Weyl numbers of infinite diagonal matrices

Subject Functional analysis
Title Weyl numbers of infinite diagonal matrices
Author(s) Zameddin I. Ismailov, Lale Cona, Elif Otkun Cevik, Bahadir Ozgur Guler
Keywords : Direct sum of operators, spectrum and resolvent sets, approximation and Weyl numbers of operator.
Abstract In this work, a connection between Weyl numbers of infinite block diagonal matrix with linear bounded operator elements in the direct sum of Banach spaces and its coordinate operators has been investigated.