2000 Seminars

3:30 p.m., Friday, January 7, 2000
Mathematics Colloquium
Stuart G. Whittington, Department of Chemistry, University of Toronto
``Coloured self-avoiding walks''
Room Math 100


2:30 p.m., Wednesday, January 12, 2000
Math Biology Seminar
Alexandra Chavez-Ross, Department of Mathematics, UBC
``Follicle Selection Dynamics in the Mammalian Ovary''
Room Math Annex 1102

3:30 p.m., Wednesday, January 12, 2000
Probability Seminar
Rick Durrett, Cornell University
``Single Nucleotide Polymorphisms in the Human Genome:
How many are there? How many will Celera find?''

Room Math Annex 1102

3:30 p.m., Friday, January 14, 2000
Mathematics Colloquium
Christian Klingenberg, Applied Mathematics, Wuerzburg University
``Mathematical modelling and numerical simulation in star formation''
Room Math 100


3:30 p.m., Monday, January 17, 2000
IAM-MATH BIO Colloquium
Leonard Sander, Physics Department, University of Michigan
``Scaling and Crossovers in Diffusion Limited Aggregation''
LSK Bldg., Room 301

11:30 a.m., Tuesday, January 18, 2000
Graduate Student Seminar
Nathan Ng, Department of Mathematics, UBC
``Prime Numbers: A Survey''
LSK Bldg., Room 301

1:30 p.m., Wednesday, January 19, 2000
Algebra/Topology Seminar
Bert Wiest, PIMS Postdoctoral Fellow, UBC
``Ordering of mapping class groups after Thurston''
West Mall Annex 216 (PIMS)

3:30 p.m., Wednesday, January 19, 2000
Probability Seminar
Richard Bass, University of Connecticut
``Local times for space-time Brownian motion''
Room Math Annex 1102

3:30 p.m., Friday, January 21, 2000
Mathematics Colloquium
Anne Bourlioux, University of Montreal
``Small scale asymptotic models for large scale simulations
of turbulent premixed flames''

Room Math 100


1:30 p.m., Tuesday, January 25, 2000
Graduate Student Seminar
Abigail Wacher, Department of Mathematics, UBC
``The Modeling of Rapid Thermal Processing in a Chamber''
LSK Bldg. Room 301

1:30 p.m., Wednesday, January 26, 2000
Algebra Topology Seminar
Kee Y. Lam, Department of Mathematics, UBC
``Pseudo-reflection groups and generalized braid groups''
West Mall Annex 216 (PIMS)

2:30 p.m., Wednesday, January 26, 2000
Math Biology Seminar
Michael C. Mackey, McGill University
``Periodic Hematological Diseases:
Insight into the pathology from mathematical modeling''

Math Annex 1102

3:30 p.m., Wednesday, January 26, 2000
Probability Seminar
Ed Perkins, Department of Mathematics, UBC
``Mutually catalytic branching in the plane''
Math Annex 1102


3:30 p.m., Monday, January 31, 2000
Joint IAM-PIMS Distinguished Colloquium
Anne Greenbaum, Department of Mathematics, University of Washington
``Analysis of Krylov Space Methods for Solving Linear Systems''
LSK Bldg., Room 301

4:30 p.m., Monday, January 31, 2000
PDE Seminar
Nassif Ghoussoub, Department of Mathematics, UBC
``Mass transfer, Monge-Ampere equation and Geometric inequalities''
Math Annex 1118

11:30 a.m., Tuesday, February 1, 2000
Graduate Student Seminar
Amy Norris, Department of Mathematics, UBC
``TBA''
LSK Bldg., Room 301

1:30 p.m., Wednesday, February 2, 2000
Algebra Topology Seminar
Kee Lam, Department of Mathematics, UBC
``Pseudo-reflection groups and generalized braid groups''
*note change of speaker (updated Feb. 1st)*
West Mall Annex 216 (PIMS)

3:30 p.m., Wednesday, February 2, 2000
Math Biology Seminar
Michael Dobeli, Departments of Mathematics and Zoology, UBC
``Evolutionary branching and sympatric speciation caused by different types of ecological interactions''
LSK Bldg., Room 301 (IAM seminar room)
*note change of time and location*

3:30 p.m., Wednesday, February 2, 2000
Probability Seminar
Ed Perkins, Department of Mathematics, UBC
``Mutually catalytic branching in the plane II''
Math Annex 1102

3:30 p.m., Friday, February 4, 2000
Mathematics Colloquium
Anna Vainchtein, Division of Mechanics and Computation,
Department of Mechanical Engineering, Stanford University
``Hysteresis and interface dynamics in mathematical models
of phase transitions''

