Newton iteration for the closest normal matrix of order two.
Nonexpansive matrices with applications to solutions of linear systems by fixed point iterations.
Non-Replaceable Matrices.
Norm Bounds for Rational Matrix Functions.
Norm estimates for functions of two commuting matrices.
Norm estimates for functions of two non-commuting matrices.
Norm Estimates for Inverses of Vandermonde Matrices.
Norm estimates for the inverses of matrices of monotone type and totally positive matrices.
Norms and Determinants of Linear Mappings.
Numerical computation of an analytic singular value decomposition of a matrix valued function.
Numerical radius inequalities for 2 × 2 operator matrices
We derive several numerical radius inequalities for 2 × 2 operator matrices. Numerical radius inequalities for sums and products of operators are given. Applications of our inequalities are also provided.
Numerical ranges of an operator on an indefinite inner product space.