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Subsections
- J. de Kleine, M. B. Monagan and A. D. Wittkopf, Algorithms for the
Non-monic case of the Sparse Modular GCD Algorithm,
Submitted to 2005 International Symposium on Symbolic and Algebraic
Computation (ISSAC).
- G. J. Reid, J. Verschelde, A. D. Wittkopf and W. Wu, Symbolic-Numeric Completion of Differential Systems by Homotopy Continuation,
Submitted to 2005 International Symposium on Symbolic and Algebraic
Computation (ISSAC).
- K. Hazaveh, D.J. Jeffrey, G.J. Reid, S.M. Watt and A.D. Wittkopf
(2003),
An exploration of homotopy solving in Maple,
Proc. of the Sixth Asian Symp. on Computer Math. (ASCM).
Lect. Notes Series on Computing by World Sci. Publ. 10,
edited by Z. Li and W. Sit (Singapore/River Edge, USA) 145-162.
- A. D. Wittkopf and G. J. Reid, Fast Differential Elimination
in C: The CDiffElim Environment,
Computer Physics Communications (2001) 139 192-217.
http://wayback.cecm.sfu.ca/~wittkopf/files/DiffElim.ps.gz
- G. J. Reid, P. Lin, and A. D. Wittkopf, Differential-Elimination
Completion Algorithms for DAE and PDAE,
Studies in Applied Mathematics (2001) 106(1) 1-45.
http://wayback.cecm.sfu.ca/~wittkopf/files/ReidLinWittkopf96.ps.gz
- G.J. Reid and A.D. Wittkopf (2000),
Determination of Maximal Symmetry Groups of Classes of Differential
Equations,
in Proceedings of the 2000 International Symposium on Symbolic and Algebraic
Computation (ISSAC),
edited by C. Traverso, 272-280 (ACM Press, New York).
- M.B. Monagan and A.D. Wittkopf (2000),
On the Design and Implementation of Brown's Algorithm over the Integers
and Number Fields
in Proceedings of the 2000 International Symposium on Symbolic and Algebraic
Computation (ISSAC),
edited by C. Traverso, 225-233 (ACM Press, New York).
- C.J. Rust, G.J. Reid and A.D. Wittkopf (1999),
Existence and Uniqueness Theorems for Formal Power Series Solutions
of Analytic Differential Systems,
in Proceedings of the 1999 International Symposium on Symbolic and Algebraic
Computation (ISSAC),
edited by S. Dooley 105-112 (ACM Press, New York).
- G. J. Reid, A. D. Wittkopf and A. Boulton (1996),
Reduction of systems of nonlinear partial differential equations to
simplified involutive forms.
Eur. J. of Appl. Math. (1996) 7 604 - 635.
http://wayback.cecm.sfu.ca/~wittkopf/files/iam94-14.ps.gz
- G. J. Reid, D. T. Weih and A. D. Wittkopf (1993),
A point symmetry group of a differential equation which can not be found
using infinitesimal methods,
in Modern Group Analysis: Advanced Analytical and Computational Methods in
Mathematical Physics,
edited by N.H. Ibragimov, M. Torrisi and A. Valenti, (1993) 311-316
(Kluwer Academic Publishers, Amsterdam).
- G. J. Reid, I. G. Lisle, A. Boulton and A. D. Wittkopf (1992),
Algorithmic determination of commutation relations for Lie symmetry
algebras of PDEs,
in Proceedings of the 1992 International Symposium on Symbolic and Algebraic
Computation (ISSAC),
edited by P. S. Wang, 63-68 (ACM Press, New York).
- A. D. Wittkopf (2004), Algorithms and Implementations for
Differential Elimination.
PhD. Thesis, Simon Fraser University,
Burnaby, British Columbia, Canada.
Advisors: Dr. Michael Monagan, Dr. G. J. Reid
http://wayback.cecm.sfu.ca/~wittkopf/files/phdthesis.ps.gz
- A. D. Wittkopf and G. J. Reid, Fast Differential Elimination
Algorithms, Technical Report TR-00-06 at the Ontario Research Centre for
Computer Algebra (2000).
http://wayback.cecm.sfu.ca/~wittkopf/files/WittkopfReid99.ps.gz
- A. D. Wittkopf (1994), High Order Wide and Compact
Schemes for the Steady Incompressible Navier-Stokes Equations.
MSc. Thesis, Simon Fraser University,
Burnaby, British Columbia, Canada.
Advisor: Dr. Tao Tang
http://wayback.cecm.sfu.ca/~wittkopf/files/mscthesis.ps.gz
- G. J. Reid and A. D. Wittkopf (1993), Long Guide
to the Standard Form Package. This 90 page manual gives a detailed
guide to the use of our programs. Programs and manual are
available at
http://wayback.cecm.sfu.ca/~wittkopf/standardform.html.
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Previous: Academic and Other Positions
Allan Wittkopf
2005-02-27