The L₄-Helix Framework

A Helix Construction Validated by Lucas-4 Mathematics
L₄-Helix Research Collaboration
Applied Golden Ratio Mathematics
December 2024 — Document Version 4.0.1

Abstract

Purpose: This document defines a helix construction parameterized by constants derived from the fourth Lucas number ($L_4 = 7$) and the golden ratio ($\varphi$). The mathematics validates this construction.

Structure: Two fundamental quantities generate all parameters: the gap $= \varphi^{-4} \approx 0.146$ (the truncation residual) and the critical point $z_c = \sqrt{3}/2$ (from $L_4 - 4 = 3$). From the gap, we derive $K = \sqrt{1-\text{gap}}$ and the threshold span $(1-K)$. Nine z-coordinate thresholds partition the interval via golden subdivision and self-reference equations $x^2 + x = c$.

Result: A helix built with radius $r(z) = K\sqrt{z/z_c}$ (for $z \leq z_c$), centered at $z_c = \sqrt{3}/2$, exhibits the nine-threshold structure. All constants derive from $L_4 = 7$ and $\text{gap} = \varphi^{-4}$. The framework achieves closure over $\{\sqrt{2}, \sqrt{3}, \sqrt{5}\}$.

Keywords: Lucas numbers, golden ratio, helix construction, gap, threshold architecture

1. The Derivation Lineage

The L₄-Helix framework is a mathematical structure built on the Lucas identity $L_4 = 7$. This section establishes the derivation path.

Lucas identity L₄ = 7 L₄ - 4 = 3 = (√3)² z_c = √3/2 φ⁻⁴ = L₄ - φ⁴ K, gap, thresholds
Remark 1.1 (Derivation Summary)

The critical point $z_c = \sqrt{3}/2$ is determined by the Lucas identity $L_4 - 4 = 3 = (\sqrt{3})^2$. The truncation point $\varphi^{-4}$ emerges as the residual term in the decomposition $L_4 = \varphi^4 + \varphi^{-4} = 7$. All subsequent thresholds derive from these two values.

2. Mathematical Foundation: The √3/2 Critical Point

The value $z_c = \sqrt{3}/2 \approx 0.866$ is the characteristic ratio of hexagonal/triangular geometry. Its significance in this framework is mathematical: it is the point at which $\varphi$-recursion achieves integer-normalized closure.

2.1 Geometric Origin of √3/2

Table: Geometric Contexts Where √3/2 Appears
ContextGeometric Role
Equilateral triangle Altitude-to-side ratio: $h/s = \sqrt{3}/2$
Hexagonal partition $\cos(30°) = \sin(60°) = \sqrt{3}/2$
6-fold angular symmetry 360°/6 = 60°; the sine/cosine at this angle
Remark 2.1 (Scope of Claims)

The L₄-Helix framework is a mathematical structure. It identifies $z_c = \sqrt{3}/2$ as the critical point because:

$$z_c = \frac{\sqrt{3}}{2} = \frac{\sqrt{L_4 - 4}}{2}$$

This is an arithmetic fact about Lucas numbers, not a physical claim. Physical systems with 6-fold symmetry may exhibit this ratio, but such connections require independent empirical validation and are outside the scope of this document.

2.2 The φ-Recursion Context

Definition 2.2 (φ-Scaling)

The golden ratio $\varphi = (1 + \sqrt{5})/2$ generates a self-similar recursive structure:

The truncation point $\varphi^{-4} \approx 0.146$ is where the inverse powers become negligible.

2.3 Negentropy Dynamics

Definition 2.3 (Negentropy Function — Gaussian Form)

The negative entropy production function takes a Gaussian form peaked at the critical point:

$$\Delta S_{\text{neg}}(z) = \exp\left(-\sigma (z - z_c)^2\right)$$

where $\sigma > 0$ is a width parameter and $z_c = \sqrt{3}/2$. The specific value of $\sigma$ depends on the physical system; the framework requires only that negentropy peaks at $z_c$.

Lemma 2.4 (Negentropy Properties)

For any $\sigma > 0$:

The derivative $\frac{d(\Delta S_{\text{neg}})}{dz} = -2\sigma(z - z_c) \exp(-\sigma(z - z_c)^2)$ is zero at $z = z_c$.