Math 100


4:30 p.m., Monday, February 7, 2000
PDE Seminar
Nassif Ghoussoub, Department of Mathematics, UBC
``Mass transfer, Monge-Ampere equation and Geometric inequalities II''
Math Annex 1118

11:30 a.m., Tuesday, February 8, 2000
Graduate Student Seminar
Stefan Reinker, Department of Mathematics, UBC
``Does the Brain need Mathematics?''
LSK Bldg., Room 301

1:30 p.m., Wednesday, February 9, 2000
Algebra Topology Seminar
Kee Lam, Department of Mathematics, UBC
``Hyperplane arrangements and pseudo-reflection groups''
West Mall Annex 216 (PIMS)

4:30 p.m., Thursday, February 10, 2000
PIMS-MITACS Mathematical Finance Seminar
Yonggan Zhao, Department of Commerce, UBC
``Portfolio selection with a minimum wealth requirement''
West Mall Annex 216 (PIMS)


2:30 p.m., Monday, February 21, 2000
PDE Seminar
Nassif Ghoussoub, Department of Mathematics, UBC
``Continuous Mass Transport, the Euler and the Fokker-Plank equations''
Math Annex 1118

3:30 p.m., Monday, February 21, 2000
IAM-MATH BIO Colloquium
Mark Lewis, Department of Mathematics, University of Utah
``Realistic models for biological invasion''
LSK Bldg., Room 301

1:30 p.m., Wednesday, February 23, 2000
Algebra/Topology Seminar
David Burggraf, Department of Mathematics, UBC
``Group actions on elliptic dessins d'enfants''
West Mall Annex 216 (PIMS)

3:30 p.m., Wednesday, February 23, 2000
Probability Seminar
Gregory F. Lawler, Department of Mathematics, Duke University
``Computing the intersections exponents for planar Brownian motion'''
Math Annex 1102

4:30 p.m., Thursday, February 24, 2000
PIMS-MITACS Mathematical Finance Seminar
Ulrich Haussmann, Department of Mathematics, UBC
``Optimal portfolio selection with limited diversification
(joint work with N. Dokuchaev)''

West Mall Annex 216 (PIMS)

3:30 p.m., Friday, February 25, 2000
Mathematics Colloquium
Gregory F. Lawler, Department of Mathematics, Duke University
``Universality and conformal invariance in two dimensional
statistical physics''

Room Math 100


2:30 p.m., Monday, February 28, 2000
PDE Seminar
Nassif Ghoussoub, Department of Mathematics, UBC
``Continuous Mass Transport, the Euler and
the Fokker-Plank equations, II''

Math Annex 1118

3:30 p.m., Monday, February 28, 2000
Joint IAM-PIMS Distinguished Colloquium
Marc Feldman, Department of Biological Sciences, Stanford
``Mathematics and Statistics of Human DNA Polymorphisms:
Forward and Backward to History''

LSK Bldg., Room 301

11:30 a.m., Tuesday, February 29, 2000
Graduate Student Seminar
Adriana Dawes, Department of Mathematics, UBC
``TBA''
LSK Bldg., Room 301

3:30 p.m., Tuesday, February 29, 2000
Math Biology Seminar
John Pearson, Los Alamos National Laboratory
``Chemical Reaction Diffusion Systems: An Overview''
Math Annex 1102

1:30 p.m., Wednesday, March 1, 2000
Algebra/Topology Seminar
David Burggraf, Department of Mathematics, UBC
``Group actions on elliptic dessins d'enfants, II''
West Mall Annex 216 (PIMS)

2:30 p.m., Wednesday, March 1, 2000
Math Biology Seminar
John Pearson, Los Alamos National Laboratory
``Fire-Diffuse-Fire and the Dynamics of Intracellular Calcium Waves''
Math Annex 1102

3:30 p.m., Wednesday, March 1, 2000
Probability Seminar
N. Dokuchaev, PIMS, UBC
``Stochastic partial differential equations
with a quasi-periodic boundary condition''

Math Annex 1102

9:45--10:45 a.m., Thursday, March 2, 2000
Number Theory Seminar
Nike Vatsal, Department of Mathematics, UBC
``Uniform Distribution of Heegner Points''
Math Annex 1102

11:00 -- 12:00 p.m., Thursday, March 2, 2000
Number Theory Seminar
Christopher M. Skinner, Institute for Advanced Study, Princeton
``Base Change and a Problem of Serre''
Math Annex 1102

4:30 p.m., Thursday, March 2, 2000
PIMS-MITACS Mathematical Finance Seminar
N. Dokuchaev, PIMS, UBC
``Optimal portfolio selection based on historical prices''
West Mall Annex 216 (PIMS)

