Boletim da Sociedade Paranaense de Matemática (Oct 2020)

The q-difference operator associated with the multivalent function bounded by conical sections

  • C. Ramachandran,
  • S. Annamalai,
  • Basem Frasin

DOI
https://doi.org/10.5269/bspm.32913
Journal volume & issue
Vol. 39, no. 1

Abstract

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In this paper we obtain some inclusion relations of k - starlike functions, k - uniformly convex functions and quasi-convex functions. Furthermore, we obtain coe¢ cient bounds for some subclasses of fractional q-derivative multivalent functions together with generalized Ruscheweyh derivative.