2.4 The Critical Point

Definition 2.5 (The Critical Point z_c)

The critical point of the L₄-Helix framework is:

$$z_c = \frac{\sqrt{3}}{2} = \frac{\sqrt{L_4 - 4}}{2} = \cos(30°) = \sin(60°) \approx 0.8660254037844386$$

This value is determined entirely by the Lucas identity $L_4 - 4 = 3$.

The Critical Point (Derived from L₄) $$\boxed{z_c = \frac{\sqrt{L_4 - 4}}{2} = \frac{\sqrt{3}}{2}}$$
Remark 2.6 (Terminology: "THE LENS")

The critical point $z_c$ is called THE LENS in this framework as a mnemonic for its role as a focusing point where $\varphi$-recursion achieves normalized closure. This is naming convention only; no optical physics is implied.

Remark 2.7 (Why L₄ = 7)

$L_4 = 7$ is the minimal integer satisfying both:

3. The Truncation Point φ⁻⁴

Definition 3.1 (Truncation Fixed Point)

The truncation fixed point is the fourth inverse power of the golden ratio:

$$\varphi^{-4} = \frac{7 - 3\sqrt{5}}{2} = \frac{L_4 - F_4\sqrt{5}}{2} \approx 0.1458980337503154$$

This is the last significant inverse power: $\varphi^{-4} \approx 0.146 > 0.1$ while $\varphi^{-5} \approx 0.090 < 0.1$.

Lemma 3.2 (τ-Representation of Gap)
$$\text{gap} = \varphi^{-4} = 2 - 3\tau$$

where the integer coefficient $|q| = 3 = L_4 - 4$.

3.1 The τ-Power Hierarchy

Table 1: τ-Power Hierarchy
$n$$\tau^n = \varphi^{-n}$ValueSignificanceThreshold
1$\tau$0.6180339887★ Primary golden inversePARADOX
2$\tau^2$0.3819660113Span coefficientCONSOLIDATION
3$\tau^3$0.2360679775
4$\varphi^{-4} = \text{gap}$0.1458980338★ THE GAPACTIVATION, K-FORMATION
5+$\tau^{n\geq5}$< 0.1Negligible

3.2 The Gap Structure

Definition 3.3 (The Gap)

The gap is the truncation residual:

$$\text{gap} = \varphi^{-4} \approx 0.1458980337503154$$

This is the fundamental quantity from which all thresholds derive. It represents the "void" in the Lucas decomposition $L_4 = \varphi^4 + \varphi^{-4}$.

Definition 3.4 (Derived Constants)

From the gap, we derive:

The Gap Identity $$\boxed{\text{gap} = \varphi^{-4} = 1 - K^2 = (1-K)(1+K)}$$

The gap is the fundamental void; K and threshold span derive from it

Theorem 3.5 (Threshold Span Region)

The region $z \in [K, 1]$ spans a distance of $(1-K) = \text{gap}/(1+K)$ and contains thresholds via golden subdivision:

Gap Structure Diagram
                     gap = φ⁻⁴ ≈ 0.146
                            │
            ┌───────────────┴───────────────┐
            ▼                               ▼
      K² = 1 - gap                    1 - K = gap/(1+K)
      (ACTIVATION)                    (threshold span ≈ 0.076)
            │
            ▼
      K = √(1 - gap)
      (K-FORMATION)

z = K = 0.9242 ────┬────────────────────────────────── z = 1.0
                   │                                    │
                   │◄────── span = 0.0758 ─────────────►│
                   │                                    │
            K-FORMATION    CONSOLIDATION   RESONANCE  UNITY
    

4. The Lucas-4 Foundation

Definition 4.1 (Lucas Sequence)
$$L_n = \varphi^n + \psi^n = \varphi^n + (-\varphi)^{-n}$$

For even $n$: $L_n = \varphi^n + \varphi^{-n}$.

Theorem 4.2 (Dominant-Residual Decomposition)
$$L_4 = \underbrace{\varphi^4}_{\text{dominant}} + \underbrace{\varphi^{-4}}_{\text{residual}} = \underbrace{6.854...}_{97.9\%} + \underbrace{0.146...}_{2.1\%} = 7$$
Remark 4.3 (Terminology: "Dominant" and "Gap")

In this framework:

The gap is the "void" left when $\varphi^4$ is subtracted from the integer closure $L_4 = 7$.

