Triangle wave --- linear ramps up and down, smooth peaks with 1/n² Fourier decay (only odd harmonics)
Standard analysis sees: rich, high-entropy values; strongly periodic; low-complexity (predictable, not noise-like); low-dimensional; stationary. The atlas additionally detects Persistent Homology:max_h1_lifetime.
Nonstationarity:dynamic_coupling | +2.4z | bank-miss 1.3σ |
Attractor Reconstruction:kaplan_yorke_dim | -2.2z | bank-miss 1.4σ |









_(centered)/signed_log_z/Triangle_Wave.png)
_(centered)/xy_path/Triangle_Wave.png)

/barcode/Triangle_Wave.png)
/d_curve/Triangle_Wave.png)








/phi_spectrum/Triangle_Wave.png)










/default/Triangle_Wave.png)
/default/Triangle_Wave.png)


| Nearest neighbor | Distance | |
|---|---|---|
| Damped Pendulum | 3.38 | cross-origin |
| 2-Torus Quasiperiodic | 4.00 | cross-origin |
| Clipped Sine | 4.08 |
2-adic › 2-adic:mean_distance | rank 3/306 | 0.6683 |
Attractor Reconstruction › Attractor Reconstruction:d2_saturation | rank 3/306 | 0.9969 |
D4 Triality › D4 Triality:edge_ortho_polarity | rank 3/306 | 0.7398 |
Fisher Information › Fisher Information:effective_dimension | rank 5/306 | 15.9997 |
Fisher Information › Fisher Information:log_det_fisher | rank 302/306 | 44.3616 |
Fisher Information › Fisher Information:trace_fisher | rank 302/306 | 256.0044 |
Modular Residue › Modular Residue:occupancy_entropy | rank 3/306 | 1.0000 |
Multi-Scale Wasserstein › Multi-Scale Wasserstein:w_max_ratio | rank 3/306 | 1974.5185 |
Nonstationarity › Nonstationarity:metric_volatility | rank 2/306 | 3.4401 |
Ordinal Partition › Ordinal Partition:time_irreversibility | rank 305/306 | 0.0027 |
Persistent Homology › Persistent Homology:max_h1_lifetime | rank 4/306 | 0.7899 |
Visibility Graph › Visibility Graph:avg_clustering_coeff | rank 303/306 | 0.1777 |
Wasserstein › Wasserstein:entropy | rank 5/306 | 5.0000 |
Wasserstein › Wasserstein:concentration | rank 302/306 | 1.0094 |
Wasserstein › Wasserstein:dist_from_uniform | rank 302/306 | 0.0006 |