Normal approximants to binormal operators (Q804674)
From MaRDI portal
 | This is the item page for this Wikibase entity, intended for internal use and editing purposes. Please use this page instead for the normal view: Normal approximants to binormal operators |
scientific article; zbMATH DE number 4202486
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Normal approximants to binormal operators |
scientific article; zbMATH DE number 4202486 |
Statements
Normal approximants to binormal operators (English)
0 references
1991
0 references
It is shown that a two by two block matrix, with commuting normal matrices as blocks, has a closest normal matrix, which can be computed with an obvious block version of the algorithm one applies to a two by two ordinary complex matrix.
0 references
normal approximants
0 references
binormal operators
0 references
block matrix
0 references
closest normal matrix
0 references
0 references
0 references
0.91455096
0 references
0.91216093
0 references
0 references
0 references
0.89368564
0 references
