| Publication | Date of Publication | Type |
|---|
| On a constructive procedure for verifying whether a matrix can be made real by a unitary similarity transformation | 2024-03-14 | Paper |
| A continuation method for solving symmetric Toeplitz systems | 2024-03-07 | Paper |
| On special solutions to the matrix equations X $$\bar X$$ = I and X $$\bar X$$ = −I | 2024-03-04 | Paper |
| A numerical comparison of two minimal residual methods for linear polynomials in unitary matrices | 2024-03-01 | Paper |
| A minimal residual method for linear polynomials in unitary matrices | 2024-03-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q6183105 | 2024-01-26 | Paper |
| On a particular solution of the \(\sigma \)-commutation problem \(( \sigma \ne 0, \pm 1)\) for Toeplitz and Hankel matrices | 2024-01-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q6091761 | 2023-11-27 | Paper |
| On normal and binormal matrices | 2023-11-03 | Paper |
| On a new type of unitoid matrices | 2023-08-07 | Paper |
| On a nontrivial situation concerning the pseudounitary eigenvalues of a positive definite matrix | 2023-07-14 | Paper |
| Congruences and unitary congruences in matrix theory | 2023-07-14 | Paper |
| On the simultaneous reduction of a pair of unitoid matrices to diagonal form | 2023-05-03 | Paper |
| On the sensitivity of the canonical angles of a unitoid matrix | 2023-03-29 | Paper |
| A rational algorithm for checking the congruence of unitoid matrices | 2022-11-16 | Paper |
| On matrices whose cosquares are diagonalizable and have real spectra | 2022-11-16 | Paper |
| Canonical angles of normal matrices and theorems of the Wielandt-Hoffman and J.-g. Sun type | 2022-10-25 | Paper |
| Diagonalizable matrices as a result of rank-one perturbations of nilpotent matrices | 2022-09-19 | Paper |
| Matrices with pairwise orthogonal rows and columns | 2022-06-16 | Paper |
| Special congruences of symmetric and Hermitian matrices and their invariants | 2022-06-16 | Paper |
| Symplectic eigenvalues and singular values of symmetric matrices | 2022-06-16 | Paper |
| An unusual criterion for normality of nonsingular matrices | 2022-06-09 | Paper |
| On the congruence centralizers of a block diagonal matrix and the Horn-Sergeichuk matrix | 2022-03-18 | Paper |
| Spectral peculiarities of products of special matrices | 2022-03-09 | Paper |
| On the set of matrices having \(J_n(1)\) as the cosquare | 2021-12-14 | Paper |
| On the dimension of the congruence centralizer | 2021-11-11 | Paper |
| On matrices having \(J_m(1)\oplus J_m(1)\) as their cosquare | 2021-08-25 | Paper |
| A criterion of the congruence of nonsingular matrices from the group-theoretic viewpoint | 2021-07-07 | Paper |
| Checking the congruence of involutive matrices | 2021-05-27 | Paper |
| Congruence of unitary matrices | 2021-05-27 | Paper |
| The structure of solutions of the matrix equation \(J_n(0)y + Y^\top J_n(0) = 0\) for even \(n\) | 2021-05-27 | Paper |
| Specific features of cosquares of special matrices in indefinite metric spaces | 2021-05-27 | Paper |
| On the calculation of the \(T\)-congruence centralizer | 2021-05-10 | Paper |
| An algorithm verifying the congruence of complex matrices whose cosquares have eigenvalues of modulus one | 2021-03-18 | Paper |
| On the Toeplitz and polar decompositions of an involutive matrix | 2021-01-15 | Paper |
| A heuristic rational algorithm for checking the congruence of normal matrices | 2020-12-06 | Paper |
| Similarity automorphisms of the space of Hankel matrices | 2020-09-30 | Paper |
| An attempt of spectral theory for \(\ast \)-congruence transformations | 2020-09-30 | Paper |
| Rationally verifiable necessary conditions for Hermitian congruence of complex matrices | 2020-09-30 | Paper |
| Congruence criteria for normal and conjugate-normal matrices | 2020-09-30 | Paper |
| Square roots of Hermitian matrices and a rational algorithm for checking their congruence | 2020-01-20 | Paper |
| Certain localization regions for the eigenvalues of a normal matrix | 2019-12-04 | Paper |
| Similarity and consimilarity automorphisms of the space of Toeplitz matrices | 2019-12-03 | Paper |
| A rational criterion for congruence of square matrices | 2019-12-03 | Paper |
| Pseudo-orthogonal eigenvalues of skew-symmetric matrices | 2019-12-03 | Paper |
| On a finite algorithm for computing neutral subspaces of skew-symmetric matrices | 2019-12-03 | Paper |
| On the bisection method for normal matrices | 2019-07-18 | Paper |
| On the Congruent Selection of Jordan Blocks from a Singular Square Matrix | 2018-11-21 | Paper |
| On the parameters of the singular part of the Horn-Sergeichuk regularizing decomposition | 2018-11-01 | Paper |
| Solving systems of linear equations with normal coefficient matrices and the degree of the minimal polyanalytic polynomial | 2018-10-30 | Paper |
| On the symplectic eigenvalues of positive definite matrices | 2018-10-10 | Paper |
