Voici les résumés de conférences, en date du 6 novembre 1998. Après cette date, tout changement à cette liste ne sera apporté qu'à la copie imprimé du programme de la réunion. Les participants sont encouragés á consulter le programme, disponible á la table d'inscription.

---

• COXETER-JAMES LECTURE / CONFÉRENCE COXETER-JAMES
  • Henri Darmon - Recent progress in the theory of elliptic curves
• DOCTORAL PRIZE LECTURE / CONFÉRENCE DU PRIX DOCTORAL
  • Yuri Berest - Lacunae for hyperbolic differential operators with variable coefficients
• PUBLIC LECTURE / CONFÉRENCE PUBLIQUE
  • H. S. M. Coxeter - The Descartes circle theorem and Fibonacci numbers
• PLENARY SPEAKERS / CONFÉRENCIERS PRINCIPAUX
  • Miklós Csörgo - Random walking around financial mathematics
  • Zoltan Füredi - Lotto, footballpool and other covering radius problems
  • William M. Goldman - Topology and dynamics of moduli spaces of geometric structures on surfaces
  • Don O'Shea - The glory and perversity of us
• Algebraic Geometry / Géométrie algébrique
  • Fedor Bogomolov - On the fundamental groups and universal coverings of complex projective surfaces and symplectic fourfolds
  • Andrew Hwang - Construction of Circle-Invariant Kahler Metrics
  • Lisa Jeffrey - The Verlinde formula for moduli spaces of parabolic bundles
  • Askold Khovansky - Algebraic geometry and geometry of convex polyhedra
  • Don O'Shea - Limits of tangent spaces to real surfaces
  • Evgenii Shustin - Asymptotically proper bounds in the geometry of equisingular families of curves
  • Yosef Yomdin - A tractable problem on the way (hopefully) to counting limit cycles of polynomial vector fields
• Discrete Geometry / Géométrie discrète
  • Victor Alexandrov - Sufficient conditions for the extendability of an N-th order flex of polyhedra
  • Valery Alexeev - Families of algebraic varieties associated with cell decompositions
  • P. Atela - Periodicity in geometric dynamical models in Phyllotaxis
  • Lynn M. Batten - Blocking sets and security
  • Margaret M. Bayer - Eulerian partially ordered sets
  • András Bezdek - A Sylwester type theorem on circles
  • Karoly Bezdek - On a stronger form of Rogers' lemma and the minimum surface area of Voronoi cells in unit ball packings
  • T. Bisztriczky - A Signature Theorem for uniform oriented matroids
  • Jin-Yi Cai - A new transference theorem in geometry of numbers with applications to Ajtai's connection factor
  • Robert Connelly - Holes in a membrane: tension percolation
  • H. S. MacDonald Coxeter - Whence does an ellipse look like a circle?
  • Balázs Csikós - Some results around the Hadwiger-Kneser-Poulsen conjecture
  • Ludwig Danzer and Gerrit van Ophuysen - A species of planar triangular tilings with inflation factor
  • Robert Dawson - What shape is a loaded die?
  • Michel Deza and Mikhail Shtogrin - Embedding of regular tilings and star-honeycombs
  • Ferenc Fodor - Large polygons in convex sets and polygons with large perimeter
  • Deborah S. Franzblau - Generic rigidity of molecular graphs
  • Christopher Gold - Voronoi methods in geomatics--the importance of the spatial model
  • Chaim Goodman-Strauss - Addressing and substitution tilings
  • Timothy F. Havel - The role of tensegrity in distance geometry
  • Donald Jacobs - Graph rigidity: applications to material science and proteins
  • Gábor Kertész - The Dido problem on planes of constant curvature
  • Wodzimierz Kuperburg - Covering the cube with equal balls
  • Barry Monson - Realizations of regular abstract polytopes
  • Konstantin Rybnikov - On traces of d-stresses in the skeletons of lower dimensions of homology manifolds
  • Idzhad Kh. Sabitov - Solution of polyhedra
  • Peter Schmitt - The versatility of (small) sets of prototiles
  • Istvan Talata - On translative coverings of a convex body with its homothetic copies of given total volume
  • Anke Walz - The Bellows conjecture in dimension four
  • Asia Weiss - To be announced
  • Walter Whiteley - Constraining a spherical polyhedron with dihedral angles
• Extremal Combinatorics / Combinatoire extrémale
  • Richard Anstee, Ron Ferguson and Attila Sali - Small forbidden configurations
  • Aart Blokhuis, Ralph Faudree, András Gyárfás and Miklós Ruszinkó - Anti-Ramsey colorings in several rounds
  • Jason Brown - The inducibility of complete bipartite graphs
  • David Fisher - The minimum number of triangles in a graph
  • Jerrold Griggs - Extremal graphs with bounded densities of small subgraphs
  • Penny Haxell - Integer and fractional packings in dense graphs
