The boundedness below of 2×2 upper triangular operator matrices

By I. Hwang, Woo-Young Lee. 2001

67 citations recorded by the source corpus.

Subfields: Algebra and Number Theory, Applied Mathematics, Computational Theory and Mathematics

View Paper: https://www.semanticscholar.org/paper/c5a9a415030679878fe8327c39641ed36cc3ced9

Citations in the corpus

• Perturbation of spectra of operator matrices and local spectral theory (2006, unknown): “Considerable attention has been devoted the questions above, see, for instance, [3,6–9,11–13, 16].”