| Numerical solution of a semilinear matrix equation of the Stein type in the normal case | 2018-10-10 | Paper |
| Binormal matrices | 2018-08-17 | Paper |
| The CMV matrix and the generalized Lanczos process | 2018-08-17 | Paper |
| The minimal and characteristic polyanalytic polynomials of a normal matrix | 2018-08-17 | Paper |
| Description of pairs of anti-commuting Toeplitz and Hankel matrices | 2018-08-17 | Paper |
| A Description of Pairs of Quasi-Commuting Toeplitz and Hankel Matrices | 2018-04-20 | Paper |
| Numerical solution of Sylvester matrix equations with normal coefficients | 2018-03-02 | Paper |
| On the orthogonality between left and right singular vectors | 2018-01-24 | Paper |
| Classifying anti-commuting pairs of Toeplitz and Hankel matrices | 2018-01-22 | Paper |
| Decompositions of pseudo-unitary and centro-unitary matrices | 2017-09-21 | Paper |
| The congruent centralizer of the Jordan block | 2017-09-21 | Paper |
| The congruent centralizer of a block diagonal matrix | 2017-09-21 | Paper |
| The congruent centralizer of the Horn-Sergeichuk matrix | 2017-09-21 | Paper |
| Checking the congruence between accretive matrices | 2017-09-04 | Paper |
| On the calculation of neutral subspaces of a matrix | 2017-07-18 | Paper |
| An analysis of the matrix equation \(AX + =\overline{X}B = C\) | 2017-04-05 | Paper |
| Non-Hermitian matrices of even order and neutral subspaces of half the dimension | 2017-04-05 | Paper |
| Classification of real pairs of commuting Toeplitz and Hankel matrices | 2017-02-21 | Paper |
| A finite rational algorithm that verifies the diagonalizability of a square matrix by congruence | 2016-09-07 | Paper |
| On the eigenvalues of certain classes of normal \((T + H)\)-matrices | 2016-09-06 | Paper |
| Neutral subspaces of complex matrices | 2016-09-06 | Paper |
| How to check whether given square matrices are congruent | 2016-09-06 | Paper |
| Isolation of the regular part of a singular matrix pencil as a rational algorithm | 2016-09-06 | Paper |
| Normality conditions for semilinear matrix operators of the Stein type | 2016-07-22 | Paper |
| On conditions for permutability of Toeplitz and Hankel matrices | 2016-07-08 | Paper |
| A duality relation for unitary automorphisms in the spaces of Toeplitz and Hankel matrices | 2016-06-14 | Paper |
| Unitary automorphisms of the space of \((T+H)\)-matrices of order four | 2016-04-18 | Paper |
| Fast algorithms for calculating the eigenvalues of normal Hankel matrices | 2016-04-05 | Paper |
| Classifying pairs of commuting Toeplitz and Hankel matrices | 2016-01-29 | Paper |
| On the spectral decomposition of a special class of Hankel matrices | 2016-01-29 | Paper |
| Unitary similarity automorphisms of the space of \(3 \times 3\) Toeplitz-plus-Hankel matrices | 2016-01-29 | Paper |
| Normality conditions for the matrix operator \(X\to AX+X^\ast B\) | 2015-12-04 | Paper |
| On the eigenvectors of Toeplitz matrices | 2015-11-13 | Paper |
| Numerical algorithm for solving quadratic matrix equations of a certain class | 2015-11-06 | Paper |
| Some acceleration techniques for calculating the eigenvalues of normal Toeplitz matrices | 2015-11-06 | Paper |
| Unitary automorphisms of the space of Hankel matrices. II: The case of even order | 2015-10-26 | Paper |
| Normality conditions for the BHH matrix operator | 2015-09-04 | Paper |
| On a new class of normal Hankel matrices | 2015-09-04 | Paper |
| Conjugate-normal matrices and matrix equations in \(A\), \(\overline{A}\), and \(A^T\) | 2015-08-20 | Paper |
| How to characterize \((T+H)\)-matrices and \((T+H)\)-circulants | 2015-07-13 | Paper |
| On eigenvalues of (T + H)-circulants and (T + H)-skew-circulants | 2015-07-10 | Paper |
| Normality conditions for matrix equations of the Sylvester type | 2015-07-07 | Paper |
| Normality conditions for linear matrix operators of the Stein type | 2015-07-07 | Paper |
| A complete solution of the permutability problem for Toeplitz and Hankel matrices | 2015-05-27 | Paper |
| Unitary automorphisms of the space of Toeplitz-plus-Hankel matrices | 2015-05-13 | Paper |
| Unitary automorphisms of the space of Hankel matrices | 2015-05-11 | Paper |
| Numerical solution of Sylvester matrix equations in the self-adjoint case | 2015-03-25 | Paper |
| Toeplitz-plus-Hankel circulants are reducible to block diagonal form via unitary congruences | 2015-02-20 | Paper |
| Unitary congruence automorphisms of the space of Toeplitz matrices | 2015-02-20 | Paper |
| Numerical solution of the matrix equations AX + X T B = C and AX + X*B = C in the self-adjoint case | 2015-01-26 | Paper |
| Numerical solution of the matrix equation X — $A\bar XB$ = C in the self-adjoint case | 2015-01-26 | Paper |
| Numerical solution of matrix equations of the Stein type in the self-adjoint case | 2015-01-26 | Paper |
| Numerical algorithm for solving sesquilinear matrix equations of a certain class | 2015-01-26 | Paper |
