Pacific Northwest Geometry Seminar

Past meetings

Clicking on a highlighted title will take you to an abstract, lecture notes, and preprints when available.

All the meetings for which I could find any records are listed here in reverse chronological order. If you have any information on dates, locations, speakers, or titles of any meetings not listed here, I'd appreciate it if you'd let me know at johnmlee@uw.edu.

Fall 2022 (Seattle U) November 5-6

Jackson Goodman (University of California at Berkeley)
New obstructions to positivity of curvature via twisted spinors
Erin Griffin (Seattle Pacific University)
The Case for a General q-flow: An Investigation of Ambient Obstruction Solitons
Frédéric Rochon (Université du Québec à Montréal)
L²-cohomology of quasi-fibered boundary metrics
Paul Allen (Lewis and Clark College)
The Asymptotially Hyperbolic Yamabe Problem in the Sobolev Category
(Laura Frederickson's talk cancelled due to illness)
Sébastien Picard (University of British Columbia)
Non-Kähler Transitions of Calabi-Yau Threefolds
Liz Stanhope (Lewis and Clark College)
Using Hodge spectra to detect orbifold singularities
Claude LeBrun (Stony Brook University)
Curvature in the balance: The Weyl functional and scalar curvature of 4-manifolds
(Lecture slides)

2021-2022: no meeting due to the pandemic

2020-2021: no meeting due to the pandemic

Winter 2017 (Lewis & Clark College) March 4-5

Rafe Mazzeo (Stanford University)
Minimal annuli in H² x R
Natasa Sesum (Rutgers University)
Non-Kähler Ricci flows and Kähler singularity models
Eric Bahuaud (Seattle University)
Low-regularity Poincaré-Einstein metrics
Peter Veerman (Portland State University)
Mediatrices and minimal separating sets
Ailana Fraser (University of British Columbia)
Existence of harmonic maps into CAT(1) spaces
Jeff Jauregui (Union College)
Bartnik's quasi-local mass in general relativity

Fall 2015 (UW) October 17-18

Spring 2014 (U of O) May 3-4

Winter 2014 (Stanford) Feb 8-9

Simon Brendle (Stanford)
A sharp bound for the inscribed radius under mean curvature flow
Otis Chodosh (Stanford)
The renormalized volume and isoperimetric behavior of asymptotically hyperbolic manifolds
Mario Micallef (Warwick)
A gap theorem for the alpha-harmonic maps of Sacks-Uhlenbeck
Jie Qing (Santa Cruz)
Conformal geometry of surfaces in 3-sphere
Christine Guenther, Pacific University, Oregon
A geometric introduction to the second-order renormalization group flow
Joel Spruck (Johns Hopkins)
Interior curvature estimates and the Asymptotic Plateau problem in Hyperbolic space

Spring 2013 (PSU) May 11-12

Spring 2012 (UBC) May 5-6

Winter 2012 (Stanford) Feb 4-5

Fall 2011 (OSU) November 12-13

Spring 2011 (UW) May 7-8

Colleen Robles (Texas A&M)
Homological rigidity of Schubert varieties in compact Hermitian symmetric spaces
Open problems
Craig Sutton (Dartmouth)
Hearing the moments of inertia of a rigid body
Christina Sormani (CUNY Graduate Center/Lehman College)
The Positive Mass Theorem, the Penrose Inequality and the Intrinsic Flat Distance
Open problems
Ben Chow (UC San Diego)
Some estimates for gradient Ricci solitons
Open problems
Lars Andersson (Max Planck Institute & Harvard)
The black hole stability problem
Bill Minicozzi (Johns Hopkins)
Singularities and dynamics of Mean Curvature Flow
Open problems

Fall 2010 (U of O) October 16-17

Dan Knopf (University of Texas at Austin)
Ricci flow through singularities
Robert Bryant (MSRI and UC Berkeley)
The Affine Bonnet Problem
Burkhard Wilking (University of Münster and Miller Institute)
Structure of manifolds with lower Ricci curvature bounds
Mark Walsh (Oregon State)
Understanding the space of metrics with positive scalar curvature
Brian White (Stanford)
Some Sharp Lower Density Bounds for Singularities of Minimal Varieties
Open Problems
Chikako Mese (Johns Hopkins)
Harmonic maps into buildings

Spring 2010 No meeting

Winter 2010 (Stanford) Feb 6-7

Fall 2009 (PSU) Nov 7-8

Spring 2009 (UBC) May 1-2

Adrian Butscher (Stanford)
Collapsing Sequences of Constant Mean Curvature Surfaces in Riemannian Manifolds
(Open problems)
Tobias Lamm (UBC)
Foliation of asymptotically flat manifolds by surfaces of Willmore type
Pengfei Guan (McGill)
Complex Monge-Ampère equations related to Sasakian geometry
Albert Chau (UBC)
Lagrangian Mean Curvature flow for entire Lipschitz graphs
Neshan Wickramasekera (Cambridge)
A general regularity theory for stable codimension 1 integral varifolds
Guofang Wei (UCSB)
Smooth Metric Measure Spaces
(Open problems)