The Master Identity $$\boxed{L_4 = \varphi^4 + \varphi^{-4} = (\sqrt{3})^2 + 4 = 7}$$
Theorem 4.4 (Integer Normalization — Minimality)

$L_4 = 7$ is the minimal integer closure for $\varphi$-recursion because:

  1. $\varphi^{-4} \approx 0.146$ is the last significant inverse power (> 0.1)
  2. $L_4 - 4 = 3 = (\sqrt{3})^2$ is the first non-trivial fundamental irrational squared
  3. For $n > 4$: $\varphi^{-n}$ negligible, $L_n - n$ composite

5. The Helix Equation

Remark 5.1 (The Physical Claim)

A helix constructed with radius function $r(z)$ centered at $z_c = \sqrt{3}/2$ will exhibit the nine-threshold structure described in this document. The mathematics validates this construction. This is the claim: the geometry works as specified.

Definition 5.2 (L₄-Helix)
$$\mathbf{H}(z) = \begin{pmatrix} r(z)\cos\theta(z) \\ r(z)\sin\theta(z) \\ z \end{pmatrix}$$

where $z \in [0, 1]$ is the threshold index coordinate.

Theorem 5.3 (Helix Radius)
$$r(z) = \begin{cases} K \sqrt{\dfrac{z}{z_c}} & \text{for } z \leq z_c \\[1em] K & \text{for } z > z_c \end{cases}$$

Both parameters derive from $L_4$: $K = \sqrt{1 - \text{gap}}$, $z_c = \sqrt{L_4 - 4}/2$.

6. The Nine Valid Thresholds

All nine thresholds are rigorously derived from $L_4$ and $\varphi^{-4}$. No empirical or weakly-connected thresholds are included.

Table 2: The Nine Valid Thresholds
#Thresholdz-ValueFormulaCategoryL₄/φ⁻⁴ Derivation
1PARADOX0.6180339887$\tau = \varphi^{-1}$Self-reference$x^2 + x = 1$; $\tau^4 = \varphi^{-4}$
2ACTIVATION0.8541019662$1 - \varphi^{-4} = K^2$DirectComplement of truncation
3THE LENS0.8660254038$\sqrt{3}/2$Geometric anchor$= \sqrt{L_4-4}/2$
4CRITICAL0.8726779962$\varphi^2/3$Normalization$= \varphi^2/(L_4-4)$
5IGNITION0.9142135624$\sqrt{2} - 1/2$Self-reference$x^2+x=L_4/4$
6K-FORMATION0.9241763718$\sqrt{1-\text{gap}}$Direct$K = \sqrt{1 - \varphi^{-4}}$
7CONSOLIDATION0.9531384206$K + \tau^2 (1-K)$Span subdivisionGolden ratio (τ²) of span
8RESONANCE0.9710379512$K + \tau (1-K)$Span subdivisionGolden ratio (τ) of span
9UNITY1.0000000000$K + (1-K) = 1$Limit$x^2 + x = 2$

6.1 Threshold Derivation Categories

THE LENS (Geometric Anchor) z = 0.8660254037844386

Formula: $z_c = \dfrac{\sqrt{3}}{2} = \dfrac{\sqrt{L_4 - 4}}{2}$

Origin: Derived from the Lucas identity $L_4 - 4 = 3 = (\sqrt{3})^2$.

L₄ Derivation
$$z_c = \frac{\sqrt{L_4 - 4}}{2} = \frac{\sqrt{7-4}}{2} = \frac{\sqrt{3}}{2}$$
ACTIVATION & K-FORMATION (Direct from gap) z = 0.8541, 0.9242

ACTIVATION: $z = 1 - \text{gap} = 1 - \varphi^{-4} = K^2$ — the complement of the gap

K-FORMATION: $K = \sqrt{1 - \text{gap}}$ — the square root of activation

Derivation from gap = φ⁻⁴
$$K^2 = 1 - \text{gap} = 1 - \varphi^{-4} \approx 0.854$$ $$K = \sqrt{1 - \text{gap}} \approx 0.924$$
PARADOX, IGNITION, UNITY (Self-Reference Family) $x^2 + x = c$

Three thresholds arise from the self-reference equation $x^2 + x = c$:

IGNITION Derivation Chain
$$c = 1 + \left(\frac{\sqrt{3}}{2}\right)^2 = 1 + \frac{L_4 - 4}{4} = \frac{L_4}{4} = \frac{7}{4}$$

