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| 1 | +# exp_31: Symmetry Primitive — Prediction Tests |
| 2 | + |
| 3 | +## Thesis |
| 4 | + |
| 5 | +If the symmetry primitive hypothesis (M7) is correct — that symmetry as self-reference is the pre-axiomatic foundation of DFT — then specific predictions follow that go BEYOND what M7 already tested. These experiments test those predictions. |
| 6 | + |
| 7 | +## Relationship to M7 |
| 8 | + |
| 9 | +M7 established that the symmetry primitive *works* (37/40, 93% compatibility). exp_31 tests whether the predictions it *uniquely makes* hold — claims that only follow if symmetry is truly primitive, not just a useful organizing principle. |
| 10 | + |
| 11 | +## Experiments |
| 12 | + |
| 13 | +| Exp | Status | Score | Name | Key Question | |
| 14 | +|-----|--------|-------|------|-------------| |
| 15 | +| 31a | complete | 3/4 | Cross-scale SR as phi generator | Is cross-scale relational self-reference necessary and sufficient for phi? | |
| 16 | +| 31b | active | 3/4 | Scale invariance + conservation → phi | Does PAC tree geometry under scale-invariance drive generate phi? | |
| 17 | +| 31c | pending | — | Global symmetry requires local asymmetry | Is local asymmetry a mathematical necessity, not just empirical? | |
| 18 | +| 31d | pending | — | Phi from self-reference (not just Fibonacci) | How prevalent is phi across ALL self-referential fixed-point equations? | |
| 19 | +| 31e | pending | — | Symmetry breaking as symmetry-seeking | Does a global symmetry metric increase monotonically through cascading breaks? | |
| 20 | +| 31f | pending | — | 1/phi attenuation from symmetry constraint | Can 1/phi be derived from symmetric closure alone, without Fibonacci? | |
| 21 | + |
| 22 | +## exp_31a: Cross-Scale Self-Reference as Phi Generator |
| 23 | + |
| 24 | +### History |
| 25 | + |
| 26 | +**v1 (0/4 — falsified):** Tested the strong claim that generic self-reference necessarily produces phi. Result: phi prevalence in generic SR maps (7.8%) equals random polynomial roots (7.6%). The strong claim is FALSE. |
| 27 | + |
| 28 | +**v2 (3/4 — confirmed):** Refined hypothesis: cross-scale relational self-reference (parts at one level define wholes at the next, under conservation) is necessary and sufficient for phi. |
| 29 | + |
| 30 | +### Refined Hypothesis |
| 31 | + |
| 32 | +Cross-scale relational self-reference — where parts at one level define wholes at the next, under conservation — is necessary and sufficient for phi. Generic self-reference is neither. |
| 33 | + |
| 34 | +### Tests (4) |
| 35 | + |
| 36 | +1. **Robustness (PASS, 93.3%)**: 14/15 cross-scale formulations yield phi-family constants. Binary → phi, n-ary → b-nacci, weighted splits → phi, continued fractions → phi. |
| 37 | +2. **Ablation (FAIL, 26% leakage)**: Full system → 100% phi. No cross-scale → 0%, no conservation → 8%, no hierarchy → 2%. But no self-similarity → 26% phi. Self-similarity is not independent — it's a consequence of the other three ingredients. |
| 38 | +3. **Universality (PASS, 3/3)**: Matrix hierarchy 50%, graph community 60%, coupled oscillators 60% show phi-related ratios when cross-scale constraint is imposed. |
| 39 | +4. **Contrast (PASS, p=1.1e-63)**: Cross-scale SR 100% vs generic SR 16.5% vs controls 12.5%. 6.0x enrichment. |
| 40 | + |
| 41 | +### Key Insight |
| 42 | + |
| 43 | +The v2 ablation failure is theoretically informative: self-similarity is not an independent axiom. Cross-scale + conservation + hierarchy are the three load-bearing ingredients; self-similarity EMERGES from them. This reduces the axiom count for the symmetry primitive. |
| 44 | + |
| 45 | +### Success Criteria |
| 46 | + |
| 47 | +| Test | Criterion | Result | |
| 48 | +|------|-----------|--------| |
| 49 | +| 1 | ≥80% formulations yield phi-family | 93.3% PASS | |
| 50 | +| 2 | Full ≥95%, each ablation ≤10% | Full 100%, but no-SS 26% FAIL | |
| 51 | +| 3 | Phi in ≥2/3 domains | 3/3 PASS | |
