S. Veeramani

2 Questions 1 Answers 0 Followers

Questions related from S. Veeramani

Can you give an operator defined on a Hilbert space whose spectrum is contained in the set of positive real numbers but it is not normal?

Hai, I am looking for an example of a bounded linear operator defined on a Hilbert space H such that its spectrum is contained in the set of positive real numbers (including zero ) but it is not...

12 December 2024 9,088 5 View

Is there any theorem talks about existence of non trivial idempotents in a Banach Algebra?

Hello all , I am reading a research paper that talks about the (P,Q) outer generalised inverse. In order to find some examples in arbitrary Banach spaces, I am excepting the answer for the above...

03 October 2014 7,557 5 View