| On local conditions characterizing the set of (T+H)-matrices | 2014-12-17 | Paper |
| Unitary congruences and Hankel matrices | 2014-12-17 | Paper |
| Permutability of Toeplitz and Hankel matrices | 2014-12-09 | Paper |
| Unitary automorphisms of the space of Toeplitz matrices | 2014-11-14 | Paper |
| On the solvability of a certain class of quadratic matrix equations | 2014-10-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3189158 | 2014-09-09 | Paper |
| An economical algorithm for calculating the coneigenvalues of complex matrices that are self-adjoint with respect to the symplectic metric | 2014-08-29 | Paper |
| On the solvability of a certain class of sesquilinear matrix equations | 2014-08-29 | Paper |
| Verifying unitary congruence of coninvolutions, skew-coninvolutions, and connilpotent matrices of index two | 2014-06-04 | Paper |
| Improved bounds for the recursion width in congruent type methods for solving systems of linear equations | 2014-06-04 | Paper |
| Quadratically normal and congruence-normal matrices | 2014-06-04 | Paper |
| On Toeplitz matrices that are simultaneously normal and conjugate-normal | 2014-06-04 | Paper |
| On sufficient conditions for the existence of a unitary congruence transformation of a given complex matrix into a real one | 2014-06-03 | Paper |
| On latently real matrices and block quaternions | 2014-06-03 | Paper |
| Unitary similarity of entrywise conjugate matrices and unitary decomplexification | 2014-06-03 | Paper |
| On the conjugate-normal \((T+H)\)-circulants and skew-circulants | 2014-06-03 | Paper |
| A characterization of the Toeplitz and Hankel circulants | 2014-06-03 | Paper |
| Numerical algorithms for solving matrix equations AX + BX T = C and AX + BX* = C | 2014-04-28 | Paper |
| On unitary transposable matrices of order three | 2014-02-21 | Paper |
| Self-conjugacy conditions for matrix equations of the Stein type | 2013-11-18 | Paper |
| Self-conjugacy conditions for semilinear matrix equations | 2013-11-11 | Paper |
| Linear matrix equations of the Sylvester type in the self-conjugate case | 2013-11-11 | Paper |
| On complex matrices that are unitarily similar to real matrices | 2013-09-18 | Paper |
| Numerical solution of the matrix equations \(AX+X^TB=C\) and \(X+AX^TB=C\) with rectangular coefficients \(A\) and \(B\) | 2013-07-30 | Paper |
| Antilinear operators and special matrices | 2013-07-30 | Paper |
| Solving systems of linear equations with quasi-Toeplitz coefficient matrices | 2013-07-30 | Paper |
| Unitary congruence to a conjugate-normal matrix | 2013-07-30 | Paper |
| Numerical solution of matrix equations of the form X + AX T B = C | 2013-07-17 | Paper |
| Hamiltonian and skew-Hamiltonian solutions to the matrix equation \(X\bar X=A\) | 2013-07-04 | Paper |
| Conditions for unique solvability of the matrix equation AX + X*B = C | 2013-07-03 | Paper |
| The matrix equations \(AX+BX^T=C\) and \(AX+BX^\ast=C\) | 2013-06-25 | Paper |
| Effective algorithms for decomplexifying a matrix by unitary similarities or congruences | 2013-04-15 | Paper |
| Simultaneous decomplexification of a pair of complex matrices via a unitary similarity transformation | 2012-11-28 | Paper |
| A criterion for unitary congruence between complex matrices | 2012-11-28 | Paper |
| How to distinguish between the latently real matrices and the block quaternions? | 2012-11-28 | Paper |
| Products of orthoprojectors and Hermitian matrices | 2012-11-28 | Paper |
| On two-isometries in finite-dimensional spaces | 2012-11-28 | Paper |
| Products of orthoprojectors and a theorem of Crimmins | 2012-11-28 | Paper |
| On the matrix equation \( X\bar{X} = \bar{X}X\) | 2012-11-20 | Paper |
| On almost normal matrices | 2012-11-20 | Paper |
| On the matrix equation \(X\bar X = A\) | 2012-11-15 | Paper |
| Classifying normal Hankel matrices | 2012-11-15 | Paper |
| The matrix equation \(X + AX^TB = C\): Conditions for unique solvability and a numerical algorithm for its solution | 2012-11-15 | Paper |
| Antilinear operators and symplectic matrix algebra | 2012-11-15 | Paper |
| Equations of the form \(X\bar X = A\) with skew-Hamiltonian matrices \(A\) | 2012-11-15 | Paper |
| On complex matrices with simple spectrum that are unitarily similar to real matrices | 2012-07-16 | Paper |
| A numerical algorithm for solving the matrix equation AX + X T B = C 1 | 2012-07-16 | Paper |
| Simultaneous reduction to block triangular form and theorems on pairs of complex idempotents | 2012-07-16 | Paper |
| Takagi’s decomposition of a symmetric unitary matrix as a finite algorithm | 2012-07-16 | Paper |
| Simultaneous decomplexification of a pair of complex matrices by a unitary congruence transformation | 2012-05-10 | Paper |
| Unitary congruence of mutually transposed matrices | 2012-05-10 | Paper |