3:30 p.m., Friday, March 3, 2000
Mathematics Colloquium
Christopher M. Skinner, Institute for Advanced Study, Princeton
``The diophantine equation a^n+b^n=2c^2''
Room Math 100


1:30 p.m., Saturday, March 4, 2000
Northwest Probability Seminar
Christian Borgs, Microsoft Theory Group
``Partition function zeros: A generalized Lee-Yang theorem''
Smith 105, University of Washington

3:30 p.m., Saturday, March 4, 2000
Northwest Probability Seminar
Xiaowen Zhou, Department of Mathematics, UBC
``Sample path continuity of continuous-site stepping-stone models''
Smith 105, University of Washington

3:30 p.m., Monday, March 6, 2000
Applied Mathematics Colloquium
Avner Friedman, Department of Mathematics, University of Minnesota
``Bifurcation of free boundary problems with application
to tumor growth''

LSK Bldg., Room 301

1:30 p.m., Wednesday, March 8, 2000
Algebra/Topology Seminar
Duane Randall, Department of Mathematics & Computer Science,
Loyola University
``A Survey of the Kervaire Invariant Problem''
West Mall Annex 216 (PIMS)

10 a.m., Thursday, March 9, 2000
Special Algebra/Topology Seminar
Stephen Bigelow, UC Berkeley
``Braid groups are linear''
Math Annex 1102

4:30 p.m., Thursday, March 9, 2000
PIMS-MITACS Mathematical Finance Seminar
John Chadam, Pittsburgh University
``The Exercise Boundary for an American Put Option:
Analytical and Numerical Approximations''

West Mall Annex 216 (PIMS)

3:30 p.m., Friday, March 10, 2000
Mathematics Colloquium
John Chadam, University of Pittsburg
``A mathematical model of bioremediation in a porous medium''
Math 100


3:30 p.m., Monday, March 13, 2000
Joint IAM-PIMS Distinguished Colloquium
Alwyn Scott, Department of Mathematics, Univ. of Arizona
and Department of Mathematical Modelling,
Technical University of Denmark
``Nonlinear Science: Past, Present and Future''
LSK Bldg., Room 301

11:30 a.m., Tuesday, March 14, 2000
Graduate Student Seminar
Stefan Reinker, Department of Mathematics, UBC
``Does the Brain need Mathematics?''
LSK Bldg., Room 301

1:30 p.m., Wednesday, March 15, 2000
Algebra/Topology Seminar
Denis Sjerve, Department of Mathematics, UBC
``Automorphisms of prime Galois coverings of the Riemann Sphere''
West Mall Annex 216 (PIMS)

4:30 p.m., Thursday, March 16, 2000
PIMS-MITACS Mathematical Finance Seminar
Jaksa Cvitanic, University of Southern California
``Methods of partial hedging''
West Mall Annex 216 (PIMS)

3:30 p.m., Friday, March 17, 2000
Mathematics Colloquium
Akbar Rhemtulla, Department of Mathematical Sciences,
University of Alberta
``Expressing Elements of the Commutator Subgroup of a Group
as a Product of Least Number of Commutators''

Room Math 100


11:30 a.m., Tuesday, March 21, 2000
Graduate Student Seminar
Ron Ferguson, Department of Mathematics, UBC
``Permutations with low discrepancy k-sums''
LSK Bldg., Room 301

1:30 p.m., Wednesday, March 22, 2000
Algebra/Topology Seminar
Guillermo Moreno, Centro de Investigacion y Estudios
Advanzados del IPN and University of Oregon
``Higher Dimensional Cayley Dickson Algebras''
West Mall Annex 216 (PIMS)

3:30 p.m., Friday, March 24, 2000
Mathematics Colloquium
Andrew J. Sommese, Univ. of Notre Dame
``Numerical Primary Decomposition''
Room Math 100


3:30 p.m., Monday, March 27, 2000
IAM-MATH BIO Colloquium
Jinko Graham, Department of Mathematics & Statistics,
Simon Fraser University
``Fine-Scale Mapping of a Rare Allele via Disequilibrium Likelihoods''
LSK Bldg., Room 301 (formerly Old Computer Sciences Bldg.)

