Generalized Polar Decompositions for Closed Operators in Hilbert Spaces and Some ApplicationsPreprint English OPEN
Gesztesy, Fritz; Malamud, Mark; Mitrea, Marius; Naboko, Serguei; (2008)
Subject: 47A05, 47A07, 47A55 | Mathematics - Spectral Theory | Mathematics - Functional Analysis
arxiv: Mathematics::Spectral Theory
We study generalized polar decompositions of densely defined, closed linear operators in Hilbert spaces and provide some applications to relatively (form) bounded and relatively (form) compact perturbations of self-adjoint, normal, and m-sectorial operators.