In this paper we investigate the relationship between some spectra originating from Fredholm theory of a Drazin invertible operator and its Drazin inverse, if this does exist. Moreover, we study the transmission of Weyl type theorems from a Drazin invertible operator R, to its Drazin inverse S.
|Number of pages||16|
|Journal||Mediterranean Journal of Mathematics|
|Publication status||Published - 2016|
All Science Journal Classification (ASJC) codes
- General Mathematics