| Simultaneous decomplexification of a pair of complex matrices by a similarity transformation | 2012-03-12 | Paper |
| A criterion for unitary congruence between matrices | 2012-01-17 | Paper |
| Finite algorithms for verifying unitary similarity and unitary congruence for a pair of complex matrices | 2012-01-17 | Paper |
| On the unique solvability of the matrix equation \(AX + X^{T}B = C\) in the singular case | 2012-01-17 | Paper |
| On a particular case of the problem of simultaneous decomplexification of a pair of complex matrices by a similarity transformation | 2012-01-17 | Paper |
| Criteria for unitary congruence of complex \(2 \times 2\) matrices | 2011-11-25 | Paper |
| On normal Hankel matrices of low orders | 2011-08-20 | Paper |
| The inertia of the components in the Cartesian decomposition of a square matrix | 2011-06-08 | Paper |
| Sub-direct sums and differences for certain matrix classes | 2011-05-04 | Paper |
| On a constructive procedure for verifying whether a matrix can be made real by a unitary similarity transformation | 2011-05-04 | Paper |
| On commutative algebras of Toeplitz-plus-Hankel matrices | 2011-05-04 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3086653 | 2011-03-30 | Paper |
| On complex matrices that can be made real by a unitary similarity transformation | 2010-11-17 | Paper |
| Conditions for unique solvability of the matrix equation \(AX + X^TB = C\) | 2010-11-17 | Paper |
| Unitary congruence classes of 2-by-2 complex matrices | 2010-11-17 | Paper |
| Simple linear-algebraic justification of Specht's theorem | 2010-11-17 | Paper |
| Constructive sufficient conditions for the existence of a unitary similarity transformation that converts a given complex matrix into a real one | 2010-11-01 | Paper |
| A note on complex matrices that are unitarily congruent to real matrices | 2010-06-25 | Paper |
| A complete solution of the normal Hankel problem | 2010-05-11 | Paper |
| Theorems of the Hoffman-Wielandt type for the coneigenvalues of complex matrices | 2010-02-05 | Paper |
| Quadratically normal matrices of type 1 and unitary similarities between them | 2010-01-12 | Paper |
| On a recursive inverse eigenvalue problem | 2009-12-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3652452 | 2009-12-17 | Paper |
| Gaussian elimination and the ranks of the components in the Cartesian decomposition of a matrix | 2009-11-13 | Paper |
| Decomplexification of eigenvalue and coneigenvalue problems | 2009-11-13 | Paper |
| On the ranks of principal submatrices of diagonalizable matrices | 2009-11-13 | Paper |
| On the product of two skew-Hamiltonian or two skew-symmetric matrices | 2009-11-13 | Paper |
| On a finite rational criterion for the irreducibility of a matrix | 2009-11-13 | Paper |
| On the reduction of the normal Hankel problem to two particular cases | 2009-11-10 | Paper |
| On complex Benzi-Golub matrices | 2009-10-26 | Paper |
| A contribution to the normal Hankel problem | 2009-04-29 | Paper |
| The conjugate-normal Toeplitz problem | 2009-04-29 | Paper |
| Unitary congruences and theorems on concommuting matrices | 2009-01-19 | Paper |
| The canonical Schur form of a matrix with simple eigenvalues | 2008-11-10 | Paper |
| The condition of the coneigenvalues of conjugate-normal matrices | 2008-11-10 | Paper |
| On the multiplication of scalar and matrix power series with integer coefficients | 2008-10-21 | Paper |
| Conjugate-normal matrices: A survey | 2008-10-06 | Paper |
| Reducing complex matrices to condensed forms by unitary congruence transformations | 2008-09-03 | Paper |
| A note on an unusual type of polar decomposition | 2008-06-09 | Paper |
| A criterion for the unitary congruence of conjugate-normal matrices | 2008-03-13 | Paper |
| On tridiagonal conjugate-normal matrices | 2007-10-15 | Paper |
| A note on the matrix equation \(XA - AX = X^{p}\) | 2007-06-26 | Paper |
| On condiagonalizable matrices | 2007-06-26 | Paper |
| Once again on solving systems of linear equations whose coefficient matrices are low-rank perturbations of Hermitian matrices | 2007-06-04 | Paper |
| On rank-one corrections of complex symmetric matrices | 2007-06-04 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3444715 | 2007-06-04 | Paper |
| Several observations on Toeplitz and Hankel circulants | 2007-06-04 | Paper |
| Equality conditions for the singular values of \(3 \times 3\) matrices with one-point spectrum | 2007-05-21 | Paper |
| SYMMLQ-like procedure for \(Ax=b\) where \(A\) is a special normal matrix | 2007-05-09 | Paper |
| On the unitary similarity of matrix families | 2007-03-09 | Paper |
| Some observations on the Youla form and conjugate-normal matrices | 2007-03-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3421160 | 2007-02-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3421198 | 2007-02-12 | Paper |
| Congruent reduction of a matrix to quasidiagonal form | 2007-01-12 | Paper |
