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We suggest a new non-negative even trigonometric kernel emerging from the Rogozinski-Szegö extremal problem, which deals with estimating the coefficients of nonngative normalized sine polynomials.

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A Nonnegative Even Kernel Arising from Extremal Sine Polynomials

  • 章节

  • 发表日期：

    2026年

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  • Dmitriy Dmitrishin,
  • Alexander M. Stokolos,
  • Walter Trebels

摘要

We suggest a new non-negative even trigonometric kernel emerging from the Rogozinski-Szegö extremal problem, which deals with estimating the coefficients of nonngative normalized sine polynomials.