4 citations
2 papers
math.FA2021
Characterization of Weyl functions in the class of operator-valued generalized Nevanlinna functions
Muhamed Borogovac
We provide the necessary and sufficient conditions for a generalized Nevanlinna function () to be a Weyl function (also known as a Weyl-Ti…
math.FA2020★ 4 cited
Reducibility of self-adjoint linear relations and application to generalized Nevanlinna functions
Muhamed Borogovac
Necessary and sufficient conditions for reducidibility of a self-adjoint linear relation in a Krein space are given. Then a generalized Nevanlinna function , represented by a se…