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Gregory Ammar
Gregory Ammar
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Title
Cited by
Cited by
Year
Superfast solution of real positive definite Toeplitz systems
GS Ammar, WB Gragg
SIAM Journal on Matrix Analysis and Applications 9 (1), 61-76, 1988
3901988
The generalized Schur algorithm for the superfast solution of Toeplitz systems
GS Ammar, WB Gragg
Rational Approximation and its Applications in Mathematics and Physics†…, 1987
1101987
Discrete least squares approximation by trigonometric polynomials
L Reichel, GS Ammar, WB Gragg
Mathematics of Computation 57 (195), 273-289, 1991
1041991
Constructing a unitary Hessenberg matrix from spectral data
G Ammar, W Gragg, L Reichel
Numerical linear algebra, digital signal processing and parallel algorithms†…, 1991
981991
On Hamiltonian and symplectic Hessenberg forms
G Ammar, V Mehrmann
Linear algebra and its applications 149, 55-72, 1991
961991
On the eigenproblem for orthogonal matrices
GS Ammar, WB Gragg, L Reichel
1986 25th IEEE Conference on Decision and Control, 1963-1966, 1986
891986
A multishift algorithm for the numerical solution of algebraic Riccati equations
GS Ammar, P Benner, V Mehrmann
Electr. Trans. Num. Anal 1, 33-48, 1993
871993
The geometry of matrix eigenvalue methods
G Ammar, C Martin
Acta Applicandae Mathematica 5 (3), 239-278, 1986
721986
A variant of the Gohberg–Semencul formula involving circulant matrices
G Ammar, P Gader
SIAM Journal on Matrix Analysis and Applications 12 (3), 534-540, 1991
691991
Exponential interpolation: theory and numerical algorithms
G Ammar, W Dayawansa, C Martin
Applied Mathematics and Computation 41 (3), 189-232, 1991
611991
Numerical experience with a superfast real Toeplitz solver
GS Ammar, WB Gragg
Linear Algebra and its Applications 121, 185-206, 1989
591989
An implementation of a divide and conquer algorithm for the unitary eigen problem
GS Ammar, L Reichel, DC Sorensen
ACM Transactions on Mathematical Software (TOMS) 18 (3), 292-307, 1992
571992
New decompositions of the inverse of a Toeplitz matrix
G Ammar, P Gader
Signal Processing, Scattering and Operator Theory, and Numerical Methods†…, 1990
491990
On an inverse eigenvalue problem for unitary Hessenberg matrices
GS Ammar, C He
Linear algebra and its applications 218, 263-271, 1995
441995
Determination of Pisarenko frequency estimates as eigenvalues of an orthogonal matrix
GS Ammar, WB Gragg, L Reichel
Advanced Algorithms and Architectures for Signal Processing II 826, 143-145, 1988
421988
Schur flows for orthogonal Hessenberg matrices
GS Ammar, WB Gragg
Universitšt Bielefeld. SFB 343. Diskrete Strukturen in der Mathematik, 1992
401992
Implementation and use of the generalized Schur algorithm
GS Ammar, WB Gragg
Computational and Combinatorial Methods in Systems Theory, 265-279, 1986
351986
Downdating of Szego polynomials and data-fitting applications
GS Ammar, WB Gragg, L Reichel
Linear Algebra and its Applications 172, 315-336, 1992
311992
Schur-like forms for matrix Lie groups, Lie algebras and Jordan algebras
G Ammar, C Mehl, V Mehrmann
Linear algebra and its applications 287 (1-3), 11-39, 1999
301999
Computation of Gauss-Kronrod quadrature rules with non-positive weights
GS Ammar, D Calvetti, L Reichel
Electronic Transactions on Numerical Analysis 9, 26-38, 1999
301999
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