| There is no Specht-type criterion for checking pseudo-unitary similarity | 2007-01-12 | Paper |
| On the unitary similarity of sets of matrices | 2007-01-12 | Paper |
| Inequalities of Fisher and Hadamard types for accretive-dissipative matrices | 2007-01-12 | Paper |
| On a remarkable implication of Malyshev's formula | 2007-01-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3408892 | 2006-11-06 | Paper |
| On the growth factor in Gaussian elimination for matrices with sharp angular field of values | 2006-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5290933 | 2006-05-05 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5715838 | 2006-01-05 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5715839 | 2006-01-05 | Paper |
| Justification of a Malyshev-type formula in the nonnormal case | 2005-12-19 | Paper |
| Block LU factorization is stable for block matrices whose inverses are block diagonally dominant | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695489 | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695493 | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695494 | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695495 | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695694 | 2005-10-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695279 | 2005-10-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5695280 | 2005-10-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5693833 | 2005-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5693864 | 2005-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5693934 | 2005-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5693953 | 2005-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5691901 | 2005-09-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5691921 | 2005-09-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5691956 | 2005-09-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5692002 | 2005-09-27 | Paper |
| On the growth factor in Gaussian elimination for generalized Higham matrices | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317929 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317941 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317955 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317976 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317993 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5318013 | 2005-09-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5316967 | 2005-09-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5316981 | 2005-09-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5316998 | 2005-09-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5317014 | 2005-09-15 | Paper |
| On the properties of accretive-dissipative matrices | 2005-09-08 | Paper |
| Determinantal inequalities for accretive-dissipative matrices | 2005-06-24 | Paper |
| Several observations on symplectic, Hamiltonian, and skew-Hamiltonian matrices | 2005-06-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3160166 | 2005-02-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3160212 | 2005-02-02 | Paper |
| Normal matrices and an extension of Malyshev's formula | 2004-12-07 | Paper |
| On the distance to the closest matrix with triple zero eigenvalue | 2004-11-15 | Paper |
| Vector cross product in three-dimensional complex space and complex three-dimensional Lie algebra | 2004-09-08 | Paper |
| The invariance of the upper triangular factor of a Vandermonde matrix under shifts of nodes. | 2004-09-08 | Paper |
| Rank one modifications and updating pseudoinverses | 2004-09-08 | Paper |
| On eigenvalues and eigenvectors of magic squares | 2004-09-08 | Paper |
| On certain type of preconditioning for KKT-matrices | 2004-09-08 | Paper |
| Bounding the growth factor in Gaussian elimination for Buckley's class of complex symmetric matrices | 2004-09-07 | Paper |
| On a rational procedure for verifying the existence of a two-dimensional common invariant subspace for a given pair of matrices. | 2004-06-15 | Paper |
| The sum of proper subspaces of a matrix can be obtained by a rational computation. | 2004-06-15 | Paper |
| Reducibility theorems for a pair of matrices as rational criteria. | 2004-06-15 | Paper |
| On the solution of the generalized Djoković problem. | 2004-06-15 | Paper |
| On the unitary similarity of mutually transposed matrices. | 2004-06-15 | Paper |
| On the inertia law for normal matrices. | 2004-06-15 | Paper |
| Unitary equivalence as a consequence of similarity and Hermitian congruence. | 2004-06-15 | Paper |
| A classification of accretive matrices with respect to Hermitian congruences | 2004-03-21 | Paper |
| A canonical form for projectors under unitary similarity. | 2004-03-18 | Paper |
| Rational solvability of the inverse Silva problem. | 2004-03-18 | Paper |
| On Hankel matrices that commute with tridiagonal matrices. | 2004-03-18 | Paper |
