a Department of Mathematics, University of Agriculture, P.M.B. 2240, Abeokuta, Ogun State, Nigeria b Department of Mathematics, Luleå University of Technology, SE-971 87 Luleå, Sweden
Abstract:
A new refined weighted Hardy inequality for p?2 is proved and discussed. The inequality is reversed for 1<p?2, which means that for p=2 we have equality. The main tool in the proofs are some new results for superquadratic and subquadratic functions.