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On the equivalence problem of linear differential systems and its application for factoring completely reducible systems
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Source International Conference on Symbolic and Algebraic Computation archive
Proceedings of the 1998 international symposium on Symbolic and algebraic computation table of contents
Rostock, Germany
Pages: 268 - 275  
Year of Publication: 1998
ISBN:1-58113-002-3
Authors
M. A. Barkatou  LMC-IMAG, B. P. 53, 51 Rue des Mathématiques, 38041 Grenoble Cedex 9, France
E. Pflügel  LMC-IMAG, B. P. 53, 51 Rue des Mathématiques, 38041 Grenoble Cedex 9, France
Sponsors
German Comp Soc : GI - Gesellshaft for Informatik
SIGSAM: ACM Special Interest Group on Symbolic and Algebraic Manipulation
SIGNUM: ACM Special Interest Group on Numerical Mathematics
Publisher
ACM  New York, NY, USA
Bibliometrics
Downloads (6 Weeks): 5,   Downloads (12 Months): 15,   Citation Count: 5
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REFERENCES

Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

 
1
BALSER, W., JURKAT, W., AND LUTZ, D. A General Theorie of Invariants For Meromorphic Differential Equations, Part I: Formal Invariants. Funcialaj Ekvacioj 22 (1979), 197-221.
 
2
BARKATOU, M.A. An algorithm for computing a companion block diagonal form for a system of linear differential equations. Journal of App. Alg. in Eng. Comm. and Comp. ~ (1993).
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BARKATOU, M.A. An algorithm to compute the exponential part of a formal fundamental matrix solution of a linear differential system. Journal of App. Alg. in Eng. Comm. and Comp. 8, 1 (1997), 1-23.
 
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BERMAN, P., AND SINGER, M. Calculating the Galois Group of Ll(L2(y)) = O, El, L2 Completely Reducible Operators. Submitted to publication. Available at: http://www4.ncsu, edu/~singer/ms_papers .html, 1998.
 
8
DELIGNE, P. Equations diff~rentielles ~ points singuliers r4guliers. Lecture Notes in Mathematics 163 (1970).
 
9
GI~RARD, R., AND LEVELT, A. Invariants m4surant l'irr4gularit4 en un point singulier des systt?mes diff4rentiels lin4aires. Ann. Inst. Fourier 23, 1 (1973), 157-195.
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HILALI, A., AND WAZNER, A. Calcul des invariants de Malgrange et de G4rard et Levelt d'un systt?me diff4rentiel lin4aire en un point singulier irr4gulier. Jour. Diff. Equ. 69 (1987).
 
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MOSER, J. The order of a singularity in Fuchs' theory. Math. Z. (1960), 379-398.
 
15
ORE, O. Formale Theorie der linearen Differentialgleichungen (Zweiter Teil). J. fiir die Reine u. angewandte. Mathematik 168 (1932), 233-252.
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SINGER, M. Testing Reducibility of Linear Differential Operators: A Group Theoretic Perspective. J. of Appl. Alg. in Eng. Comm. and Comp. 7, 2 (1996), 77-104.
 
18
TURRITIN, H. Convergent solutions of ordinary linear homogeneous differential equations in the neighborhood of an irregular singular point. Acta Math. 93 (1955), 27-66.
 
19
VAN HOEIJ, M. Factorization of Linear Differential Operators. PhD thesis, University of Nijmegen, 1996.
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VAN HOEIJ, M., AND WELL, J.-A. An algorithm for computing invariants of linear differential Galois groups. Pure Appl. Algebra 117,118 (1997), 353-379.
 
22
WASOW, W. Asymptotic Expansions for Ordinary Differential Equations. Robert E.Krieger Publishing, 1967.


Collaborative Colleagues:
M. A. Barkatou: colleagues
E. Pflügel: colleagues