## ABSTRACT

In this chapter, we emphasize on the domains of Nörlund means, domains of the Euler-Cesàro difference matrix and domains of the band matrix F̂ defined by the Fibonacci sequence in the classical sequence spaces.

In this chapter, we emphasize on the domains of Nörlund means, domains of the Euler-Cesàro difference matrix and domains of the band matrix F̂ defined by the Fibonacci sequence in the classical sequence spaces.