Singular values of a matrix
Set
| context | A∈SquareMatrix(n,C) |
| definiendum | √λ∈SingularVal(A) |
| postulate | λ∈EigenVal(A∗A) |
Discussion
Note that A∗A is always Hermitian positive semi-definite matrix.
Singular values make sense for more general operators too.
Reference
Wikipedia: Singular value, Matrix norm
Parents
Context