| Gaussian elimination is stable for the inverse of a diagonally dominant matrix | 2004-02-12 | Paper |
| A criterion for the normality of a complex Toeplitz matrix | 2004-01-12 | Paper |
| Conditionality and expected error for two methods of computing the pseudo-eigenvalues of a complex matrix | 2003-12-10 | Paper |
| On the features of the programmed realization of the Lanczos method for generalized symmetric matrices | 2003-12-10 | Paper |
| Rational procedures in the problem of common invariant subspaces of two matrices | 2003-09-01 | Paper |
| On two approaches to the common invariant subspace problem for a pair of matrices | 2003-07-01 | Paper |
| On a class of generalized orthogonal matrices | 2003-06-29 | Paper |
| On the matrix equation \(X^{-1}X^*=A\) | 2003-06-15 | Paper |
| On a remarkable property of a matrix of Mark Kac | 2003-06-15 | Paper |
| Computing matrix-vector products with centrosymmetric and centro-Hermitian matrices | 2003-05-04 | Paper |
| A square matrix is congruent to its transpose | 2003-02-12 | Paper |
| On Hermitian eigenvalue problems with additional Hamiltonian or skew-Hamiltonian structure | 2003-01-28 | Paper |
| The eigenvectors and diagonalizability of HST-matrices | 2002-11-25 | Paper |
| Eigenvectors and diagonalizability of \(HST\) matrices | 2002-11-13 | Paper |
| On the quasidiagonalizability of 3-selfadjoint matrices | 2002-10-27 | Paper |
| On rational calculation of the invariant subspaces of a complex matrix | 2002-10-16 | Paper |
| On the congruence of square real matrices | 2002-09-12 | Paper |
| Unitary similarity of matrices with quadratic minimal polynomials | 2002-08-28 | Paper |
| The quasidiagonalizability of oblique projectors as a particular case of the noncommutative spectral theorem | 2002-08-19 | Paper |
| The canonical form as a tool for proving the properties of projectors | 2002-08-12 | Paper |
| On solutions of the matrix equation \(AA^*+A^*A=A+A^*\) | 2002-08-01 | Paper |
| Matrix completion problems of block type | 2002-06-15 | Paper |
| On a quasidiagonalizability criterion for real matrices | 2002-05-19 | Paper |
| Computing a common eigenvector of two matrices in a finite number of arithmetic operations | 2002-02-06 | Paper |
| Hamiltonian square roots of skew-Hamiltonian matrices revisited | 2002-01-18 | Paper |
| Computing the eigenvalues of matrices of the orthogonal and unitary symplectic groups | 2001-10-28 | Paper |
| On algebras generated by pairs of conjugate matrices. | 2001-09-19 | Paper |
| On certain quasidiagonalizable families of matrices | 2001-07-23 | Paper |
| Matrix completion problems with arbitrary locations of prescribed entries | 2001-07-05 | Paper |
| On quasidefinite matrices with a parameter in the off-diagonal block | 2001-07-05 | Paper |
| Solving the two-dimensional CIS problem by a rational algorithm | 2001-06-26 | Paper |
| Copositive matrices | 2001-06-24 | Paper |
| On computer algebra procedures constructing matrices with prescribed eigenvalues and diagonal entries | 2001-06-20 | Paper |
| Computer algebra procedures for verifying the definiteness of a matrix on a subspace | 2001-06-18 | Paper |
| On rational criteria for the existence of common eigenvectors or invariant subspaces | 2001-04-26 | Paper |
| Reducibility theorems for pairs of matrices as rational criteria | 2001-04-20 | Paper |
| On efficient computer algebra implementation of the Schur-Cohn-Fujiwara criterion | 2001-04-02 | Paper |
| On the pseudounitary \(QR\) algorithm for pseudo-Hermitian matrices | 2001-03-28 | Paper |
| On condensed forms for partially commuting matrices | 2001-03-02 | Paper |
| On products of symmetric, skew-symmetric, Hermitian, and involutory matrices | 2001-02-25 | Paper |
| On the conditionality of eigenvalues close to the boundary of the numerical range of a matrix | 2001-01-28 | Paper |
| On matrices whose spectrum is affected in a predictable way by column permutations | 2001-01-28 | Paper |
| Some Properties of Symmetric Quasi-Definite Matrices | 2000-10-19 | Paper |
| On fast computation of a polynomial in the Frobenius matrix | 2000-10-11 | Paper |
| An algebraic proof of a result by Gonzaga and Lara | 2000-10-08 | Paper |
| Conditionally definite matrices | 2000-08-27 | Paper |
| Inverse matrix eigenvalue problems | 2000-08-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4257110 | 2000-07-24 | Paper |
| The dimension of the variety of normal matrices | 2000-07-02 | Paper |
| On simultaneous reduction of a pair of oblique projectors to block triangular form | 2000-07-02 | Paper |
| The canonical Schur form of a unitarily quasidiagonalizable matrix | 2000-06-29 | Paper |
| Normal band matrices | 2000-06-18 | Paper |
| Evenness of the Jordan structure of block quaternions with real spectra and its computational consequences | 2000-04-05 | Paper |
| On matrices that admit unitary reduction to band form | 2000-03-27 | Paper |
