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<p>We consider a subclass of bounded turning functions ℬ𝒯<sub>n–1,</sub> associated with a domain bounded by an epicycloid with <i>n →</i> 1 cusps. Our primary task is to examine some coefficient inequalities, as well as the second and third Hankel determinants for the newly defined class.</p>

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Coefficient Inequalities for a Subclass of Bounded Turning Functions Associated with a Domain Bounded by an Epicycloid

  • 期刊论文

  • 发表日期：

    2025年11月1日

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  • E. K. Nithiyanandham,
  • B. Sruthakeerthi

摘要

We consider a subclass of bounded turning functions ℬ𝒯n–1, associated with a domain bounded by an epicycloid with n → 1 cusps. Our primary task is to examine some coefficient inequalities, as well as the second and third Hankel determinants for the newly defined class.