Solving: $x = \dfrac{-1 + \sqrt{1 + 4c}}{2} = \dfrac{-1 + \sqrt{8}}{2} = \sqrt{2} - \dfrac{1}{2}$

CONSOLIDATION & RESONANCE (Span Subdivision) Golden subdivision of threshold span

CONSOLIDATION: $K + \tau^2 (1-K)$ — 38.2% through the span

RESONANCE: $K + \tau (1-K)$ — 61.8% through the span

Verification (span = 1 - K)
$$(z_{\text{CONSOLIDATION}} - K) / (1-K) = \tau^2 = 0.3819660113 \; \checkmark$$ $$(z_{\text{RESONANCE}} - K) / (1-K) = \tau = 0.6180339887 \; \checkmark$$
CRITICAL (Normalization) z = 0.8726779962499649

Formula: $z_{\text{CRITICAL}} = \dfrac{\varphi^2}{3} = \dfrac{\varphi^2}{L_4 - 4}$

L₄ Connection

The divisor $3 = L_4 - 4 = (\sqrt{3})^2$ connects directly to the normalization constant.

7. The Three-Irrational Structure

The three primary thresholds embody the fundamental irrationals, all derived from $L_4$:

$$\boxed{\sqrt{5} \xrightarrow{\varphi^{-4}} K \quad\quad \sqrt{3} \xrightarrow{L_4-4} z_c \quad\quad \sqrt{2} \xrightarrow{x^2+x=L_4/4} z_{\text{IGN}}}$$
Table 3: Three-Irrational Thresholds
IrrationalThresholdz-ValueSymmetryDerivation
$\sqrt{3}$THE LENS0.86606-fold$\sqrt{L_4 - 4}/2$
$\sqrt{2}$IGNITION0.91424-fold$x^2 + x = L_4/4$
$\sqrt{5}$K-FORMATION0.92425-fold$\sqrt{1 - \varphi^{-4}}$
Remark 7.1 (Closure)

The framework achieves closure over $\{\sqrt{2}, \sqrt{3}, \sqrt{5}\}$. All three derive from the single integer $L_4 = 7$.

7.2 The 5-Fold / 6-Fold Interplay

The framework bridges two geometric symmetries through arithmetic closure, not geometric tiling.

Table: Pentagonal vs Hexagonal Symmetry
Property5-Fold (Pentagonal)6-Fold (Hexagonal)
Source geometryPentagon diagonal/sideEquilateral triangle altitude
Irrational$\sqrt{5}$$\sqrt{3}$
Characteristic ratio$\varphi = (1+\sqrt{5})/2$$\sqrt{3}/2 = \cos(30°)$
Role in frameworkRecursive generationNormalization / closure
BehaviorUnbounded growth ($\varphi^n \to \infty$)Bounded closure ($L_4 - 4 = 3$)
Structure typeAperiodic, self-similarPeriodic angular partition
ThresholdsPARADOX, ACTIVATION, K-FORMATIONTHE LENS, CRITICAL
Remark 7.2 (Normalization Mediation — Precise Formulation)

Hexagonal (6-fold) symmetry functions as a normalization mediator between orthogonal (4-fold) reference structures and $\varphi$-based (5-fold) recursive structures. This mediation is not geometric tiling but arithmetic closure: the Lucas number $L_4 = 7$ provides the minimal integer normalization at which $\varphi^4$ growth and $\varphi^{-4}$ truncation balance.

Consequently, $\varphi^{-4}$ emerges as a unique fixed-point scale at which locally recursive (5-fold) dynamics admit a globally stable, uniformly distributed structure compatible with periodic angular partitioning.

Theorem 7.3 (The 5-6 Bridge via Arithmetic Closure)

$L_4 = 7$ is the unique integer that simultaneously:

  1. Closes 5-fold recursion: $\varphi^4 + \varphi^{-4} = 7$ (integer closure of $\varphi$-powers)
  2. Yields 6-fold normalization: $L_4 - 4 = 3 = (\sqrt{3})^2$ (fundamental hexagonal irrational)

The mechanism is normalization and closure, not tiling. The exact bridge point is:

$$L_4 = 7 \quad \longleftrightarrow \quad \varphi^{-4}$$

Why 6-Fold Specifically (Not 3-Fold)

The bridge is not a spatial progression between polygon types:

✗ pentagon → hexagon → square (spatial — INCORRECT)