  • Felix Lazebnik - On a class of algebraically defined graphs
  • Laszlo Székely - Some new Erdos-Ko-Rado type problems
  • Bing Zhou - Extremal graphs related to star chromatic number and fractional chromatic number
• Number Theory / Théorie des nombres
  • A. Akbary - On the distribution of the values of symmetric square L-functions in the half plane
  • Henri Darmon - Modularity of hypergeometric abelian varieties
  • Chantal David - To be announced
  • Jacek W. Fabrykowski - To be announced
  • G. Frei - On the discovery of the reciprocity law by Artin
  • Eyal Goren - Stratifications of moduli spaces and modular forms
  • C. Greither - On Brumer's conjecture
  • James Huard - An arithmetic reciprocity relation of Liouville type and applications
  • Hershey Kisilevsky - Rank of E(K) for cyclic cubic extensions
  • Manfred Kolster - Higher relative class number formulas
  • Arne Ledet - Some small 2-groups as Galois groups
  • C. Levesque - Explicit solutions of a family of Thue diophantine equations
  • Kumar Murty - Zeros of Dedekind zeta functions in towers of fields
  • W. Georg Nowak - Large convex domains sometimes contain more lattice points than we would expect
  • Yannis Petridis - Zeros of the Riemann zeta function and central values of L-series of holomorphic cusp forms
  • Gael Rémond - Theta heights and Kodaira construction
  • D. Roy - Criteria of algebraic independence and approximation by hypersurfaces
  • Gary Walsh - Old and new results on quartic diophantine equations
  • Hugh Williams - Computer verification of the Ankeny-Artin-Chowla conjecture for all p< 5.10¹⁰
  • Kenneth Williams - Values of the Dedekind eta function at quadratic irrationalities
• Operator Algebras / Algèbres d'opérateurs
  • Berndt Brenken - Endomorphisms of finite direct sums of factors
  • Kenneth R. Davidson - Principal bimodules of nest algebras
  • George Elliott - An abstract Brown-Douglas-Fillmore absorption theorem, II
  • Thierry Giordano - Ergodic theory and dimension G-spaces
  • Dan Kucervosky - An abstract Brown-Douglas-Fillmore absorption theorem, I
  • Michael Lamoureux - Crossed product algebra constructions
  • Alexandru Nica - Some minimization problems for the free analogue of the Fisher information
  • John Phillips - Spectral flow and index in bounded and unbounded -summable Fredholm modules: integral formulas
  • Jack Spielberg - A new look at -algebras of infinite graphs
  • Sam Walters - K-theory of non commutative spheres arising from the Fourier automorphism
• Probability Theory / Théorie des probabilités
  • Siva Athreya - Existence of Positive Solutions Satisfying the Boundary Harnack Principle for a Semi-linear Dirichlet Problem
  • Claude Belisle - The Hit-and-run sampler
  • David Brillinger - Some aspects of the motion of particles described by stochastic differential equations
  • Murray D. Burke - Model checking and estimation: A large sample approach
  • Colleen D. Cutler - Scaling structures, chaos, and determinism in time series
  • André Dabrowski - A unified approach to fast teller queues and ATM
  • Eric Derbez - Generating functions and Integrated SuperBrownian Excursion ( ISE)
  • Shui Feng - The behaviour of some degenerate diffusions near boundary under large deviations
  • René Ferland - Propagation of chaos: from Physics to Finance
  • A. Földes - About the local time of random walk and Brownian motion
  • Geneviéve Gauthier - Asymptotic distribution of the EMS option
  • Edit Gombay - Correcting some limit theorems about the likelihood ratio
  • Lajos Horváth - Best approximations for bootstrapped processes with applications
  • Gail Ivanoff - Set-indexed Martingales
  • Michael Kouritzin - Parabolic equations with random coefficients
  • Reg Kulperger - Empirical processes and tests of independence
  • Brenda MacGibbon - On statistical minimax estimation and principal eigenfunctions of the Laplacian
  • Neal Madras - In search of faster simulations
  • Don L. McLeish - Estimating parameters of financial time series using highs and lows
  • Majid Mojirsheibani - Combined estimation and probabilistic classification
  • Bruno Remillard - Empirical processes based on pseudo-observations
  • Pál Révész - Critical branching Wiener process in the d-dimensional Eucledean space (3 talks)
  • Jeffrey Rosenthal - The mathematics of Markov chain Monte Carlo algorithms
  • Thomas S. Salisbury - The complement of the planar Brownian path
  • Byron Schmuland - Rademacher's theorem on configuration space
  • Qi-Man Shao - Gaussian correlation conjecture and small ball probabilities