Fall 2008 (OSU) Oct 25-26

Spring 2008 (UW) May 10-11

Winter 2008 (Stanford) March 1-2

Ian Agol (Berkeley)
Finiteness of arithmetic hyperbolic reflection groups
Fengbo Hang (NYU)
Some rigidity results on the hemisphere
(Open Problems)
Bruce Kleiner (Yale)
A new proof of Gromov's theorem on groups of polynomial growth
Kate Okikiolu (UCSD)
The average wavelength of a surface
Felix Schulze (Freie Universität Berlin and Stanford)
Stability of translating solutions to mean curvature flow
Michael Wolf (Rice)
The Weil-Petersson Hessian of the length function on Teichmueller space
(Open Problems)

Fall 2007 (U of Oregon) October 20-21

Rick Schoen (Stanford)
Manifolds with pointwise 1/4-pinched curvature
(open problems)
Xuan Hien Nguyen (Cincinnati)
Translating tridents
(open problems)
Tracy Payne (Idaho State)
The Ricci Flow for Homogeneous Spaces
(open problems)
Xiu-Xiong Chen (Wisconsin)
Confomal Einstein metrics on 4-manifolds and geometric flow on Kähler manifolds
Zhiqin Lu (UC Irvine)
Chern-Weil forms on Calabi-Yau moduli
(open problems)
Daniel Pollack (University of Washington)
Singular Yamabe metrics and initial data with exactly Kottler-Schwarzschild-de Sitter ends

Spring 2007 (Utah) April 28-29

Hossein Namazi (Princeton)
Hyperbolicity from the viewpoint of Heegaard splittings
David Fisher (Indiana)
Coarse differentiation of quasi-isometries and rigidity for solvable groups
Feng Luo (Rutgers)
Rigidity of Polyhedral surfaces
Julien Paupert (Johns Hopkins)
Discrete complex reflection groups in PU(2,1)
Anna Wienhard (Chicago)
Foliated projective structures and the Hitchin component for PSL(4,R)

Fall 2006 (Portland State) Oct 28-29

Spring 2006 (UBC) Apr 1-2

Alejandro Adem (University of British Columbia)
A Stringy Product for Twisted Orbifold K-theory
Jim Bryan (University of British Columbia)
Donaldson-Thomas and Gromov-Witten invariants of orbifolds and their crepant resolutions
Yong-Geun Oh (University of Wisconsin–Madison)
Lagrangian currents, Calabi invariants and non-simpleness of the area-preserving homeomorphism group of S²
Ben Chow (UC San Diego)
On the works of D. Glickenstein and F. Luo on semi-discrete curvature flows
Simon Brendle (Stanford University)
Global convergence of the Yamabe flow
Gang Tian (Princeton University)
Kähler-Ricci flow and complex Monge-Ampère equation
Open Problems

Winter 2006 (Stanford) Feb 25-26

Fall 2005 (OSU) Nov 5-6

Spring 2005 (UW) May 14-15

Fall 2004 (U of Oregon) November 6-7

Charles Doran (University of Washington)
Mirror Symmetry, K-Theory, and Toric Geometry
Mutao Wang (Columbia)
Mean curvature flows of Lagrangian submanifolds
Lei Ni (UCSD)
Ancient Solutions of the Kähler-Ricci Flow
John Lott (University of Michigan)
Ricci curvature for metric-measure spaces
David Auckly (Kansas State University)
The structure of maps into homogenous spaces and the Faddeev and Skyrme models

Spring 2004 (Utah) April 24-25

Michael Wolf (Rice)
An Embedded Genus One Helicoid
Daniel Pollack (University of Washington)
Initial data engineering
Brian White (Stanford)
Minimal Surfaces and the Total Curvature of Curves
Ian Agol (Illinois/Chicago)
Tameness of hyperbolic 3-manifolds
Ben Chow (UCSD)
Ricci Flow and Fukaya Theory in Dimension Three
Open Problems

Winter 2004 (Stanford) February 21-22

Jim Bryan (UBC)
Computing the closed topological vertex via the geometry of the Cremona transform
Hartmut Weiss (University of Munich and Stanford)
Hyperbolic cone-manifolds with graph singularity
Jon Wolfson (Michigan State University and Stanford)
Homology, Holomorphicity and Area Minimizers in K3 surfaces
Charles Boyer (University of New Mexico)
Einstein Metrics on Exotic Spheres
Michael Taylor (UNC/Chapel Hill)
Boundary regularity for the Ricci equation, geometric convergence, and Gelfand's inverse boundary problem
Open Problems

Fall 2003 (Portland State) October 25-26

Michael Anderson (SUNY/Stony Brook)
Surgery construction of Einstein metrics
Christine Escher (Oregon State)
The topology of manifolds with nonnegative sectional curvature
Victor Guillemin (MIT)
Signature quantization
Rafe Mazzeo (Stanford)
Positive Scalar Curvature and Poincaré-Einstein Fillings
Matthew Gursky (University of Notre Dame)
A notion of maximal volume in conformal geometry and some applications
Open Problems

