Certain Subclasses of Harmonic Univalent Functions Defined by Subordination

Cakmak S., Yalcin S., Altinkaya S.

SOUTHEAST ASIAN BULLETIN OF MATHEMATICS, vol.44, no.1, pp.43-56, 2020 (ESCI) identifier

  • Publication Type: Article / Article
  • Volume: 44 Issue: 1
  • Publication Date: 2020
  • Journal Name: SOUTHEAST ASIAN BULLETIN OF MATHEMATICS
  • Journal Indexes: Emerging Sources Citation Index (ESCI)
  • Page Numbers: pp.43-56
  • Bursa Uludag University Affiliated: Yes

Abstract

In this article, we consider some results involving the modified Salagean operator. We give coefficient bounds for these subclasses. Moreover, we discuss necessary and sufficient convolution conditions, distortion bounds, compactness and extreme points for these subclasses of functions.