http://www.maths.univ-rennes1.fr/~mega98/

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Effective Methods and Theoretical and Practical Complexity Issues in: Commutative Algebra, Geometry, Real Geometry, Algebraic Number Theory, Algebraic Geometry and related fields: Algebraic Analysis of Differential Equations, Differential Geometry, Associative Algebras, Group Theory, Algebraic Groups and Lie Algebras, Algebraic and Differential Topology, as well as applications of these fields.

A.M. Cohen (Eindhoven), J.H. Davenport (Bath), A. Galligo (Nice), D. Yu. Grigoriev (University Park / Saint Petersburg), J. Heintz (Santander/Buenos Aires), D. Lazard (Paris), T. Mora (Genova), M. Pohst (Berlin), M. van der Put (Groningen), T. Recio (Santander), M.-F. Roy (Rennes, chairwoman), B. Sturmfels (Berkeley/Kyoto), C. Traverso (Pisa).

The program will include

- invited lectures,
- accepted papers,
- software demonstrations.

Harm Derksen (Basel/Brandeis):

*Constructive Invariant Theory*

Jean-Charles Faugère (CNRS, Paris VI):

*New generations of Gröbner basis algorithms*

Angus Mac Intyre (Oxford University):

*o-minimal expansions of the real: Characterization
and Pfaffian Closure.*

Vladimir Retakh (Arkansas State University)

*Noncommutative Algebra and Geometry:
A Down-to-Earth Approach*

Nobuki Takayma (Kobe University):

*Algorithms for differential operators and their
applications to algebraic geometry.*

For any further information related to the conference, or any special problem or request, please contact directly:

by email mega98@univ-rennes1.fr

by fax to mega98: 33 (0)2 99 28 67 90

by ordinary mail at the following address

mega98 IRMAR Campus de Beaulieu 35042 Rennes CEDEX

Information about Mega 98 can be found in

`http://www.maths.univ-rennes1.fr/~mega98/`.