1:30 p.m., Wednesday, March 29, 2000
Algebra/Topology Seminar
Zhongmou Li, UBC
``Immersion of 3-manifolds in 3-space"
West Mall Annex 216 (PIMS)

4:30 p.m., Thursday, March 30, 2000
PIMS-MITACS Mathematical Finance Seminar
Raman Uppal, Commerce and Business Administration, UBC
``Risk Aversion and Optimal Portfolio Policies
in Partial and General Equilibrium Economies''

West Mall Annex 216 (PIMS)


3:30 p.m., Monday, April 3, 2000
Complexity Seminar
Anders Martin Lof, Steve Marion, Cindy Greenwood
``Asymptotics of the Near-Critical Epidemic Process''
Peter Wall Institute Conference Room

11:30 a.m., Tuesday, April 4, 2000
Graduate Student Seminar
Glen Pugh, Department of Mathematics, UBC
``Riemann, Siegel and Turing: Numerical Evidence for the Riemann Hypothesis''
LSK Bldg., Room 301 (formerly Old Computer Science Bldg.)

1:30 p.m., Wednesday, April 5, 2000
Algebra/Topology Seminar
Bert Wiest, Department of Mathematics, UBC
``Quasi-isometries in group theory''
West Mall Annex 216 (PIMS)

3:30 p.m., Wednesday, April 5, 2000
Probability Seminar
Marek Biskup, Microsoft Research
``Rigorous theory of partition function zeros
at first-order phase transitions''

Math Annex 1102


1:30 p.m., Wednesday, June 14, 2000
Special Number Theory Seminar
Hugh Montgomery, University of Michigan
``Greedy sums of distinct squares"
Math Annex 1102


2:30 p.m., Wednesday, September 6, 2000
Topology Seminar
Prof. Youcheng Zhou, Zhejiang University, China
``Effros Property and Homogeniety''
Math Annex 1102

3:30 p.m., Wednesday, September 6, 2000
Probability Seminar
Antal Jarai, PIMS-UBC
``Invasion percolation and the incipient infinite cluster''
Math Annex 1102


3:30 p.m., Wednesday, September 13, 2000
Algebraic Geometry Seminar
Behrang Noohi, Department of Mathematics, UBC
``Fundamental Groups of Algebraic Stacks''
Math Annex 1118

2:30 p.m., Wednesday, September 13, 2000
UBC PIMS Colloquium
Beno Eckmann, ETH Zurich
``The Euler Characteristic -- some Variations and Ramifications''
WMAX 216 (PIMS Seminar Room)

3:30 p.m., Wednesday, September 13, 2000
Probability Seminar
Frank den Hollander, University of Nijmegen
``How random is the composition of two random processes?''
Math Annex 1102

3:30 p.m., Wednesday, September 13, 2000
IAM-PIMS Distinguished Colloquium Speaker
Carlo Cercignani, Dipartimento di Matematica,
Politecnico di Milano, Milan, Italy
``Kinetic Models for Granular Materials: An Exact Solution''
LSK Bldg. Room 301

2:30 p.m., Thursday, September 14, 2000
Algebra-Topology Seminar
Beno Eckmann, ETH Zurich
``Projections, Group Algebras, and Geometry of Groups''
WMAX 216

4:30 p.m., Thursday, September 14, 2000
PIMS-MITACS Mathematical Finance Seminar
D. Chan, UBC
``Introduction to Value at Risk''
WMAX 216

3:30 p.m., Friday, September 15, 2000
Mathematics Colloquium/PIMS Distinguished Chair Lecture
David Brydges, PIMS-Department of Mathematics, University of Virginia
``Self Avoiding Walk and Differential Forms''
Math 100


10:00-11:00 a.m., Monday, September 18, 2000
Scientific Computing and Visualization Seminar
Arian Novruzi, PIMS-UBC
``Newton method in shape optimization problems.
Some comments on its parallelization''

CICSR 204, contact Brian Wetton for details
on this seminar series

3:30 p.m., Monday, September 18, 2000
Mathematics Colloquium
Leonid Mytnik, Israel Institute of Technology
``Duality approach to proving uniqueness''
Math 100

4:45 p.m., Monday, September 18, 2000
PIMS-MITACS Mathematical Finance Seminar
Steve Shreve, Carnegie-Mellon Univ.
``Valuation of Exotic Options under Shortselling Constraints''
WMAX 216 (PIMS seminar room)

3:30 p.m., Tuesday, September 19, 2000
PIMS Distinguished Chair at UBC Lecture
David Brydges, PIMS-Department of Mathematics and Physics,
University of Virginia
``Mehler's Formula and the Renormalization Group"
(Lecture 2 in the series)
Math 104

2:30 p.m., Wednesday, September 20, 2000
Algebra-Topology Seminar
Kee Lam, Mathematics, UBC
``Rational homotopy theory''
WMAX 216

3:30 p.m., Wednesday, September 20, 2000
Algebraic Geometry Seminar
Behrang Noohi, Mathematics, UBC
``Fundamental Groups of Algebraic Stacks, II''
WMAX 216 (previously announced for 2:30 in Math Annex 1118)

