidityMostow Rigidity:distance_rigidityrank 1/2980.9848
Navier-StokesNavier-Stokes:ess_qualityrank 5/2980.9869
NonstationarityNonstationarity:change_quantiles_midrank 5/2980.5040
Projective ℙ²Projective ℙ²:collinearityrank 294/2980.9401
Spectral AnalysisSpectral Analysis:spectral_flatnessrank 2/2980.5680
Spectral AnalysisSpectral Analysis:spectral_r2rank 295/2980.0000
Spherical S²Spherical S²:angular_spreadrank 4/2981.5708
Spherical S²Spherical S²:concentrationrank 294/2980.0059
S² × ℝ (Thurston)S² × ℝ (Thurston):height_driftrank 1/2981.0000
S² × ℝ (Thurston)S² × ℝ (Thurston):sphere_concentrationrank 295/2980.0057
Visibility GraphVisibility Graph:degree_exponent_gammarank 3/2982.7720
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