Mertens Function

number-theory · 37 views
number-theoryarithmetic

What It Is

Cumulative sum of the Moebius function --- a random-walk-like sequence whose growth rate is equivalent to the Riemann Hypothesis (O(n^(½+ε)) iff RH)

Interpretation

Standard analysis sees: left-skewed; smooth / autocorrelated; long-range memory (persistent); strongly periodic; volatility-clustering (bursty); nonstationary / drifting. The atlas additionally detects Nonstationarity:adf_pvalue.

What standard analysis sees
tail heaviness0.49
asymmetry0.05
occupancy0.55
short-range corr0.92
long-range memory0.91
spectral colour0.26
periodicity0.95
complexity0.41
time-irreversibility0.66
volatility clustering0.92
multifractality0.39
dimensionality0.17
nonstationarity0.91
What the atlas adds
Nonstationarity:adf_pvalue+3.0z
unit-root nonstationarity (ADF cannot reject random-walk null)
Atlas-extreme metrics the standard bank can’t predict for this source
H3 Icosahedral:temporal_coherence+3.2zbank-miss 3.1σ
Möbius-S³:phi_return_cv+2.9zbank-miss 1.8σ
H3 Icosahedral:nn_enrichment+2.9zbank-miss 2.9σ
Chladni:nodal_clustering+2.5zbank-miss 1.1σ

Composition

dtypefloat64
range[-132, 68]
unique values201 / 16384
mean ± std-28.9 ± 53.7

Render Gallery

Atlas Position

Nearest neighborDistance
Hilbert Walk2.92cross-origin
Rudin-Shapiro3.14cross-origin
Brownian Walk3.39cross-origin

Open in Atlas →

Which Geometries Light Up

Sol (Thurston)Sol (Thurston):integrated_walk_smoothnessrank 5/3070.8879
in stochastic-process
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