3:30 p.m., Wednesday, September 20, 2000
Institute of Applied Mathematics Colloquium
Lionel G. Harrison, Department of Chemistry, UBC
``Branching in Plants: Exploring Reaction-Diffusion:
(1) On the Hemisphere
(2) Interacting with Continuous Morphological Change''

LSK Bldg. Room 301

1:30 p.m., Thursday, September 21, 2000
Mathematics Colloquium
Andrea Fraser, University of New South Wales
Multiplier Operators on the Heisenberg group
Math Annex 1100

4:00 - 5:00 p.m., Thursday, September 21, 2000
PIMS-MITACS Computational Statistics and Data Mining Seminar
Peter J. Rousseeuw, PIMS-Universitaire Instelling Antwerpen (UIA), Belgium
``An Introduction to Regression Depth''
CICSR 208

1:30 - 2:30 p.m., Friday, September 22, 2000
PIMS-MITACS Computational Statistics and Data Mining Seminar
Peter J. Rousseeuw, PIMS-Universitaire Instelling Antwerpen (UIA), Belgium
``Depth Tests of Symmetry and Regression''
LSK 301

3:30 p.m., Friday, September 22, 2000
Mathematics Colloquium
Jacques Hurtubise, CRM and University of Montreal
``Integrable Systems and Surfaces''
Room Math 100


10:00-11:00 a.m., Monday, September 25, 2000
Scientific Computing and Visualization Seminar
Arian Novruzi, PIMS-UBC
``Newton method in shape optimization problems.
Some comments on its parallelization, Part II''

CICSR 204

3:30 p.m., Monday, September 25, 2000
Mathematics Colloquium
Laura Scull, Department of Mathematics, University of Michigan
``Equivariant Homotopy Theory: Classic Constructions in a Modern Setting''
Math 100

10:30 a.m., Tuesday, September 26, 2000
Special Algebra-Topology Seminar
Laura Scull, Department of Mathematics, University of Michigan
``Algebraic Models for Equivariant Homotopy Theory''
Math Annex 1102

1:30 p.m., Tuesday, September 26, 2000
Math Biology Seminar
Israeli Ran & Alexandra Chavez-Ross, UBC
``MITACS progress report: the tinnitus project''
LSK Bldg, Room 301

3:30 p.m., Tuesday, September 26, 2000
PIMS Distinguished Chair at UBC Lecture
David Brydges, PIMS-Department of Mathematics and Physics,
University of Virginia
``Hierarchical Lattices and the Renormalization Group revisited
(Lecture 3 in the series)''

Math 104

3:30 p.m., Wednesday, September 27, 2000
IAM-PIMS Distinguished Colloquium
David Brydges, PIMS-Department of Mathematics and Physics,
University of Virginia
``Gaussian Integrals and Mean Field Theory''
LSK Bldg. Room 301

2:30 p.m., Thursday, September 28, 2000
PDE Seminar
Jingyi Chen, Mathematics, UBC
``Quaternions, Hyperkahler manifolds and a first order system of PDEs''
WMAX 216 (PIMS seminar room)

4:30 p.m., Thursday, September 28, 2000
PIMS-MITACS Mathematical Finance Seminar
Jose Rodriguez, Mathematics, UBC
``More Value at Risk''
WMAX 216

3:30 p.m., Friday, September 29, 2000
Mathematics Colloquium
Ravi Vakil, Department of Mathematics, M.I.T.
``Branched covers of the sphere and the moduli space of curves:
Geometry, physics, representation theory, combinatorics''

Math 100


10:00-11:00 a.m., Monday, October 2, 2000
Scientific Computing and Visualization Seminar
Oliver Dorn, Computer Science, UBC
``The use of level set methods for shape reconstruction
in electromagnetic tomography''

CICSR 204

2:30 p.m., Wednesday, October 4, 2000
Algebra/Topology Seminar
Dale Rolfsen, Mathematics, UBC
``Ordered groups and 3-manifolds''
WMAX 216 (PIMS Seminar Room)

3:30 p.m., Wednesday, October 4, 2000
PIMS Distinguished Chair at UBC Lecture
David Brydges, PIMS-Department of Mathematics and Physics,
University of Virginia
``Analysis with the Renormalization Group and Outlook
(Lecture 4 in the series)''

WMAX 216

2:30 p.m., Thursday, October 5, 2000
PDE Seminar
Vitali Vougalter, Mathematics, UBC
``Diamagnetic behavior of sums of Dirichlet eigenvalues''
WMAX 216

3:30 p.m., Friday, October 6, 2000
Mathematics Colloquium
Richard Froese, Mathematics, UBC
``Realizing holonomic constraints in classical and quantum mechanics''
Math 100


