Suchergebnisse - "QD algorithm"

On the calculation of the poles of multivariate meromorphic functions using the symbolic-numeric two-point qd-algorithm

Autoren: Jilali Abouir Abdenasser Elidrissi Brahim Benouahmane

Quelle: Numerical Algorithms. 84:1443-1458

Schlagwörter: 0101 mathematics, 01 natural sciences

Zugangs-URL: https://link.springer.com/article/10.1007/s11075-020-00887-9
http://dblp.uni-trier.de/db/journals/na/na84.html#ElidrissiAB20

Application of the Orthogonal QD Algorithm with Shift to Singular Value Decomposition for Large Sparse Matrices

Autoren: Kinji Kimura Yoshimasa Nakamura Tetsuaki Matsunawa et al.

Quelle: Transactions on Computational Science and Computational Intelligence ISBN: 9783030699833

Zugangs-URL: https://link.springer.com/chapter/10.1007/978-3-030-69984-0_50

Numerical solution of singular regular boundary value problems by pole detection with qd-algorithm

Autoren: N. Marhraoui H. Allouche

Quelle: Journal of Computational and Applied Mathematics. 233:420-436

Schlagwörter: Boundary value problems, qd-Algorithm, Computational Mathematics, Singularity, Pole detection, Applied Mathematics, Finite difference scheme, 0101 mathematics, Degenerate problems, 01 natural sciences, Formally orthogonal Hadamard polynomials, Fröbenius method

Zugangs-URL: https://dblp.uni-trier.de/db/journals/jcam/jcam233.html#AlloucheM09
https://documat.unirioja.es/servlet/articulo?codigo=3079687
https://ui.adsabs.harvard.edu/abs/2009JCoAM.233..420A/abstract
https://dialnet.unirioja.es/servlet/articulo?codigo=3079687
https://www.sciencedirect.com/science/article/pii/S0377042709004403
https://www.sciencedirect.com/science/article/abs/pii/S0377042709004403#!

Skew-Symmetric Differential qd Algorithm: Skew-symmetric differential \(qd\) algorithm

Autoren: Sanja Singer Saša Singer

Quelle: Applied Numerical Analysis & Computational Mathematics. 2:134-151

Schlagwörter: Numerical computation of eigenvalues and eigenvectors of matrices, differential \(qd\) algorithm, Computational methods for sparse matrices, tridiagonal matrices, skew-symmetric matrices, eigenvalue computation, differential qd algorithm, eigenvalue, stability, 0101 mathematics, 01 natural sciences, symplectic QR factorizations

Dateibeschreibung: application/xml

Zugangs-URL: https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/anac.200410030
https://www.bib.irb.hr/191484
https://www.onlinelibrary.wiley.com/doi/abs/10.1002/anac.200410030
https://www.onlinelibrary.wiley.com/doi/pdf/10.1002/anac.200410030

Detecting discontinuity points from spectral data with the quotient-difference (qd) algorithm

Autoren: Hassane Allouche Noura Ghanou Khalid Tigma

Quelle: Journal of Computational and Applied Mathematics. 236:2406-2424

Schlagwörter: Location of discontinuity points, Computational Mathematics, Applied Mathematics, Gibbs phenomenon, Qd-algorithm, Edge detection, 0101 mathematics, Piecewise smooth function, Fourier series, 01 natural sciences

Zugangs-URL: https://www.sciencedirect.com/science/article/pii/S0377042711005978
https://documat.unirioja.es/servlet/articulo?codigo=3846378
http://www.sciencedirect.com/science/article/pii/S0377042711005978
https://core.ac.uk/display/82598540
https://dblp.uni-trier.de/db/journals/jcam/jcam236.html#AlloucheGT12
https://dialnet.unirioja.es/servlet/articulo?codigo=3846378

The Orthogonal qd-Algorithm: The orthogonal qd-algorithm

Autoren: Urs von Matt

Quelle: SVD and Signal Processing III ISBN: 9780444821072

Schlagwörter: Numerical computation of eigenvalues and eigenvectors of matrices, Numerical solutions to overdetermined systems, pseudoinverses, orthogonal qd-algorithm, 4. Education, singular value decomposition, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, generalized Givens transformation, 0101 mathematics, 16. Peace & justice, 01 natural sciences, Laguerre's method

Dateibeschreibung: application/xml

Zugangs-URL: https://epubs.siam.org/doi/abs/10.1137/S1064827594274887
https://www.sciencedirect.com/science/article/pii/B9780444821072500078
https://drum.lib.umd.edu/bitstream/1903/614/4/CS-TR-3211.1.pdf
https://dl.acm.org/doi/10.1137/S1064827594274887
https://drum.lib.umd.edu/handle/1903/614
https://doi.org/10.1137/S1064827594274887

A shift for accurate singular values¶in the differential qd algorithm: A shift for accurate singular values in the differential qd algorithm

Autoren: G. Di Lena R. I. Peluso G. Piazza

Quelle: Calcolo. 38:113-127

Schlagwörter: Numerical computation of eigenvalues and eigenvectors of matrices, differential \(qd\) algorithm, convergence, singular values, bidiabonal matrix, 0101 mathematics, 01 natural sciences

