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Johann Radon Institute for Computational and Applied Mathematics (RICAM)
Austrian Academy of Sciences (ÖAW)

MEGA 2007

Effective Methods in Algebraic Geometry

Strobl, Austria, June 25th - 29th

http://www.ricam.oeaw.ac.at/mega2007

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Schedule

Monday, 25.6.2007

TimeTypeSpeaker(s)/Presenter(s)Title
09:00-10:00Invited TalkThomas C. HalesComputing p-adic integrals using motivic integration
 Coffee  
10:20-11:05Contributed TalkW. de GraafConstructing algebraic groups from their Lie algebras
11:10-11:55Contributed TalkJ. Núñez, A. F. TenorioMinimal Faithful Upper-triangular Matrix Representations for Low-Dimensional Solvable Lie Algebras
12:00Lunch  
14:00-14:15Short CommunicationI. Janovitz-Freireich, B. Mourrain, L. Ronyai, A. SzantoComputing Approximate Radicals using Bezoutians
14:20-14:35Short CommunicationA. Chistov, D. GrigorievComplexity of Janet basis of a D-module
14:40-15:25Contributed TalkM. Castle, V. Powers, B. Reznick, A Quantitative Polya's Theorem with Zeros
 Coffee  
15:45-16:30Contributed TalkJ. I. Farrán, D. RuanoMetric structure of linear codes and algebraic-geometry codes
16:35-17:20Contributed TalkS. Bulygin, R. PellikaanOn decoding up to error correcting capacity of linear error-correcting codes with Gröbner bases
17:25-17:55Software DemonstrationJ. A. Abbott, A. M. BigattiCoCoA: Computations in Commutative Algebrax

Tuesday, 26.6.2007

TimeTypeSpeaker(s)/Presenter(s)Title
09:00-10:00Invited TalkIlia ItenbergEnumerative tropical geometry
 Coffee  
10:20-11:05Contributed TalkLuis Felipe TaberaTropical Plane Geometric Constructions
11:10-11:55Contributed TalkI. Emiris, C. Konaxis, L. PaliosComputing the Newton Polytope of Specialized Resultants
12:00Lunch  
14:00-14:15Short CommunicationI. Garcia-Marco, I. Bermejo-Diaz, J. J. Salazar-GonzalesChecking if the toric ideal of an affine monomial curve is a complete intersection
14:20-14:35Short CommunicationE. S. de CabezonHomological Description of Monomial Ideals using Mayer-Vietoris Trees
14:40-15:25Contributed TalkJ. M. Rojas, A. Niles, J. GomezNew Complexity Bounds for Certain Real Fewnomial Zero Sets
 Coffee  
15:45-16:30Contributed TalkL. Busé, B. MourrainAn algebraic version of a theorem of Whitney
16:35-17:20Contributed TalkB. Martin, H. SuessMilnor algebras could be isomorphic to modular algebras
17:25-17:55Software DemonstrationM. Brickenstein, A. DreyerPolyBoRi: A framework for Gröbner basis computations with Boolean polynomials

Wednesday, 27.6.2007

TimeTypeSpeaker(s)/Presenter(s)Title
09:00-09:45Contributed TalkG. KemperSeparating invariants
09:50-10:05Short CommunicationA. Montes, T. RecioAutomatic discovery of geometric theorems using the MCCGS algorithm
10:10-10:40Software DemonstrationM. Abshoff, D. HeldtComputing approximate vanishing ideals of finite sets of points using COCOA
10:45-11:00DiscussionJ. A. AbbottTwin-Float Arithmetic
 Coffee  
11:20-12:05Contributed TalkA. BrunoPower Geometry as New Mathematics
12:25Lunch  
15:30-22:30Excursion and Social Dinner  

Thursday, 28.6.2007

TimeTypeSpeaker(s)/Presenter(s)Title
09:00-10:00Invited TalkMichael StollHow to determine the set of rational points on a curve
 Coffee  
10:20-11:05Contributed TalkH. HubrechtsQuasi-quadratic elliptic curve point counting using rigid cohomology
11:10-11:55Contributed TalkC. DurvyeEvaluation Techniques for Zero-dimensional Primary Decomposition
12:00Lunch  
14:00-14:15Short CommunicationC. Gosselin, B. Moore, J. SchichoStatic balancing of parallel mechanisms
14:20-14:35Short CommunicationS. Liang, D. J. JeffreyThe Automatic Computation of the Complete Root Classification for a Parametric Polynomial
14:40-15:25Contributed TalkM. AvendañoThe number of real roots of a bivariate polynomial on a line
 Coffee  
15:45-16:30Contributed TalkS. KingFast computation of non-modular Invariant Rings
16:35-17:20Contributed TalkA. Dickenstein, L. Matusevich, E. MillerBinomial D-modules
17:25-17:55Software DemonstrationG.-M. GreuelSome new developements in the theory of Gröbner bases and applications to formal verification and cryptography
19:00-20:00Contributed TalkA. BrunoPower Geometry as New Mathematics (2nd part)

Friday, 29.6.2007

TimeTypeSpeaker(s)/Presenter(s)Title
09:00-10:00Invited TalkPeter BürgisserThe probability that a slight perturbation of a numerical analysis problem is difficult
 Coffee  
10:20-11:05Contributed TalkC. D'Andrea, H. Hong, A. Szanto, T. KrickSylvester's Double Sums: the general case
11:10-11:55Contributed TalkS. McCallum, D. LazardIterated discriminants
12:00Lunch  
14:20-14:35Short CommunicationL.-Y. Shen, E.-W. Chionh, X.-S. Gao, J. LiInherently Improper Parametric Supports for Unirational Varieties
14:40-15:25Contributed TalkI. YenguiSuslin's lemma for elimination
 Coffee  
15:45-16:30Contributed TalkX.-S. Gao, J. van der Hoeven, C. Yuan, G. ZhangCharacteristic Set Method for Differential-Difference Polynomial Systems
16:35-17:20Contributed TalkE. S. de Cabezon, Henry WynnBetti numbers and minimal free resolutions for multi-state system reliability bounds
17:25-17:55DiscussionJ. A. AbbottTwin-Float Arithmetic (2nd part)

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