• Title of article

    Bi-Concave Functions Involving a Differential Operator

  • Author/Authors

    Altınkaya, S Uludag University , Yalcın, S Uludag University

  • Pages
    12
  • From page
    111
  • To page
    122
  • Abstract
    ThepurposeofthepresentpaperistointroduceaclassDk,αλ,δC0(β)ofbi-concavefunctionsdefinedbyadifferentialoperator.WefindestimatesontheTaylor-Maclaurincoefficients|a2|and|a3|forfunc-tionsinthisclass.Severalconsequencesoftheseresultsarealsopointedoutintheformofcorollaries
  • Keywords
    Bi-concave functions , differential operator , coefficient estimates
  • Serial Year
    2019
  • Record number

    2493559