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The Geometric-Algebraic Structure of the Partitioned Riemann Zeta Function

Scott Gonzales, Kevin Patch, Andrew Menard, and Ketan Patel
Avadari Institute of Algebraic Logic
DOI: 10.5281/zenodo.22311361
Abstract
We present a geometric-algebraic partitioning of the Riemann \(\zeta(n)\) function exposing new structural relationships between its symmetric components. Rather than seeking an analytic closed form, we introduce a Discrete-Transcendental Coordinate Decomposition that isolates the transcendental complexity of \(\zeta(n)\) into a single, parameter-free coordinate remainder, \(k(n)\). This remainder is highly behaved, and we prove that it asymptotically converges to \(1\) at a rate of \(O(2^{-n})\) as \(n \to \infty\). This allows us to describe a discrete representation of the system and compare it directly with true transcendental states.

1. Discrete-Transcendental Coordinate Decomposition

Rather than analyzing the Riemann zeta function solely as a complex-analytic object, we partition \(\zeta(n)\) into four symmetric sub-series \(h_r(n)\) modulo 4:

\[ h_3(n) = \sum_{k=1}^{\infty} \frac{1}{(4k)^n} = 4^{-n} \zeta(n) \] \[ h_1(n) = \sum_{k=1}^{\infty} \frac{1}{(4k-2)^n} = (2^{-n} - 4^{-n}) \zeta(n) \] \[ h_0(n) = \sum_{k=1}^{\infty} \frac{1}{(4k-3)^n} = 4^{-n} \zeta(n, 1/4) \] \[ h_2(n) = \sum_{k=1}^{\infty} \frac{1}{(4k-1)^n} = 4^{-n} \zeta(n, 3/4) \]

To analyze the scaling relationship, we establish the coordinate ratio mapping between the standard view and the alternative view:

Standard View Scale Alternative View
\(\pi^n\) \(\cdot\) \((4/\pi)^n\) \(=\) \(4^n\)
\(\div\) \(\div\)
\(R\) \(\cdot\) \((4/\pi)^n\) \(=\) \(1/h_3\)
\(=\) \(=\)
\(\zeta(n)\) \(\zeta(n)\)

2. Numerical and Coordinate Identifiers at n = 4

The alternative coordinate decomposition provides a pristine structural template. Below is the numerical grid at the ground state \(n=4\):

Position \(M_0\) \(M_1\) \(M_2\) \(M_3\) Sum (\(4^n\))
Major \(236.95665276\) \(15\) \(3.04334724\) \(1\) \(256\)
Scale \(1/h_3\) \(1/h_3\) \(1/h_3\) \(1/h_3\) \(1/h_3\)
Minor \(h_0\) \(h_1\) \(h_2\) \(h_3\) \(\zeta(n)\)
Numerical Minor \(1.00181129\) \(0.06341737\) \(0.01286674\) \(0.00422782\) \(1.082323234\)

3. Coordinate Symmetries and Matrix Formulations

True Transcendental Framework \(\zeta(4)\)

Using the true transcendental values, the geometric partitions are defined as:

\[ \Phi_{\text{pink}}(n) = 2(M_2 - M_3) = 2 \cdot (3.04334724 - 1) = 4.086694473 \] \[ 2(h_2 - h_3) = \zeta(n) \cdot \frac{\Phi_{\text{pink}}(n)}{4^n} = 4.086694473 \cdot h_3 \] \[ \Psi_{\text{purple}}(n) = (M_0 - M_2) - (M_1 + M_3)(M_1 - M_3) = 233.9133055 - 224 = 9.913305527 \] \[ \beta(n) - \eta(n) = \zeta(n) \cdot \frac{\Psi_{\text{purple}}(n)}{4^n} = 9.913305527 \cdot h_3 \]
Discrete Approximation Framework: \(M_2 = \lfloor(4/3)^n\rfloor + 0.5\)

Using the discrete approximation values (where \(M_2 = 3.5\)), the grid collapses to integer-based relations:

\[ \Phi_{\text{salmon}}(n) = 2(M_2 - M_3) = 2 \cdot (3.5 - 1) = 5 \] \[ 2(h_2 - h_3) = \zeta(n) \cdot \frac{\Phi_{\text{salmon}}(n)}{4^n} = 5 \cdot h_3 \] \[ \Psi_{\text{lavender}}(n) = (M_0 - M_2) - (M_1 + M_3)(M_1 - M_3) = 233 - 224 = 9 \] \[ \beta(n) - \eta(n) = \zeta(n) \cdot \frac{\Psi_{\text{lavender}}(n)}{4^n} = 9 \cdot h_3 \]

4. The Quotient Residue \(K(n)\) and Coordinate Remainder \(k(n)\)

The quotient residue \(K(n)\) represents the ratio of even-parity differences to odd-parity differences:

\[ K(n) = \frac{M_0 - M_2}{M_1 - M_3} = \frac{h_0 - h_2}{h_1 - h_3} = 2^n \cdot \frac{\beta(n)}{\eta(n)} \]

For \(n=4\), this ratio is approximately \(16.70809325\). We isolate the transcendental coordinate remainder \(k(n)\) by subtracting the base-2 scale factor:

\[ k(n) = K(n) - 2^n = 2^n \left( \frac{\beta(n)}{\eta(n)} - 1 \right) \approx 0.70809325 \]

5. Proof of Asymptotic Convergence: \(\lim_{n \to \infty} k(n) = 1\)

As \(n \to \infty\), the Dirichlet beta function \(\beta(n) \to 1\). The inverse Riemann zeta function can be asymptotically expanded as \(\frac{1}{\zeta(n)} \approx 1 - 2^{-n}\).

