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2004
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F. Chaitin-Chatelin, The dynamics of matrix
coupling with an application to Krylov methods.
Tech. Rep. TR/PA/04/29, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, and M. B. van Gijzen. ,
Homotopic deviation with an application to computational acoustics.
Tech. Rep. TR/PA/04/05, Postcript
version, Pdf
version CERFACS.
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2003
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F. Chaitin-Chatelin, Computing beyond analyticity.
Matrix algorithms in Inexact and Uncertain computing .
Tech. Rep. TR/PA/03/110, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, Elements of Hypercomputations
on R and Z2 with the Dickson-Albert inductive process.
Tech. Rep. TR/PA/03/34, Postcript
version, Pdf
version CERFACS.
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J. van den Eshof, G. L. G. Sleijpen, and M .B.
van Gijzen. , Relaxation strategies for nested Krylov methods.
Tech. Rep. TR/PA/03/27, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, The Arnoldi method
in the light of Homotopic Deviation theory.
Tech. Rep. TR/PA/03/15, Postcript
version, Pdf
version CERFACS.
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M. B. van Gijzen. , Two level parallelism
in a stream-function model for global ocean circulation. Preliminary
version of the paper published in the proceedings of Euro-Par2003, Lecture
Notes in Computer Science 2790, pp. 820-829, 2003.
Tech. Rep. TR/PA/03/09, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, On a recursive hierarchy
for numbers algorithmically emerging from processing binary sequences.
Tech. Rep. TR/PA/03/08, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, M. B, van Gijzen ,
Homotopic deviation: an example in acoustics.
Tech. Rep. TR/PA/03/04, Postcript
version, Pdf
version CERFACS.
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V. Frayssé, L. Giraud, S. Gratton, and
J. Langou. , A set of GMRES routines for real and complex arithmetics
on high performance computers.
Tech. Rep. TR/PA/03/03, Postcript
version, Pdf
version CERFACS.
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2002
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L. Giraud, and M. B. Gijzen , Large scale
acoustic simulations on clusters of SMPs.
Tech. Rep. TR/PA/02/116, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, About Singularities
in Inexact Computing .
Tech. Rep. TR/PA/02/106, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin and A. N. Zaoui. Hypercomputation
on {0,1}.
Tech. Rep. TR/PA/02/73, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin and E. Traviesas, Qualitative
Computing. in Handbook for Numerical Computation, SIAM. To appear.
Tech. Rep. TR/PA/02/58, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin and E. Traviesas, PRECISE
and the reliability of Numerical Software. in Handbook for Numerical
Computation, SIAM. To appear.
Tech. Rep. TR/PA/02/57, Postcript
version, Pdf
version CERFACS.
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F. Chaitin-Chatelin, T. Meskauskas and M. van
Gijzen, Iterations emboitees pour la methode de la puissance avec
acceleration de Tchebycheff en neurtronique.
Contract Rep. CR/PA/02/56. CERFACS.
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F. Chaitin-Chatelin, T. Meskauskas, and A. N.
Zaoui , Hypercomplex division in the presence of zero divisors on R
and Z_2.
Tech. Rep. TR/PA/02/29, Postcript
version, Pdf
version CERFACS.
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Qualitative Computing Group Activity Report,
2000-2001. Postcript
version
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2001
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F. Chaitin-Chatelin and T. Meskauskas, Computation
with Hypercomplex Numbers, in Nonlinear Analysis 47, 3391-3400
Tech. Rep. TR/PA/00/69,
CERFACS.
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F. Chaitin-Chatelin, Hypercomplex Computation.
15th Householder Meeting. Abstract
Postcript
version Pdf
version
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F. Chaitin-Chatelin and T. Meskauskas, Inner-Outer
iterations for mode solvers in structural mechanics: application to the
Code_Aster.
Contract Report FR/PA/01/85.
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F. Chaitin-Chatelin and E. Traviesas,
Homotopic
perturbation - Unfolding the field of singularities of a matrix by a complex
parameter: a geometric approach.
Tech. Rep. TR/PA/01/84,
Postcript
version, Pdf
version, CERFACS.
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2000
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A. N. Zaoui and E. Traviesas, Sur la fiabilité et la robustesse
du code ISABeL.
Tech.
Rep. TR/PA/00/76
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F. Chaitin-Chatelin, T. Meskauskas and A.N. Zaoui, About real
and binary algebras: the interplay between geometry and algebra.
