| Article ID | Journal | Published Year | Pages | File Type |
|---|---|---|---|---|
| 4599754 | Linear Algebra and its Applications | 2014 | 9 Pages |
Abstract
We obtain a necessary and sufficient condition for a matrix A to be Birkhoff–James orthogonal to any subspace WW of Mn(C)Mn(C). Using this we obtain an expression for the distance of A from any unital C⁎C⁎-subalgebra of Mn(C)Mn(C).
Keywords
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Priyanka Grover,