Substituting these limits into our expression simplifies the numerator of the quotient residue to \(4^n(1 - 2^{-n}) = 4^n - 2^n\). Setting \(x = 2^n\), the ratio can be written as a polynomial fraction:

\[ \frac{x^2 - x}{x - 2} \]

Applying polynomial division yields:

\[ x + 1 + \frac{2}{x - 2} \]

Substituting \(x = 2^n\) back provides the asymptotic form of \(K(n)\):

\[ K(n) \approx 2^n + 1 + \frac{2}{2^n - 2} \]

Since \(k(n) = K(n) - 2^n\), we get:

\[ k(n) \approx 1 + \frac{2}{2^n - 2} \]

Taking the limit as \(n \to \infty\), the fractional term vanishes, proving convergence:

\[ \lim_{n \to \infty} k(n) = 1 \]

6. Numerical Verification and Coordinate Recovery

We verify this relationship across multiple integer states, showing how \(k(n)\) completely governs the coordinate residues of \(M_0\) and \(M_2\) relative to their integer boundaries:

\(n\) \(K(n)\) \(k(n)\) \(\text{Term}_{\text{true}}(n)\) \(\text{Term}_{\text{pred}}(n)\) \(\text{Difference}\) \(0.5 + \text{diff}\) \(0.5 - \text{diff}\)
24.454722470.454722470.454722470.5-0.045277530.454722470.54527753
38.598116720.598116721.794350171.50.294350170.794350170.20564983
416.708093250.708093254.956652764.50.456652760.956652760.04334724
532.791278880.7912788811.8691832211.50.369183220.869183220.13081678
664.852907970.8529079726.4401470226.5-0.059852980.440147020.55985298
7128.897615970.8976159756.5498058256.50.049805820.549805820.45019418
8256.929450270.92945027118.04018383118.5-0.459816170.040183830.95981617

7. Proof of the Floor Boundary Identity

We prove that the tail of the coordinate function can never cross an integer threshold, mathematically securing the relation \(\lfloor M_2(n) \rfloor = \lfloor (4/3)^n \rfloor\) for all \(n \ge 2\).

Theorem 1: Let \(M_2(n) = h_2(n)/h_3(n)\) where \(h_2(n) = \sum_{k=1}^\infty (4k-1)^{-n}\) and \(h_3(n) = \sum_{k=1}^\infty (4k)^{-n}\). Then for all \(n \ge 1\):

\[ M_2(n) < \left(\frac{4}{3}\right)^n \]

Furthermore, the difference decays exponentially as \(O((2/3)^n)\), guaranteeing \(\lfloor M_2(n) \rfloor = \lfloor (4/3)^n \rfloor\) for all \(n \ge 2\).

Proof: By definition, our sub-series components are:

\[ h_3(n) = 4^{-n} \zeta(n), \quad h_2(n) = 3^{-n} + 4^{-n} \sum_{k=1}^\infty \left(k + \frac{3}{4}\right)^{-n} \]

Substituting these into the definition of \(M_2(n)\) yields:

\[ M_2(n) = \frac{1}{\zeta(n)} \left[ \left(\frac{4}{3}\right)^n + \sum_{k=1}^\infty \left( k + \frac{3}{4} \right)^{-n} \right] \]

We compute the exact coordinate difference:

\[ \left(\frac{4}{3}\right)^n - M_2(n) = \frac{1}{\zeta(n)} \left[ \left(\frac{4}{3}\right)^n (\zeta(n) - 1) - \sum_{k=1}^\infty \left( k + \frac{3}{4} \right)^{-n} \right] \]

Using the identity \(\zeta(n) - 1 = \sum_{k=1}^\infty (k+1)^{-n}\), we scale and substitute:

\[ \left(\frac{4}{3}\right)^n - M_2(n) = \frac{1}{\zeta(n)} \sum_{k=1}^\infty \left[ \left( \frac{4}{3k+3} \right)^n - \left( \frac{4}{4k+3} \right)^n \right] \]

Since \(4k+3 > 3k+3 > 0\) for all \(k \ge 1\), each term is strictly positive, proving the strict inequality:

\[ M_2(n) < \left(\frac{4}{3}\right)^n \]

The dominant term of the summation decays as \(O((2/3)^n)\), ensuring that the floor is never crossed. This completes the proof. \(\blacksquare\)

Appendix A. Analytical Translation Key

This appendix provides the formal translations between the geometric-algebraic coordinate components and standard analytic number theory: