Necessary and sufficient Tauberian conditions under which convergence of double sequences follows from A(r,delta) summability

Kambak C., ÇANAK İ.

3rd International Conference of Mathematical Sciences (ICMS), İstanbul, Türkiye, 4 - 08 Eylül 2019, cilt.2183 identifier identifier

  • Cilt numarası: 2183
  • Doi Numarası: 10.1063/1.5136150
  • Basıldığı Şehir: İstanbul
  • Basıldığı Ülke: Türkiye


Let x = ( xmn) be a double sequence of real or complex numbers. The Ar,d-transform of a sequence (xmn) is defined by