Henon map reduced to a binary symbol stream (x < 0 or x > 0) --- the symbolic itinerary of a 2D strange attractor, encoding its topological horseshoe structure
Standard analysis sees: bounded / light-tailed; left-skewed; few distinct values; blue spectrum (high-frequency power); homoskedastic; monofractal; stationary. The atlas finds no named structure, but the source is distinctively extreme on Hyperbolic (Poincaré):temporal_variance (+4.5z) — beyond what the standard bank predicts for it. It sits beside Collatz Parity in the atlas (standard-bank rank 22) — a neighbor conventional features miss.
Hyperbolic (Poincaré):temporal_variance | +4.5z | bank-miss 1.5σ |
H² × ℝ (Thurston):hyperbolic_step_dispersion | +2.8z | bank-miss 1.1σ |
Modular Residue:occupancy_entropy | -2.4z | bank-miss 1.5σ |
Binary sequence — two distinct symbols.









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/phi_spectrum/Symbolic_Henon.png)










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| Nearest neighbor | Distance | |
|---|---|---|
| Collatz Parity | 3.40 | cross-origin |
| Rule 30 | 3.49 | cross-origin |
| Liouville Function | 3.60 | cross-origin |
Catch24 › Catch24:SC_FluctAnal_2_rsrangefit_50_1_logi_prop_r1 | rank 306/307 | 0.1200 |
G2 Root System › G2 Root System:pair_angle_kurtosis | rank 304/307 | -1.9967 |
Hyperbolic (Poincaré) › Hyperbolic (Poincaré):temporal_variance | rank 4/307 | 18.2333 |
H² × ℝ (Thurston) › H² × ℝ (Thurston):hyperbolic_step_dispersion | rank 3/307 | 7.7290 |
Mostow Rigidity › Mostow Rigidity:laplacian_perturbation_stability | rank 5/307 | 0.9999 |