1:30 p.m., Tuesday, October 10, 2000
Math Biology Seminar
Susan Anne Baldwin, Bio-Resource Engineering, UBC
``Heat Transfer Model of Thermal Balloon Endometrial Ablation''
LSK Bldg, Room 301

2:30 p.m., Wednesday, October 11, 2000
Algebra/Topology Seminar
Dale Rolfsen, Mathematics, UBC
``Ordered groups and 3-manifolds, II''
WMAX 216 (PIMS Seminar Room)

3:30 p.m., Wednesday, October 11, 2000
Institute of Applied Mathematics Colloquium
W. Kendal Bushe, Department of Mechanical Engineering, UBC
``Large Eddy Simulation of Turbulent Reacting Flows''
LSK Bldg. Room 301

3:30 p.m., Wednesday, October 11, 2000
Algebraic Geometry Seminar
Jim Carrell, Mathematics, UBC
``Equivariant cohomology of varieties with a triangular group action''
WMAX 216

3:30 p.m., Wednesday, October 11, 2000
Probability Seminar
Liqing Yan, Mathematics-PIMS, UBC
``The Euler scheme for stochastic differential equations
with irregular coefficients''

Math Annex 1102

2:30 p.m., Thursday, October 12, 2000
PDE Seminar
Christine Chambers, Mathematics, UBC
``TBA''
WMAX 216

4:30 p.m., Thursday, October 12, 2000
PIMS-MITACS Mathematical Finance Seminar
Simon MacNair, Mathematics-PIMS, UBC
``Utility Maximization with Stochastic Factors''
WMAX 216

3:30 p.m., Friday, October 13, 2000
Mathematics Colloquium
Richard Schoen, Department of Mathematics, Stanford University
``A survey of recent progress in general relativity''
Math 100


10:00-11:00 a.m., Monday, October 16, 2000
Scientific Computing and Visualization Seminar
Uri Ascher, Computer Science, UBC
``Grid refinement and scaling for distributed parameter estimation problems''
CICSR 204

2:30 p.m., Wednesday, October 18, 2000
Algebra/Topology Seminar
Bert Wiest, Mathematics-PIMS, UBC
``Ordered groups and 3-manifolds, III''
WMAX 216 (PIMS Seminar Room)

3:30 p.m., Wednesday, October 18, 2000
Institute of Applied Mathematics Colloquium
Robert Miura, Mathematics, UBC
``Applications of Excitable Cell Models''
LSK Bldg. Room 301

3:30 p.m., Wednesday, October 18, 2000
Probability Seminar
Siva Athreya, Mathematics-PIMS,UBC
``Long time behaviour of a Brownian flow with jumps''
Math Annex 1102

3:30 p.m., Wednesday, October 18, 2000
Algebraic Geometry Seminar
Jim Carrell, Mathematics, UBC
``Equivariant cohomology of varieties with a triangular group action, II''
WMAX 216

4:30 p.m., Wednesday, October 18, 2000
Student Algebraic Geometry Seminar
Boris Tschirschwitz, Mathematics, UBC
``Sheaves''
WMAX 216

3:30 p.m., Friday, October 20, 2000
Mathematics Colloquium
Joel Friedman, Mathematics, UBC
``Expanders, Eigenvalues, and Related Topics''
Math 100

a.m.-p.m., Friday, Saturday, October 20-21, 2000
West Coast Optimization Meeting
Speakers: scheduled technical program
Location: University of Washington (Seattle)
For information email Phillip Loewen, loew@math.ubc.ca


10:00-11:00 a.m., Monday, October 23, 2000
Scientific Computing and Visualization Seminar
Uri Ascher, Computer Science, UBC
``Grid refinement and scaling for distributed parameter estimation problems, II''
CICSR 204

2:30 p.m., Wednesday, October 25, 2000
Algebra/Topology Seminar
Zhongmou Li, Mathematics, UBC
``Every orientable 3-manifold with boundary embeds in K_5 join 1''
WMAX 216 (PIMS Seminar Room)

3:30 p.m., Wednesday, October 25, 2000
Institute of Applied Mathematics Colloquium
Keith Promislow, Department of Mathematics & Statistics, SFU
``Modulational Stability via Renormalization Methods for Patterns in Forced Dispersive Systems''
LSK Bldg. Room 301

3:30 p.m., Wednesday, October 25, 2000
Probability Seminar
Remco van der Hofstad, Delft University
``Improving performance of third generation mobile phone systems''
Math Annex 1102