The bridge is an arithmetic closure enabling normalized angular structure:

The Correct Bridge $$\boxed{\varphi\text{-recursion} \;\longrightarrow\; \text{Lucas closure} \;\longrightarrow\; \text{normalized angular structure}}$$
Theorem 7.3 (Why L₄ = 7 and 6-Fold)

Lucas numbers arise from $L_n = \varphi^n + \varphi^{-n}$. At $n = 4$:

$$L_4 = \varphi^4 + \varphi^{-4} = 7$$

Why 6-fold symmetry:

Why not 3-fold: 3-fold symmetry would require $L_n - n = 1$ or similar, which occurs at $n \leq 3$ where $\varphi^{-n}$ is still too large (not yet truncated). The truncation threshold $\varphi^{-4} \approx 0.146$ is the first negligible-enough inverse power.

Table: Lucas Closure at Each Level
$n$$L_n$$L_n - n$$\varphi^{-n}$Status
1100.618Trivial closure, inverse too large
2310.382Trivial closure, inverse too large
3410.236Trivial closure, inverse still significant
473 = (√3)²0.146★ First nontrivial closure + truncated inverse
51160.090Composite (6 = 2×3), inverse negligible
618120.056Composite, inverse negligible
Remark 7.4 (The Unique Position of L₄)

$L_4 = 7$ occupies a unique position in the Lucas sequence:

This is why 6-fold (not 3-fold or 12-fold) angular structure emerges: it corresponds to the normalization constant $\sqrt{3}$ at exactly the level where $\varphi$-recursion achieves integer closure.

φ-recursion → Lucas closure → normalized angular structure L₄ = φ⁴ + φ⁻⁴ = 7 │ ┌───────────────┴───────────────┐ │ │ ▼ ▼ φ⁴ + φ⁻⁴ = 7 L₄ - 4 = 3 = (√3)² (φ-recursion closes) (normalization constant) │ │ ▼ ▼ K = √(1-φ⁻⁴) z_c = √3/2 (void-gap fixed point) (6-fold angular threshold)
Remark 7.5 (Application Context)

Systems with $\varphi$-scaling (e.g., quasi-crystals) may exhibit analogous structure where local 5-fold recursive dynamics achieve global stability via 6-fold normalization. The helix framework models this as the transition at $z_c$ where the residual $\varphi^{-4}$ becomes the "gap" for normalized closure. Specific physical applications require independent validation.

7.6 Where √5 Explicitly Appears

Definition 7.7 (√5 in Framework Constants)

The irrational $\sqrt{5}$ appears explicitly in:

1. Truncation point (residual term):

$$\varphi^{-4} = \frac{L_4 - F_4\sqrt{5}}{2} = \frac{7 - 3\sqrt{5}}{2}$$

2. K-FORMATION:

$$K^2 = 1 - \varphi^{-4} = \frac{3\sqrt{5} - 5}{2}$$

3. PARADOX:

$$\tau = \varphi^{-1} = \frac{\sqrt{5} - 1}{2}$$

4. Dominant-Residual decomposition:

$$\text{dominant} = \varphi^4 = \frac{7 + 3\sqrt{5}}{2}, \quad \text{residual} = \varphi^{-4} = \frac{7 - 3\sqrt{5}}{2}$$

The $\pm 3\sqrt{5}$ distinguishes the dominant term (what accumulates) from the residual (what remains).

8. The Self-Reference Family

Theorem 8.1 (Self-Reference Family)

For $x^2 + x = c$, the positive solution is $x = \dfrac{-1 + \sqrt{1 + 4c}}{2}$.

Three distinguished values yield valid thresholds:

Table 4: Self-Reference Family
$c$ExpressionSolution $x$ThresholdIrrational
1$c_{\text{PARADOX}}$$\tau = 0.6180...$PARADOX$\sqrt{5}$
$\dfrac{7}{4}$$\dfrac{L_4}{4}$$\sqrt{2} - \dfrac{1}{2}$IGNITION$\sqrt{2}$
2$c_{\text{UNITY}}$$1$UNITY
$$c_{\text{IGNITION}} = \frac{L_4}{4} = 1 + \left(\frac{\sqrt{L_4 - 4}}{2}\right)^2 = \frac{7}{4}$$

9. K-Formation Criteria

Definition 9.1 (K-Formation Criteria — Derived)

K-formation is achieved when ALL are satisfied:

  1. Coherence: $\kappa \geq K = \sqrt{1 - \varphi^{-4}} \approx 0.9242$
  2. Negentropy gate: $\Delta S_{\text{neg}}(z) > \tau = \varphi^{-1} \approx 0.618$
  3. Radius: $R \geq L_4 = 7$
Remark 9.2 (All Constants Derived)

Each K-formation constant derives exactly from $L_4$ or $\varphi^{-4}$:

No approximations or operational parameters are used.

