Kyungpook Mathematical Journal

  • 제54권3호
  • /
  • Pages.443-452
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  • 2014
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  • 1225-6951(pISSN)
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  • 0454-8124(eISSN)
경북대학교 자연과학대학 수학과 (Department of Mathematics, Kyungpook National University)
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Fekete-Szegö Problem and Upper Bound of Second Hankel Determinant for a New Class of Analytic Functions

  • Bansal, Deepak (Department of Mathematics, Government College of Engineering and Technology)
  • 투고 : 2012.08.04
  • 심사 : 2014.02.24
  • 발행 : 2014.09.23
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초록

In the present investigation we consider Fekete-Szeg$\ddot{o}$ problem with complex parameter ${\mu}$ and also find upper bound of the second Hankel determinant ${\mid}a_2a_4-a^2_3{\mid}$ for functions belonging to a new class $S^{\tau}_{\gamma}(A,B)$ using Toeplitz determinants.

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참고문헌

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피인용 문헌

  1. Coefficient Bounds for Certain Analytic Functions 2016, https://doi.org/10.1007/s40840-016-0414-3