Dateibeschreibung: application/xml

Zugangs-URL: https://link.springer.com/article/10.1007/s100920170001
https://link.springer.com/content/pdf/10.1007%2Fs100920170001.pdf

Stieltjes continued fraction and QD algorithm: scalar, vector, and matrix cases

Autoren: Jeannette Van Iseghem

Quelle: Linear Algebra and its Applications. 384:21-42

Schlagwörter: Numerical Analysis, Algebra and Number Theory, Jacobi (tridiagonal) operators (matrices) and generalizations, QD algorithm, 01 natural sciences, Stieltjes series, Hermite–Padé approximants, Discrete Mathematics and Combinatorics, Hermite-Padé approximants, Stieltjes continued fraction, Geometry and Topology, Convergence and divergence of continued fractions, 0101 mathematics, Padé approximation, Continued fractions, complex-analytic aspects

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/2083490
https://doi.org/10.1016/j.laa.2003.12.032
https://core.ac.uk/display/82811861
http://www.sciencedirect.com/science/article/pii/S0024379503009030
https://www.sciencedirect.com/science/article/pii/S0024379503009030

On the convergence of the multivariate 'homogeneous'qd-algorithm: On the convergence of the multivariate ``homogeneous'' qd-algorithm

Autoren: Cuyt, Annie A.M.

Quelle: BIT

Schlagwörter: polar singularities, convergence, qd-algorithm, Numerical summation of series, quotient-difference algorithm, 0101 mathematics, multivariate qdg-algorithm, 01 natural sciences

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/739436
https://doi.org/10.1007/bf01934266
https://link.springer.com/content/pdf/10.1007/BF01934266.pdf
https://link.springer.com/article/10.1007/BF01934266
https://hdl.handle.net/10067/95540151162165141

Floating-point versus Symbolic Computations in theQD-algorithm: Floating-point versus symbolic computations in the \(qd\)-algorithm

Autoren: Cuyt, Annie A.M.

Quelle: Journal of symbolic computation
Communications Anal. Th. Cont. Fr.

Schlagwörter: Extrapolation to the limit, deferred corrections, 0209 industrial biotechnology, convergence, Algebra and Number Theory, \(qd\)-algorithm, quotient-difference algorithm, 02 engineering and technology, Symbolic computation and algebraic computation, 01 natural sciences, continued fraction, Computational Mathematics, General theory of numerical methods in complex analysis (potential theory, etc.), 0101 mathematics, equivalence transformation, Continued fractions, complex-analytic aspects, floating-point algorithm

Dateibeschreibung: application/xml

Zugangs-URL: https://core.ac.uk/display/24334577
https://www.sciencedirect.com/science/article/pii/S0747717197901620#!
https://dblp.uni-trier.de/db/journals/jsc/jsc24.html#Cuyt97
https://www.sciencedirect.com/science/article/abs/pii/S0747717197901620
https://hdl.handle.net/10067/209890151162165141
https://hdl.handle.net/10067/123910151162165141

A multidimensional generalization of the Rutishauser $qd$-algorithm

Autoren: R.I. Dmytryshyn

Quelle: Karpatsʹkì Matematičnì Publìkacìï, Vol 8, Iss 2, Pp 230-238 (2016)
Carpathian Mathematical Publications; Vol 8, No 2 (2016); 230-238
Карпатские математические публикации; Vol 8, No 2 (2016); 230-238
Карпатські математичні публікації; Vol 8, No 2 (2016); 230-238

Schlagwörter: regular multidimensional c-fraction with independent variables, algorithm, multiple power series, regular multidimensional C-fraction with independent variables, correspondence, multiple power series, algorithm, QA1-939, correspondence, Mathematics, регулярний багатовимірний C-дріб з нерівнозначними змінними, відповідність, кратний степеневий ряд, алгоритм

Dateibeschreibung: application/pdf; text/html

Zugangs-URL: https://doaj.org/article/25569bbd2cb5462d84d7435f34474472
https://core.ac.uk/display/90958860
http://journals.pu.if.ua/index.php/cmp/article/view/1058
http://journals.pu.if.ua/index.php/cmp/article/view/1058

Two-Dimensional Generalization of the Rutishauser qd -Algorithm

Autoren: R. I. Dmytryshyn

Quelle: Journal of Mathematical Sciences. 208:301-309

Schlagwörter: 0101 mathematics, 16. Peace & justice, 01 natural sciences

Zugangs-URL: https://link.springer.com/article/10.1007/s10958-015-2447-9
https://link.springer.com/content/pdf/10.1007%2Fs10958-015-2447-9.pdf

Generalized qd algorithm for block band matrices

Autoren: Draux, André Sadik, Mohamed DRAUX, André et al.

Weitere Verfasser: Draux, André Sadik, Mohamed DRAUX, André et al.