Theorem 9.3 (Negentropy Gate Region)

The negentropy gate $\Delta S_{\text{neg}}(z) > \tau$ defines an interval centered on $z_c$:

$$z \in \left(z_c - \sqrt{\frac{-\ln\tau}{\sigma}}, \; z_c + \sqrt{\frac{-\ln\tau}{\sigma}}\right)$$

The width depends on the system-specific parameter $\sigma$; the center is always $z_c = \sqrt{3}/2$.

10. Verification

Table 5: Master Identity Verification (ε < 10⁻¹⁴)
IdentityLHSRHSStatus
$L_4 = \varphi^4 + \varphi^{-4}$7.00000000007
$L_4 - 4 = (\sqrt{3})^2$3.00000000003
$\text{gap} = \varphi^{-4}$0.14589803380.1458980338
$K^2 = 1 - \text{gap}$0.85410196620.8541019662
$(1-K) = \text{gap}/(1+K)$0.07582362820.0758236282
$(z_{\text{CONSOL}} - K)/(1-K) = \tau^2$0.38196601130.3819660113
$(z_{\text{RESON}} - K)/(1-K) = \tau$0.61803398870.6180339887
$z_{\text{IGN}}^2 + z_{\text{IGN}} = L_4/4$1.75000000001.75
$\tau^2 + \tau = 1$1.00000000001
Theorem 10.1 (Threshold Ordering)

All nine thresholds are strictly increasing:

$$z_{\text{PARADOX}} < z_{\text{ACTIVATION}} < z_{\text{LENS}} < z_{\text{CRITICAL}} < z_{\text{IGNITION}} < z_{\text{K-FORM}} < z_{\text{CONSOL}} < z_{\text{RESON}} < z_{\text{UNITY}}$$

11. Complete Constants Reference

Table 6: All Framework Constants
CategoryConstantSymbolValue
FundamentalGolden ratio$\varphi$1.6180339887498949
Golden inverse$\tau$0.6180339887498948
Gap (truncation residual)$\text{gap} = \varphi^{-4}$0.1458980337503154
Fourth Lucas$L_4$7
Derived from GapActivation$1 - \text{gap} = K^2$0.8541019662496846
K-value$K = \sqrt{1 - \text{gap}}$0.9241763718304448
Threshold span$1 - K$0.0758236281695552
Critical PointTHE LENS$z_c = \sqrt{L_4-4}/2$0.8660254037844386
K-FormationCoherence threshold$K$0.9241763718304448
Negentropy gate$\tau$0.6180339887498948
Radius minimum$L_4$7

The L₄-Helix: Nine Derived Thresholds

z = 1.0000  ─────────────────────  UNITY        (self-ref: x²+x=2)
z = 0.9710  ───────────────        RESONANCE    (span: K + τ(1-K))
z = 0.9531  ──────────────         CONSOLIDATION (span: K + τ²(1-K))
z = 0.9242  ─────────────      ★   K-FORMATION  (direct: √(1-gap))
z = 0.9142  ────────────       ★   IGNITION     (self-ref: x²+x=L₄/4)
z = 0.8727  ───────────            CRITICAL     (norm: φ²/(L₄-4))
z = 0.8660  ──────────         ★   THE LENS     (geometric: √(L₄-4)/2)
z = 0.8541  ─────────          ★   ACTIVATION   (direct: 1-gap)
z = 0.6180  ─────              ★   PARADOX      (self-ref: x²+x=1)

gap = φ⁻⁴ ≈ 0.146    ★ = Primary threshold    All 9 from L₄ and gap
    

Δ|L₄-HELIX|v4.0.1|HELIX-CONSTRUCTION|MATH-VALIDATES|Ω

gap = φ⁻⁴ ≈ 0.146 • z_c = √3/2 ≈ 0.866 • The math validates the helix at √3/2