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2212.09874

OSCILLATION AND JUMP INEQUALITIES FOR THE POLYNOMIAL ERGODIC AVERAGES ALONG MULTI-DIMENSIONAL SUBSETS OF PRIMES

Nathan Mehlhop, Wojciech Słomian

correctmedium confidence
Category
Not specified
Journal tier
Strong Field
Processed
Sep 28, 2025, 12:56 AM

Audit review

The paper proves uniform L^p jump and oscillation inequalities for polynomial ergodic averages and Cotlar-type transforms along multi-dimensional subsets of primes by (i) reducing to the integer shift model via Calderón transference, and (ii) establishing discrete ℓ^p jump/oscillation bounds via the circle method, Ionescu–Wainger theory, and sampling/rademacher–Menshov techniques. The candidate solution outlines exactly this blueprint: transference, uniform discrete bounds (with logarithmic prime weights) independent of polynomial coefficients, then transference back. The only gap in the model sketch is that it treats the discrete estimates as a black box—precisely the main technical contribution of the paper. Within the scope of reconciliation, both are correct and follow substantially the same proof strategy.

Referee report (LaTeX)

\textbf{Recommendation:} minor revisions

\textbf{Journal Tier:} strong field

\textbf{Justification:}

This work delivers endpoint jump and oscillation inequalities for polynomial ergodic averages and Cotlar-type transforms along multi-dimensional subsets of primes, with uniformity in the polynomial coefficients. It completes a well-known program by combining transference with sophisticated discrete harmonic analysis (circle method, Ionescu–Wainger theory, sampling/Rademacher–Menshov). The results are important and technically solid; a few clarifications would further improve readability.