Quelle: Numerical Algorithms. 61:377-396

Schlagwörter: [MATH.MATH-NA] Mathematics [math]/Numerical Analysis [math.NA], 0101 mathematics, 01 natural sciences, [MATH.MATH-NA]Mathematics [math]/Numerical Analysis [math.NA]

Zugangs-URL: https://dblp.uni-trier.de/db/journals/na/na61.html#DrauxS12
https://rd.springer.com/content/pdf/10.1007%2Fs11075-012-9538-1.pdf
https://link.springer.com/article/10.1007/s11075-012-9538-1

Reliable root detection with the qd-algorithm: When Bernoulli, Hadamard and Rutishauser cooperate

Autoren: Allouche, Hassane Cuyt, Annie A.M.

Quelle: Applied numerical mathematics

Schlagwörter: 0101 mathematics, 01 natural sciences, Mathematics

Dateibeschreibung: pdf

Zugangs-URL: https://www.sciencedirect.com/science/article/abs/pii/S016892741000070X
https://dialnet.unirioja.es/servlet/articulo?codigo=3656473
https://dl.acm.org/doi/10.1016/j.apnum.2010.04.006
https://hdl.handle.net/10067/858250151162165141

Differential qd Algorithm with Shifts for Rank-Structured Matrices

Autoren: Pavel Zhlobich

Quelle: SIAM Journal on Matrix Analysis and Applications. 33:1153-1171

Schlagwörter: FOS: Mathematics, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), 0101 mathematics, 15A18, 15A23, 65F15, 01 natural sciences

Zugangs-URL: http://arxiv.org/pdf/1111.6558
http://arxiv.org/abs/1111.6558
https://dblp.uni-trier.de/db/journals/siammax/siammax33.html#Zhlobich12
https://epubs.siam.org/doi/10.1137/110857155
http://www.research.ed.ac.uk/portal/en/publications/differential-qd-algorithm-with-shifts-for-rankstructured-matrices(91a1e681-fe4d-46c4-a771-1628eec7a806)/export.html
https://doi.org/10.1137/110857155
https://www.research.ed.ac.uk/portal/en/publications/differential-qd-algorithm-with-shifts-for-rankstructured-matrices(91a1e681-fe4d-46c4-a771-1628eec7a806)/export.html
http://ui.adsabs.harvard.edu/abs/2011arXiv1111.6558Z/abstract

Skew-Symmetric Differential qd Algorithm is Accurate

Autoren: Singer, Sanja Singer, Saša Simos, T. E. et al.

Weitere Verfasser: Singer, Sanja Singer, Saša Simos, T. E. et al.

Schlagwörter: skew-symmetric matrices, differential qd algorithm

Zugangs-URL: https://www.bib.irb.hr/190348

Generalized qd algorithm and Markov–Bernstein inequalities for Jacobi weight

Autoren: Draux, André Moalla, Borhane Sadik, Mohamed et al.

Weitere Verfasser: Draux, André Moalla, Borhane Sadik, Mohamed et al.

Quelle: Numerical Algorithms. 51:429-447

Schlagwörter: [MATH.MATH-NA] Mathematics [math]/Numerical Analysis [math.NA], 0101 mathematics, 01 natural sciences, [MATH.MATH-NA]Mathematics [math]/Numerical Analysis [math.NA]

Vector Stieltjes Continued Fraction and Vector QD Algorithm: Vector Stieltjes continued fraction and vector QD algorithm

Autoren: Jeannette Van Iseghem

Quelle: Numerical Algorithms. 33:485-498

Schlagwörter: Stieltjes functions, Hermite-Padé approximation, Linear difference operators, vector and matrix continued fraction, 01 natural sciences, nonsymmetric difference operators, Approximation by rational functions, Miura transform, Algorithms for approximation of functions, vector orthogonality, Difference operators, general band matrix, Spectrum, resolvent, 0101 mathematics, sparse band matrix, Continued fractions, complex-analytic aspects

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/1992805
https://link.springer.com/article/10.1023/A%3A1025565400379
https://dblp.uni-trier.de/db/journals/na/na33.html#Iseghem03
http://ui.adsabs.harvard.edu/abs/2003NuAlg..33..485V/abstract

Extending the qd-algorithm to tackle multivariate problems

Autoren: Cuyt, Annie A.M. Verdonk, Brigitte

Quelle: Computational methods and function theory (CMFT'97) / Papamichael, N. [edit.]

Schlagwörter: 0101 mathematics, 01 natural sciences

Zugangs-URL: https://core.ac.uk/display/141961364
https://hdl.handle.net/10067/342660151162165141

Differential qd algorithm for totally nonnegative Hessenberg matrices: introduction of origin shifts and relationship with the discrete hungry Lotka-Volterra system

Autoren: Takeshi Fukaya Yusaku Yamamoto

Quelle: JSIAM Letters. 2:69-72

Schlagwörter: 0101 mathematics, 01 natural sciences

Zugangs-URL: https://www.jstage.jst.go.jp/article/jsiaml/2/0/2_0_69/_pdf
https://jlc.jst.go.jp/JST.JSTAGE/jsiaml/2.69?lang=en&type=abstract
https://doi.org/10.14495/jsiaml.2.69
http://ci.nii.ac.jp/naid/130000303923