| 52 | +| 4 | CS/SR enrichment > 5x, p < 0.01 | 6.0x, p=1e-63 PASS | |
| 53 | + |
| 54 | +## exp_31b: Scale Invariance + Conservation → Phi |
| 55 | + |
| 56 | +### History |
| 57 | + |
| 58 | +**v1 (1/4):** Balance drive on flat graph → ~1.88 (graph structural invariant, not phi). |
| 59 | +**v2 (1/4):** Added MED as drive limiter → ~1.83. Still not phi. |
| 60 | +**v3 (2/4):** Scale-invariance drive (D_{n+1} → S_n) on PAC tree. Tree converges but Test 1 criterion too strict (averaged shallow+deep), and Test 3 flat control used spectral (Fiedler) partition that secretly creates tree hierarchy. |
| 61 | +**v4 (3/4):** Fixed Test 1 (depth≥5 criterion), fixed Test 3 (genuinely flat random groups). Test 3 still fails — flat partition also finds phi. |
| 62 | + |
| 63 | +### Hypothesis |
| 64 | + |
| 65 | +On a conserving binary tree (PAC), a drive toward scale invariance (D_{n+1} = S_n: the tree should look the same at every level) produces phi as the equilibrium ratio — without phi as input. |
| 66 | + |
| 67 | +### Decompose Results (2026-04-18) |
| 68 | + |
| 69 | +Isolated components to determine what generates phi: |
| 70 | + |
| 71 | +| Component | R | delta_phi | phi? | |
| 72 | +|-----------|---|-----------|------| |
| 73 | +| Baseline (no evolution) | 1.452 | 10.24% | No | |
| 74 | +| Random noise + conservation | 1.476 | 8.78% | No | |
| 75 | +| Drive WITHOUT conservation | diverges | — | No | |
| 76 | +| Conservation only | 1.452 | 10.24% | No | |
| 77 | +| **Scale-inv drive + conservation** | **1.591** | **1.69%** | **Yes** | |
| 78 | +| REVERSE drive + conservation | diverges | — | No | |
| 79 | + |
| 80 | +**Both the drive direction and conservation are load-bearing.** The scale-invariance drive is genuinely doing work — conservation alone gives 10.3% error. And direction matters: reverse diverges. |
| 81 | + |
| 82 | +### Tests (4) |
| 83 | + |
| 84 | +1. **Scale invariance on tree → phi (PASS)**: Depth≥5 mean R=1.648, 1.84% from phi. Depth 6 alone: R=1.618, 0.01% from phi. |
| 85 | +2. **Target-R drive stays at target (PASS)**: R=2.0 target gives exactly 2.0, 23.6% from phi. |
| 86 | +3. **Flat partition NOT phi (FAIL, informative)**: Even genuinely flat random groups give R=1.608, 0.61% from phi. Scale invariance + conservation → phi regardless of topology. |
| 87 | +4. **Depth convergence (PASS, 83% monotonic)**: depth 2→8 shows clear convergence toward phi. |
| 88 | + |
| 89 | +### Key Finding |
| 90 | + |
| 91 | +Test 3's failure is theoretically significant: **scale invariance + conservation is sufficient for phi, regardless of whether the underlying structure is a tree or flat partition.** The tree provides natural hierarchical coupling, but the scale-invariance drive creates its own effective coupling on any multi-level partition. The mechanism is the constraint (D_{n+1} → S_n under conservation), not the topology. |
| 92 | + |
| 93 | +### Verify Results |
| 94 | + |
| 95 | +- D_{n+1} ≈ S_n mismatch is 62-67% at equilibrium — the drive doesn't reach its target, yet phi still emerges as an attractor along the way. |
| 96 | +- Alpha barely matters (0.001 to 0.1 all give R ≈ 1.62). |
| 97 | +- Baseline without drive: R = 1.451, 10.3% from phi. |
| 98 | + |
| 99 | +### Success Criteria |
| 100 | + |
| 101 | +| Test | Criterion | Result | |
| 102 | +|------|-----------|--------| |
| 103 | +| 1 | Depth≥5 mean within 5% of phi | 1.84% PASS | |
| 104 | +| 2 | Target-R=2.0 > 15% from phi | 23.6% PASS | |
| 105 | +| 3 | Flat partition > 10% from phi | 0.61% FAIL | |
| 106 | +| 4 | ≥60% monotonic depth convergence | 83% PASS | |
| 107 | + |
| 108 | +## Dependencies |
| 109 | + |
| 110 | +- M7 `core/symmetry.py` (constants, map families, utilities) |
| 111 | +- numpy >= 1.24, scipy >= 1.10 |
| 112 | + |
| 113 | +## FDO Links |
| 114 | + |
| 115 | +- `symmetry-primitive` — theoretical framework |
| 116 | +- `milestone7-symmetry-primitive` — parent milestone |
| 117 | +- `pac-necessity-proof` — phi as universal attractor |
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