  • Zhan Shi - The maximum of the uniform empirical process
  • Gordon Slade - The scaling limit of the incipient infinite cluster in high-dimensional percolation
  • Christopher G. Small - The analysis of random shapes
  • Barbara Szyszkowicz - An interplay of weighted approximations and change-point analysis
  • Keith Worsley - The geometry of correlation fields, with an application to functional connectivity of the brain
  • Hao Yu - Weighted Kolmogorov-Smirnov test of stock return distribution
  • Ricardas Zitikis - The Vervaat, Lorenz and some other related processes of probability and mathematical statistics in weighted metrics
• Topology--4 sub-sessions / Topologie--4 sous-sessions
• 1)  Differential Geometry and Global Analysis / Géométrie différentielle et analyse globale
  • Igor Belegradek - Pinching and Pontrjagin classes
  • Christoph Böhm - Inhomogeneous Einstein metrics on spheres
  • Jeffrey Boland - Magnetic fields on negatively curved manifolds
  • Virginie Charette - Properly discontinuous actions of free groups on Minkowski space
  • Jingyi Chen - Triholomorphic curves and complex ASD connections
  • Ailana Fraser - On the free boundary variational problem for minimal disks
  • Michael Gage - Remarks on B. Süssmann's proof of the Banchoff-Pohl inequality
  • Miroslav Lovric - Multivariate normal distributions parametrized as a Riemannian symmetric space
  • Mohan Ramachandran - To be announced
  • Patrick Ryan - Real hypersurfaces in complex space forms
  • Patrice Sawyer - Ghostly symmetric spaces
  • Alina Stancu - Asymptotic behavior of a crystalline evolution
  • John Toth - To be announced
• 2)  Homotopy Theory / Théorie de l'homotopie
  • Dan Christensen - Phantom maps: all or nothing
  • F. R. Cohen - On stunted projective spaces
  • Gustavo Granja - On self maps of HPⁿ
  • Steve Halperin - The homotopy Lie algebra of a finite complex
  • Philip R. Heath - Fibre techniques in Nielsen periodic point theory
  • Barry Jessup - Estimating the rational LS-category of elliptic spaces
  • Brenda Johnson - Constructing and characterizing degree n functors
  • Keith Johnson - Elliptic homology cooperations
  • Sadok Kallel - The homology structure of free loop spaces
  • Kathryn Lesh - Progress toward a partial splitting of E₂ in the UASS for SO
  • L. Gaunce Lewis, Jr. - Recent results on Mackey functors for a compact Lie group
  • John Martino - A Minami-Webb formula for compact Lie groups
  • Joseph Neisendorfer - James-Hopf invariants, Anick's spaces, and decompositions of the double loops on a Moore space
  • Stewart Priddy - Decomposing products of classifying spaces
  • Charles Rezk - A model for the homotopy theory of homotopy theory
  • Laura Scull - Rational S¹-equivariant homotopy theory
  • Paul Selick - Natural decompositions of loop suspensions and tensor algebras
  • Stephen D. Theriault - Homotopy exponents for certain -2^r Moore spaces
• 3)  Set Theoretic Topology / Topologie des ensembles
  • Murray Bell - Cardinal functions of centered spaces
  • Maxim R. Burke - Continuous functions which take a somewhere dense set of values on every open set
  • Krzysztof Ciesielski - Each Polish space cocompactly quasimetrizable
  • W. W. Comfort - Continuous cross sections on abelian groups equipped with the Bohr topology
  • Ilijas Farah - need not be an -image
  • Douglas L. Grant - Alternative universes: the role of set theory in topological algebra
  • Gary Gruenhage - More on a-Toronto spaces
  • Melvin Henriksen - Embedding a ring of continuous functions in a regular ring: preliminary report
  • James Hirschorn - Towers of measurable functions
  • Valery Miskin - Set ideals everywhere
  • Justin Tatch Moore - A linearly fibered Souslinean space Under Martin's axiom
  • Alexander Shibakov - Controlling sequential order in topological vector spaces
  • Slawomir Solecki - Polish group actions and measures
  • Paul J. Szeptycki - Normality and property (a)
  • Andrzej Szymanski - On a class of special Namioka spaces
  • Frank Tall - The topology of elementary submodels
  • Murat Tuncali - On generalizations of the Hahn-Mazurkiewicz theorem
  • E. D. Tymchatyn - Measures and topological dynamics on Menger manifolds
  • Grant Woods - Recent developments in rings of continuous functions
  • Eduardo Santillan - Topological properties of removable singularities for analytic functions
• 4)  Symplectic/Low Dimensional Topology / Topologie en basses dimensions/Topologie symplectique
  • Steven Boyer - Norm duality and hyperbolic 3-manifolds
