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2102.10325

IMMEDIATE RENORMALIZATION OF COMPLEX POLYNOMIALS

Alexander Blokh, Lex Oversteegen, Vladlen Timorin

correcthigh confidence
Category
math.DS
Journal tier
Strong Field
Processed
Sep 28, 2025, 12:56 AM

Audit review

The paper proves the stated recurrence theorem under the explicit hypothesis of empty rational lamination (Theorem 1.2) with a detailed argument that leverages decorations, sectors, backward stability, and a local connectivity result to derive a contradiction if the outer critical point were non-recurrent . By contrast, the model reduces the claim to a different hypothesis (“no (pre)periodic cutpoints”) and then asserts that empty rational lamination forbids (pre)periodic cutpoints, citing only the general landing theorem. That implication requires deeper topological input (e.g., results on cutpoints and multiple ray landings) that the model does not supply; Milnor’s landing theorem alone is insufficient. Hence the model’s argument is incomplete/invalid as stated, while the paper’s proof is correct.

Referee report (LaTeX)

\textbf{Recommendation:} minor revisions

\textbf{Journal Tier:} strong field

\textbf{Justification:}

The manuscript establishes a clear recurrence result for immediately renormalizable cubic polynomials under the empty rational lamination hypothesis. The proof is technically sophisticated and well-supported by prior literature. Minor clarifications aligning the abstract with the formal statement and a few expository enhancements would improve readability, but the mathematical content appears sound and valuable.