| On computer-algebra procedures that check for common eigenvectors or invariant subspaces | 2000-03-27 | Paper |
| On the Condition of Symmetric Quasi-Definite Matrices | 2000-03-19 | Paper |
| Normal matrices: an update | 1999-11-28 | Paper |
| Common invariant subspaces of two matrices | 1999-09-02 | Paper |
| Shin's formulas for Eigenpairs of symmetric tridiagonal 2-Toeplitz matrices | 1999-05-17 | Paper |
| Schur inequality for coneigenvalues and conjugate-normal matrices | 1999-05-09 | Paper |
| A remark on ``A note on constructing a symmetric matrix with specified diagonal entries and eigenvalues | 1999-04-27 | Paper |
| On pseudosymmetric tridiagonal forms for real matrices | 1999-04-14 | Paper |
| Concerning the description of nonnegative normal matrices | 1999-03-23 | Paper |
| A note on the Hayes-Scott theorem | 1999-03-21 | Paper |
| On the skew-symmetric part of the product of Toeplitz matrices | 1999-03-09 | Paper |
| Normal dilatation of triangular matrices | 1998-10-19 | Paper |
| A method of recognizing a regular eigenvalue | 1998-10-04 | Paper |
| On normal dilations of triangular matrices | 1998-05-24 | Paper |
| On normal matrices with normal principal submatrices | 1998-04-23 | Paper |
| The Nekrasov Property is Hereditary for Gaussian Elimination | 1997-10-30 | Paper |
| On a condensed form for normal matrices under finite sequences of elementary unitary similarities | 1997-09-17 | Paper |
| Addendum: Is The Polar Decomposition Finitely Computable? | 1997-07-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5689105 | 1997-01-26 | Paper |
| An alternative to the KQZ-algorithm | 1996-12-11 | Paper |
| The unitary factor in the polar representation of a positive stable matrix | 1996-12-11 | Paper |
| Is the Polar Decomposition Finitely Computable? | 1996-06-04 | Paper |
| Classification of normal Toeplitz matrices with real entries | 1996-05-20 | Paper |
| The stabilizer of the set of asymmetric Toeplitz matrices | 1996-03-07 | Paper |
| Tridiagonal forms of complex symmetric and persymmetric matrices | 1995-12-13 | Paper |
| Nonsymmetric Toeplitz matrices that commute with tridiagonal matrices | 1995-09-25 | Paper |
| Calculating the eigenvalues of real blocked matrices of a special class | 1995-09-25 | Paper |
| On a subprogram package for solving systems of linear equations with nonstandard types of symmetry | 1995-09-25 | Paper |
| Finite spectral procedures in linear algebra | 1995-07-31 | Paper |
| On the unitary similarity of Hermitian Toeplitz matrices to real \((T+H)\)- matrices | 1995-05-15 | Paper |
| Describing normal Toeplitz matrices | 1995-05-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4309572 | 1995-04-10 | Paper |
| On the Teng inverse eigenvalue problem | 1995-04-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3364789 | 1995-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4309571 | 1994-11-20 | Paper |
| A simple proof of the generalized Schur inequality | 1994-11-06 | Paper |
| Symmetrization of complex normal matrices | 1994-07-24 | Paper |
| Unitary-triangular factorizations of a normal matrix | 1994-07-06 | Paper |
| The monotonicity of the eigenvalues of doubly symmetric matrices | 1994-07-06 | Paper |
| Invariant subspaces of real matrix algebras and Burnside's theorem | 1994-07-06 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4283935 | 1994-06-20 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4283938 | 1994-06-20 | Paper |
| Computing the eigenvalues of skew-symmetric matrices | 1993-09-08 | Paper |
| Some comments on the generalized Cholesky algorithm | 1993-09-06 | Paper |
| Algebraic properties of classes of concommuting and \(H\)-selfadjoint matrices | 1993-09-06 | Paper |
| Schur form of a complex matrix relative to consimilarity and its calculation | 1993-06-29 | Paper |
| Concommutativity classes generated by matrices with multiple conspectrum | 1993-06-29 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3996345 | 1993-01-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4005066 | 1992-09-27 | Paper |
| Block symmetries in spectral problems for matrix bundles | 1992-09-27 | Paper |
| Matrix pencils: Theory, applications, and numerical methods | 1992-09-27 | Paper |
| The biorthogonal algorithm as the Lanczos method in a metric with indefinite sign | 1992-09-26 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4002396 | 1992-09-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3992463 | 1992-09-17 | Paper |
| The conditions for the reducibility and canonical forms of Hamiltonian matrices with pure imaginary eigenvalues | 1992-06-26 | Paper |
| On the relationship between the biorthogonal algorithm and the Lanczos method in a space with indefinite metric | 1992-06-26 | Paper |
