International Conference of Mathematical Sciences 2018, ICMS 2018, İstanbul, Türkiye, 31 Temmuz - 06 Ağustos 2018, cilt.2086
In this paper, our goal is to extend a few results known in the literature for ordinary (single) sequences to multiply sequences of real numbers. Further we introduce an idea of double lacunary strong (A, φ)- convergence with respect to a modulus function.