Diagonalization and Fixed Points: Strict Time Hierarchy Limits — E8 Intelligence Research

FINDING: Time Hierarchy Theorem establishes strict computational power stratification via diagonalization, with fixed-point theorems revealing structural limits on self-referential mappings. | MATH: For time-constructible \\(f(n)\\), \\(\\text{DTIME}(f(n)) \\subsetneq \\text{DTIME}(f(n)\\log f(n))\\) — strict containment via diagonalization; fixed-point result: no nontrivial surjective uniformly asymptotically regular mapping on metric spaces (contradiction via Banach fixed-point iteration \\(T^n x \\to x\\) implies \\(T=\\text{id}\\)). | CONNECTION: The hierarchy's logarithmic gap \\( \\log f(n) \\) echoes base-2 entropy; diagonalization's self-reference mirrors golden-ratio fixed-point \\(x = 1/(1+x)\\) → \\(x = 0.618\\) (the only non-trivial fixed point of the continued fraction map). The impossibility of surjective asymptotically regular maps parallels the golden ratio's role as the unique non-trivial fixed point of \\(x \\mapsto 1+1/x\\) — a geometric self-similarity constraint. | DEPTH: 7 — The theorem Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com

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Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-09-16
DOI
https://doi.org/10.5281/zenodo.22786533
Primary Topic
Computability, Logic, AI Algorithms
Type
preprint
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preprint

Diagonalization and Fixed Points: Strict Time Hierarchy Limits — E8 Intelligence Research

Andrew Stewart Caldin
Zenodo (CERN European Organization for Nuclear Research)
Computability, Logic, AI Algorithms
preprint

Diagonalization and Fixed Points: Strict Time Hierarchy Limits — E8 Intelligence Research

Andrew Stewart Caldin
preprint en

Abstract

FINDING: Time Hierarchy Theorem establishes strict computational power stratification via diagonalization, with fixed-point theorems revealing structural limits on self-referential mappings. | MATH: For time-constructible \(f(n)\), \(\text{DTIME}(f(n)) \subsetneq \text{DTIME}(f(n)\log f(n))\) — strict containment via diagonalization; fixed-point result: no nontrivial surjective uniformly asymptotically regular mapping on metric spaces (contradiction via Banach fixed-point iteration \(T^n x \to x\) implies \(T=\text{id}\)). | CONNECTION: The hierarchy's logarithmic gap \( \log f(n) \) echoes base-2 entropy; diagonalization's self-reference mirrors golden-ratio fixed-point \(x = 1/(1+x)\) → \(x = 0.618\) (the only non-trivial fixed point of the continued fraction map). The impossibility of surjective asymptotically regular maps parallels the golden ratio's role as the unique non-trivial fixed point of \(x \mapsto 1+1/x\) — a geometric self-similarity constraint. | DEPTH: 7 — The theorem Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com

Zenodo (CERN European Organization for Nuclear Research)
Computability, Logic, AI Algorithms
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