3:30 p.m., Wednesday, October 25, 2000
*Postponed til Nov 1st*
Algebraic Geometry Seminar
Jim Carrell, Mathematics, UBC
``Equivariant cohomology of varieties with a triangular group action, III''
WMAX 216

2:30 p.m., Thursday, October 26, 2000
PDE Seminar
Izabella Laba, Mathematics, UBC
``The spectral set conjecture and multiplicative properties of roots of polynomials''
WMAX 216

3:30 p.m., Friday, October 27, 2000
Mathematics Colloquium
Remco van der Hofstad, Delft University
``Recent progress in one-dimensional and high-dimensional
statistical mechanical models''

Math 100


3:30 p.m., Wednesday, November 1, 2000
IAM-PIMS Distinguished Colloquium
Linda Petzold, Departments of Mechanical and Environmental Engineering
and Computer Science, Univ. of California at Santa Barbara
``Algorithms and Software for Dynamic Optimization
with Application to Chemical Vapor Deposition Processes''

LSK Bldg. Room 301

3:30 p.m., Wednesday, November 1, 2000
Probability Seminar
Robert Israel, Mathematics, UBC
``Finding generators from transition matrices''
Math Annex 1102

3:30 p.m., Wednesday, November 1, 2000
Algebraic Geometry Seminar (postponed from 25 Oct)
Jim Carrell, Mathematics, UBC
``Equivariant cohomology of varieties with a triangular group action, III ''
WMAX 216

4:30 p.m., Thursday, November 2, 2000
PIMS-MITACS Mathematical Finance Seminar
P. Laurence, U. Roma and NYU
``American options on multiple assets: bounds via a comparison principle''
WMAX 216


10:00-11:00 a.m., Monday, November 6, 2000
Scientific Computing and Visualization Seminar
Brian Wetton, Mathematics, UBC
``Asymptotic Error Analysis: overview and some unsolved problems''
CICSR 204

3:30 p.m., Wednesday, November 8, 2000
IAM Colloquium
Alejandro Garcia, Department of Physics, San Jose State University, CA
``Stochastic Particle Algorithms: from DSMC to CUBA''
LSK Bldg. Room 301

3:30 p.m., Wednesday, November 8, 2000
Probability Seminar
Xiaowen Zhou, Mathematics, UBC
``A duality formula for multi-type voter model''
Math Annex 1102

3:30 p.m., Wednesday, November 8, 2000
Algebraic Geometry Seminar
Anne O'Halloran, Mathematics, UBC
``The Cohomology of Kontsevich's Stack of Stable Maps to P^n - The Case of Conics"
WMAX 216

10:30 a.m., Thursday, November 9, 2000
Harmonic and Functional Analysis Seminar
Professor Garth Dales, Leeds University
``Amenability and weak amenability for measure algebras''
Math Annex 1102

2:30 p.m., Thursday, November 9, 2000
PDE Seminar
Manfred Salmhofer, ETH -- Zurich
``On the conjecture called `Migdal's Theorem'''
WMAX 216

3:30 p.m., Friday, November 10, 2000
Mathematics Colloquium
Michael Ward, Mathematics, UBC
``The Stability and Dynamics of Spikes for a Reaction-Diffusion System''
Math 100


2:30 p.m., Wednesday, November 15, 2000
Algebra/Topology Seminar
Don Witt, Department of Physics and Astronomy, UBC
``The Smale Conjecture''
WMAX 216

3:30 p.m., Wednesday, November 15, 2000
IAM Colloquium
Roland Stull, Department of Earth and Ocean Sciences, UBC
``A Nonlocal Description of Atmospheric Turbulence''
LSK Bldg. Room 301

3:30 p.m., Wednesday, November 15, 2000
Algebraic Geometry Seminar
Anne O'Halloran, Mathematics, UBC
``The Cohomology of Kontsevich's Stack of Stable Maps to P^n
- The Case of Conics, Part II''

WMAX 216

4:30 p.m., Wednesday, November 15, 2000
Student Algebraic Geometry Seminar
Maciej Mizerski, Mathematics, UBC
``Introduction to Derived Functors (Cohomology)''
Math Annex 1102

4:30 p.m., Wednesday, November 15, 2000
PIMS-MITACS Mathematical Finance Seminar
V. Dion, Mathematics, UBC
``A tutorial on Mortgage Backed Securities''
WMAX 216

2:30 p.m., Thursday, November 16, 2000
PDE Seminar
Arian Novruzi, UBC ``Some results related to free boundary
and shape optimisation problems''

WMAX 216

3:30 p.m., Friday, November 17, 2000
Mathematics Colloquium
Dale Rolfsen, Mathematics, UBC
``Do you want to be a mathematical millionaire?
The Poincare conjecture''