Tech.
Rep. TR/PA/00/74
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T. Meskauskas and F. Ivanauskas, Initial Boundary-Value Problems
for Derivative Nonlinear Schrodinger Equation. Justification of Two-Step
Algorithm.
Tech.
Rep. TR/PA/00/70
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F. Chaitin-Chatelin, T. Meskauskas and A.N. Zaoui, Computation
with Hypercomplex Numbers.
Tech.
Rep. TR/PA/00/69 (1,5 MB)
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L. Plantié, The boundary layer problem of triple deck
type.
Tech.
Rep. TR/PA/00/61
Also in the Conference Proceedings, Numerical Analysis and Its Applications,
Lecture Notes in Computer Science, Springer, pp 675-683.
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F. Chaitin-Chatelin, S. Dallakyan and V. Frayssé, GPS
Carrier Phase Ambiguity Resolution with the LAMBDA method: 1. A stability
analysis 2. An exponential speed-up
Contract
Rep. CR/PA/00/52
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L. Plantié, A semi-discrete problem for the boundary layer
of triple deck type (Part 1).
Tech.
Rep. TR/PA/00/45
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L. Plantié, A semi-discrete problem for the boundary layer
of triple deck type (Part 2).
Tech.
Rep. TR/PA/00/46.
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F. Chaitin-Chatelin, E. Traviesas and L. Plantié, Understanding
Krylov methods in finite precision.
Tech.
Rep. TR/PA/00/40
Also in the Conference Proceedings, Numerical Analysis and Its Applications,
Lecture Notes in Computer Science, Springer, pp 187-197.
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F. Chaitin-Chatelin and S. Gratton, On the condition numbers
associated with the polar factorization of a matrix.
Tech.
Rep. TR/PA/98/25
In Numerical Linear Algebra with Applications, 7, pp 337-354,
2000
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A. Bouras, F. Chaitin-Chatelin and V. Frayssé, Solveurs
itératifs emboités.
Final
Report FR/PA/00/19
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A. Bouras ,V. Frayssé and L.Giraud, A relaxation strategy
for inner-outer linear solvers in domain decomposition methods.
Tech.
Rep. TR/PA/00/17
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A. Bouras and V. Frayssé, A relaxation strategy for the
Arnoldi method in eigenproblems.
Tech.
Rep. TR/PA/00/16
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A. Bouras and V. Frayssé, A relaxation strategy for inexact
matrix-vector products for Krylov methods.
Tech.
Rep. TR/PA/00/15
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A. N. Zaoui and E. Traviesas, The hybrid eigensolver ISABeL to
compute r eigenvalues closest to a given complex point : a qualitative
study.
Tech.
Rep. TR/PA/00/13
Proceedings of the 16th IMACS World Congress, Lausanne, Switzerland,
2000
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F. Chaitin-Chatelin and E.Traviesas, PRECISE, a toolbox for assessing
the quality of numerical methods and software.
Tech.
Rep. TR/PA/00/12
Proceedings of the 16th IMACS World Congress, Lausanne, Switzerland,
2000
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F. Chaitin-Chatelin, Comprendre les méhodes de Krylov
en précision finie : le programme du Groupe Qualitative Computing
au CERFACS.
Tech.
Rep. TR/PA/00/11
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F. Chaitin-Chatelin, The Computing power of Geometry.
Tech.
Rep. TR/PA/99/24
Numerical Analysis 1999, D. F. Griffiths and G. A Watson, eds, CRC
Press LLC, pp. 83-92, 2000.
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F. Chaitin-Chatelin, A. Harrabi and A. Ilahi, About Holder condition
numbers and the stratification diagram for defective eigenvalues.
Tech.
Rep. TR/PA/99/19
Published in IMACS Journal on Mathematics and Computers in Simulation,
dedicated to John Rice, (E.Houstis, R.Boisvert, and W.Dyksen eds), 54,
pp. 397-402, 2000.
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S. Gratton, V. Frayssé and V. Toumazou, Structured backward
error and condition number for linear systems of the type A*Ax
= b
Tech.
Rep. TR/PA/99/05
BIT, 40, pp. 74-83, 2000.
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F.Chaitin-Chatelin, V. Toumazou and E.Traviesas, Accuracy assessment
for eigencomputations : Variety of backward errors and pseudospectra.
Tech.