| The use of block symmetries to solve algebraic eigenvalue problems | 1992-06-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3362307 | 1992-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3358140 | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3362184 | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3362960 | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3363254 | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3363856 | 1991-01-01 | Paper |
| Matrix equations and the eigenvalue problem for Hamiltonian and J- symmetric matrices | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5748807 | 1990-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3031820 | 1989-01-01 | Paper |
| Two classes of matrices with fast computable spectra | 1989-01-01 | Paper |
| Invariance of the Brauer diagonal dominance in Gaussian elimination | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3198785 | 1989-01-01 | Paper |
| A diagonalization theorem for a type of Hamiltonian using operator theory in spaces with an indefinite metric | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4731703 | 1989-01-01 | Paper |
| Undecomposable Hamiltonian matrices with pure imaginary spectrum | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3776479 | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3786575 | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3789696 | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3813921 | 1988-01-01 | Paper |
| Singular numbers and polar factorization of an operator in a bilinear metric space | 1988-01-01 | Paper |
| J-singular value decomposition of nonsingular matrices of an even order | 1988-01-01 | Paper |
| Inverses of diagonally dominant block matrices | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3031819 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3771497 | 1987-01-01 | Paper |
| On the J-singular values of a matrix | 1987-01-01 | Paper |
| Sparse linear problems and the least squares method | 1987-01-01 | Paper |
| Sparse matrices | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3698151 | 1985-01-01 | Paper |
| On the comparative magnitude of gaussian growth coefficients for mutually inverse matrices | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3779661 | 1985-01-01 | Paper |
| Bordering method as applied to the solution of a series of linear systems with equal coefficient matrices | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3694542 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3700677 | 1984-01-01 | Paper |
| On multiplication of a perforated matrix by a vector | 1984-01-01 | Paper |
| Block analog of the property of diagonal predominance | 1983-01-01 | Paper |
| On the growth of off-diagonal matrix elements in bordering methods | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3311564 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3311565 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3319674 | 1983-01-01 | Paper |
| Duality relations associated with Gaussian elimination | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3674825 | 1983-01-01 | Paper |
| The analysis of rounding errors for non-orthogonal methods of solving linear algebraic systems | 1982-01-01 | Paper |
| Stability of Gauss' method for matrices with sign-definite Hermitian components | 1982-01-01 | Paper |
| Fast methods of solving some classes of singular Toeplitz linear systems | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3308964 | 1982-01-01 | Paper |
| On the desirability of uniform scaling of the matrix in the optimal elimination method | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3680166 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3680169 | 1982-01-01 | Paper |
| Complexity of some spectral problems for Toeplitz matrices | 1981-01-01 | Paper |
| Some methods of using symmetry to reduce the order of linearly-algebraic problems | 1981-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4175691 | 1978-01-01 | Paper |
| Conditionality of the intermediate matrices of the Gauss, Jordan and optimal elimination methods | 1978-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4154681 | 1977-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4405026 | 1974-01-01 | Paper |
| Eigenvalues of pseudoinverse matrices | 1974-01-01 | Paper |
| The eigenvalues of principal submatrices of a normal matrix | 1973-01-01 | Paper |
| An inclusion theorem for eigenvalues of tridiagonal matrices | 1973-01-01 | Paper |
| The representation of matrix norms | 1972-01-01 | Paper |
| Some estimates for the eigenvalues of matrices | 1972-01-01 | Paper |
| Matching of vector and matrix norms | 1972-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5652126 | 1971-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5591862 | 1970-01-01 | Paper |
| Extremal properties of some matrix norms | 1970-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5591552 | 1969-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5589422 | 1968-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5649921 | 1967-01-01 | Paper |