Math 100


10:00-11:00 a.m., Monday, November 20, 2000
Scientific Computing and Visualization Seminar
Radu Bradean, UBC-SFU MITACS PDF
``Transport Phenomena in Porous Fuel Cell Electrodes''
CICSR 204

3:30 p.m., Monday, November 20, 2000
Mathematics Colloquium
Richard Bertram, Institute of Molecular Biophysics,
Florida State University, Tallahassee, Florida
``Mathematical Analysis of Deterministic and Stochastic Models
of Synaptic Transmitter Release''

Math 100

3:30 p.m., Tuesday, November 21, 2000
Math Biology Seminar
Richard Bertram, Institute of Molecular Biophysics,
Florida State University
``Models of Synaptic Transmitter Release and Short-Term Plasticity''
Math 104

3:30 p.m., Wednesday, November 22, 2000
IAM Colloquium
Florin Diacu, Univ. Victoria-PIMS Site Director,
Department of Mathematics and Statistics, Univ. of Victoria
``On the Dynamical Stability of the Helium Atom''
LSK Bldg. Room 301

3:30 p.m., Wednesday, November 22, 2000
Algebraic Geometry Seminar
Kai Behrend, Mathematics, UBC
``Differential Graded Schemes''
WMAX 216

4:30 p.m., Wednesday, November 22, 2000
Student Algebraic Geometry Seminar
Boris Tschirschwitz, Mathematics, UBC
``Derived Functors: Acyclic Resolutions''
WMAX 216

2:30 p.m., Thursday, November 23, 2000
PDE Seminar
Stephen Gustafson, Courant Institute of Mathematical Sciences
``Stability of Localized Solutions of Landau-Lifshitz Equations''
WMAX 216

2:30 p.m., Thursday, November 23, 2000
Special Institute of Applied Mathematics Seminar
Natalia Kouzniak, MITACS PDF, Department of Mathematics, UBC
``Analytical Solutions and Numerical Results in Elasto-plastic
and Elasto-dynamic Problems of Fracture Mechanics''

Math 204

3:30 p.m., Friday, November 24, 2000
Mathematics Colloquium
Stephen Gustafson, Courant Institute
``Some Mathematical Problems in the Ginzburg-Landau
Theory of Superconductivity''

Math 100


3:30 p.m., Monday, November 27, 2000
Mathematics Colloquium
Doug Park, Department of Mathematics & Statistics, McMaster University
``Exotic smooth structures on simply connected 4-dimensional manifolds''
Math 100
Refreshments will be served at 3:15 in the Math Annex
Coffee Lounge, Room 1115.

10:30 a.m., Tuesday, November 28, 2000
Special Topology Seminar
Doug Park, McMaster University
``Gluing formulae for Seiberg-Witten invariant along 3-dimensional torus''
Math Annex 1102

3:30 p.m., Wednesday, November 29, 2000
IAM Colloquium
Ian Frigaard, Department of Mathematics, UBC
``Super-Stable Parallel Flows of Multiple Visco-Plastic Fluids''
LSK Bldg. Room 301

3:30 p.m., Wednesday, November 29, 2000
Algebraic Geometry Seminar (postponed from Nov. 22)
Kai Behrend, Mathematics, UBC
``Differential Graded Schemes''
WMAX 216

2:30 p.m., Thursday, November 30, 2000
PDE Seminar
Martin Bause, University of Erlangen, Nuremberg, Germany
``Numerical approximation schemes for the Poisson-Stokes equations
of compressible viscous flow''

WMAX 216

3:30 p.m., Friday, December 1, 2000
Joint PIMS-MITACS Mathematical Finance Seminar
and Mathematics Colloquium

Darrell Duffie, Stanford University
``Valuation in Dynamic Bargaining Markets''
Math 100


10:00-11:00 a.m., Monday, December 4, 2000
Scientific Computing and Visualization Seminar
Jim Varah, Computer Science, UBC
``Discrete Tomography: Projections, Moments, and Shape Reconstruction''
CICSR 204

3:30 p.m., Monday, December 4, 2000
Mathematics Colloquium
Michael Bennett, Department of Mathematics,
University of Illinois at Urbana-Champaign
``Effective methods for Diophantine problems''
Math 100

1:30 p.m., Tuesday, December 5, 2000
Number Theory Seminar
Michael Bennett, Univ. of Illinois at Urbana-Champaign
``Pillai's conjecture revisited''
Math Annex 1102

3:30 p.m., Friday, December 8, 2000
Special Mathematics Colloquium
Professor Ram Murty, Queen's University
``Riemann Hypothesis: A Status Report''
Math Annex 1100