  • Jacques Hurtubise - To be announced
  • Francois Lalonde - Applications of Quantum cohomology to some fundamental problems of dynamics
  • Yuriy Shkolnikov - A generalisation of Whitney's trick in dimension 4, borromeanism and related questions
  • Jennifer Slimowitz - Length minimizing geodesics in the group of Hamiltonian diffeomorphisms
  • Xingru Zhang - On simple points of the character variety of a cusped hyperbolic 3-manifold
• Universal Algebra and Multiple-Valued Logic / Algèbre universelle et logique multi-valuée
  • Clifford Bergman - Complexity of some problems in universal algebra
  • Jie Fang - Ockham algebras with pseudocomplementation
  • Ibrahim Garro - An application of non-wellfounded sets to infinite valued infinitary propositional calculus
  • George Grätzer - Independence Theorems for automorphism groups and congruence lattices of lattices
  • Jennifer Hyndman - Dualizable is not the same as fully dualizable
  • Benoit Larose - Projective graphs and Hedetnyemi's conjecture
  • Jonathan Leech - Noncommutative lattices: foundational issues and recent results
  • Robert W. Quackenbush - Varieties of binary linear codes
  • I. G. Rosenberg - Completeness for uniformly delayed circuits
  • Ross Willard - Independence of the linear commutator
• Education I/ Éducation I
  Identifying and Overcoming Barriers to
  Teaching and Learning Mathematics at University /
  Identifier et vaincre les obstacles à
  l'enseignement et l'apprentissage des mathématiques
  à l'université
  • Edward Barbeau - The teacher as coach
  • Bill Beyers - Revealing the inner mathematician
  • Morris Orzech - Addressing student difficulties specific to linear algebra
  • Thomas W. Rishel - Teaching and job initiatives for graduate programs in mathematics
  • Martha Siegel - To be announced
  • Keith F. Taylor - The Math readiness project at the University of Saskatchewan
• Education II/ Éducation II
  Teaching Mathematics--Why We do What We do in the Classroom? /
  L'enseignement des mathématiques--pourquoi fait-on ce qu'on fait en classe?
  • George Gadanidis - If Piaget was a math teacher--Theoretical images, classroom practice and the power of students' minds
  • William Higginson - Having, knowing, and being: some fundamental questions about mathematics teaching
  • Lynn McAlpine and Cynthia Weston - How six outstanding math professors use reflection to improve their teaching
  • Pat Rogers - The importance of why: encouraging students to reflect
  • Nathalie Sinclair - Romancing powerful mathematical ideas
• Mathematics on the Internet /
  Mathématiques sur internet
  • William Casselman - Colour, animation, interaction--the next generation of electronic journals
  • Stan Devitt - Extracting mathematical meaning from MathML notation--an essential step towards live math on the Web
  • Stan Devitt - The Relationship between OpenMath and MathML
  • Nicholas Jackiw - Taking dynamic geometry on-line
  • Loki Jörgenson - The CMS Journals On-Line: A Study in Digital Publishing
  • Robert Miner - Putting math on the Web
• Contributed Papers Session / Communications libres
  • Alexandru Gica - A conjecture which implies the theorem of Gauss-Heegner-Stark-Baker
  • I. Nikolaev - 3-manifolds, foliations and
  • Dieter Ruoff - Solution of a non-Euclidean convexity problem
  • Andrew Toms - Perforated K₀-groups of algebras
• Graduate Student Seminar / Séminaire pour étudiants diplômés
  • Leo Butler - A New Class of Homogeneous Manifolds with Liouville-Integrable Geodesic Flows
  • Leo Creedon - Constructing free groups in modular group algebras
  • Mark V. DeFazio - The behaviour of the complex zeroes of the Laguerre polynomial
  • Jody Esmonde - Parametric solutions to the generalized Fermat equation
  • Shaun Fallat - Multiplicative principal minor inequalities for totally nonnegative matrices
  • Andrei V. Gagarin - Characterizations of -polar graphs by forbidden induced subgraphs
  • Malcolm Harper - A family of Euclidean rings containing
  • Yu-Ru Liu - The Turán sieve and probabilistic Galois theory
  • David McKinnon - An arithmetic Bézout theorem
  • Satya Mohit - The ABC-Conjecture and bounds for the order of the Tate-Shafarevich group
  • Daniel Piché - Wavelet compression on fractal tilings
  • Filip Saidak - On zero-free regions of the zeta function
  • Gregory S. Smith - Computing global extension modules
  • Sarah Sumner - Investigating transcendence in the field of p-adic numbers
  • Drew Vandeth - Transcendence of the values of generalized Mahler functions