Rep. TR/PA/99/03
Published in Linear Algebra and Appl., 309, pp 73-83, 2000.
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1999
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1998
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F. Chaitin-Chatelin and A. Harrabi, About definitions ofpseudospectra
of closed operators in Banach spaces.
Tech.
Rep. TR/PA/98/08
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S. Gratton, V. Frayssé and V. Toumazou, On a structured
backward error analysis for linear systems of the type A*Ax
= b.
Tech.
Rep. TR/PA/98/01
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A. Harrabi, Pseudospectre d'une Suite d'Operateurs Bornés.
Tech.
Rep. TR/PA/97/48
In M2AN Mathematical Modelling and Numerical Analysis, vol.
32, no. 6, pp. 671-680, 1998.
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V. Frayssé and V. Toumazou, A note on the normwise
perturbation theory for the regular generalized eigenproblem Ax=zBx.
Tech.
Rep. TR/PA/96/18
Numerical Linear Algebra with Applications, vol. 5,no. 1, pp. 1-10,
1998.
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1997
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F. Chaitin-Chatelin and V. Frayssé and S. Gratton, Fiabilité
des calculs en précision finie: principes et mise en oeuvre.
Contract Report FR/PA/97/55
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F. Chaitin-Chatelin and S. Gratton, Etude de la non convergence
de Gauss-Newton.
Contract Report IR/PA/97/14.
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R. A. McCoy and V. Toumazou, PRECISE User's Guide - Version 1.0.
Tech.
Rep. TR/PA/97/38
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T. Braconnier and A. McCoy and V. Toumazou, Using the Field of
Values for Pseudospectra Generation.
Tech.
Rep. TR/PA/97/28
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F. Chaitin-Chatelin, Is nonnormality a serious computational
difficulty in practice?
Tech.
Rep. TR/PA/96/33
In The quality of Numerical Software, R. F. Boisvert ed., Chapmann
and Hall, pp. 300-314, 1997.
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T. Braconnier and F. Chaitin-Chatelin, Roundoff induces a chaotic
behaviour for eigensolvers applied on highly nonnormal matrices.
Tech.
Rep. TR/PA/97/28
In Computational Science for the 21st Century, J. Perriaux at al. eds,
John Wiley, 1997.
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1996
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T. Braconnier and F. Chaitin-Chatelin, Chaotic behavior for eigensolvers
applied on highly nonnormal matrices in finite precision.
Tech.
Rep. TR/PA/96/50
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F. Chaitin-Chatelin, Is finite precision arithmetic useful for
Physics ?
In The finite, the bounded and the infinite, C. Calude ed., Proceedings
of the Black Sea University, Journal UCS, vol. 2, pp. 380-395.
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S. Gratton, On the condition number of linear least squares problems
in Frobenius norm.
In BIT, 36, pp. 523-530, 1996.
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F. Chaitin-Chatelin and S. Gratton, Convergence of successive
iteration methods in finite precision under high nonnormality.
In BIT, 36, pp. 455-469, 1996.
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V. Toumazou, Portraits spectraux de matrices : un outil d'analyse
de la fiabilité.
Ph. D. dissertation, Université H. Poincaré, Nancy.
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V. Frayssé, S. Gratton and V. Toumazou, Note on the conditioning
of linear systems of the kind A*Ax = b.
Tech.
Rep. TR/PA/96/17
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V. Frayssé, M. Gueury, F. Nicoud and V. Toumazou, Spectral
portraits for matrix pencils : a physical application.
Tech.
Rep. TR/PA/96/19
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V. Frayssé, L. Giraud and V. Toumazou, Parallel computation
of spectral portraits on the Meiko CS2.
In High-Performance Computing and Networking, H. Liddell and A. Colbrook
and B. Hertzberger and P. Sloot, eds., vol 1067, Springer-Verlag, 312-318.
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S. Gratton, Conditionnement en optimisation. Etude bibliographique.
Rapport de contrat.
FR/PA/96/36
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1995
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T. Braconnier, F. Chatelin and J.-C. Dunyach, Highly nonnormal
eigenvalue problems in the aeronautical industry.
In Japan J. Ind. Appl. Math., 12, pp. 123-136, 1995.
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F. Chaitin-Chatelin, Le calcul qualitatif. Comment donner un sens à
des résultats faux?
Tech.
Rep. TR/PA/95/10, Report in french.
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1994
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