Spring 2003 (UBC) April 26-27

Jim Isenberg (Oregon)
Gluing Solutions of the Einstein Constraint Equations
Jun Li (Stanford)
The vanishing result on moduli of vector bundles over curves
Misha Kapovich (Utah)
Generalized triangle inequalities with applications to algebraic groups
Tobias Colding (NYU)
Minimal Disks are Double Spiral Staircases
Shing-Tung Yau (Harvard)
Positivity of mass in general relativity

Fall 2002 (OSU) Nov 16-17

Spring 2002 (UW) May 11-12 - Joint with Cascade Topology Conference

Deane Yang (Polytechnic University)
Geometry, analysis, and information theory (slides)
Laura Scull (UBC)
Rational Equivariant Homotopy
Ralph Cohen (Stanford)
Duality phenomena in loop spaces and conformal field theory
John Baez (UC Riverside)
Categorified gauge theory
Dan Christensen (University of Western Ontario)
Quantized geometry via representation theory
Megan Kerr (Wellesley)
A study of homogeneous Einstein metrics

Fall 2001 (U of Oregon) October 27-28

Spring 2001 (Utah) April 28-29 - Joint with Wasatch Topology Conference

Fall 2000 (Portland State) October 28-29

Spring 2000 (UBC) May 6-7

Gang Liu (UCLA)
The equivalence of ring structures in Floer and quantum cohomology
Stephan Stolz (Notre Dame)
Metrics of positive scalar curvature
Rahul Pandharipande (Cal Tech)
Hurwitz numbers, Toda equations, and Gromov-Witten theory
Paul Yang (Princeton and USC)
A fully nonlinear equation in conformal geometry and four-manifolds of positive Ricci curvature
Jim Carrell (UBC)
Which Schubert Varieties are Smooth?

Winter 2000 (MSRI) February 26

Fall 1999 (Oregon State) November 13-14

Wolfgang Ziller (Penn)
Curvature and symmetry of Milnor spheres
Robert Hardt (Rice)
Singularities associated with limits of smooth maps to the 2-sphere
Megan Kerr (Wellesley)
Homogeneous Einstein Metrics of Negative Ricci Curvature
Guofang Wei (UC Santa Barbara)
Integral Pinching Theorems
Jim Isenberg (U of Oregon)
Critical Dimension and Critical Behavior of Wave Maps

Spring 1999 (UW) May 1-2

Winter 1999 (MSRI) CANCELLED

Fall 1998 (U of Oregon) November 21-22

Margaret Symington (UT Austin) <msyming@math.utexas.edu>
Singular Lagrangian fibrations of hypersufaces in CPⁿ
John Roth (University of Washington) <roth@math.washington.edu>
Perturbations of Kähler-Einstein metrics on strictly pseudo-convex domains
Yakov Eliashberg (Stanford) <eliash@math.stanford.edu>
Invariants of contact manifolds
Shmuel Weinberger (University of Chicago) <shmuel@math.uchicago.edu>
Critical points of some Riemannian functionals
Daniel Freed (UT Austin) <dafr@math.utexas.edu>
Anomalies and index theory

Spring 1998 (Utah) May 2-3

Robin Forman (Rice University) <forman@math.rice.edu>
Combinatorial Ricci curvature
Chengbo Yue (University of Illinois/Chicago) <yue@math.uic.edu>
Invariant conformal structure on the boundary of negatively curved 3-manifolds
Dariusz Wilczynski (Utah State University) <dariusz@math.usu.edu>
Embedded surfaces, genus inequalities and 4-dimensional surgery
Jon Wolfson (Michigan State and Stanford) <wolfson@math.stanford.edu>
Lagrangian Surfaces that Minimize Area
Gregory Soifer (Bar-Ilan University and Yale) <soifer@math.yale.edu>
On Auslander's conjecture

Winter 1998 (MSRI) February 7

Xiu-Xiong Chen (Stanford) <xiu@math.stanford.edu>
Extremal Kähler metrics on Riemann surfaces and uniformization of surfaces with boundary
Ana Cannas da Silva (UC Berkeley) <acannas@math.berkeley.edu>
Folding Symplectic Manifolds
Kefeng Liu (Stanford) <kefeng@math.stanford.edu>
Heat kernel, moment map and moduli space
Jun Li (Stanford) <jli@math.stanford.edu>
Comparison of algebraic and symplectic Gromov-Witten invariants

Fall 1997 (PSU) October 18-19

Spring 1997 (UBC) April 12-13

Winter 1997 (MSRI) February 8

Jerry Marsden (Department of Control & Dynamical Systems, Cal Tech)
Geometry and Classical Mechanics
Jeonghyeong Park (Honam University, South Korea, & University of Oregon)
The spectral geometry of Hermitian submersions
Bill Thurston (MSRI & UC Davis)
Foliations and Geometry
Rick Schoen (Stanford)
Least volume Lagrangian cycles

Fall 1996 (OSU) November 9

Dusa McDuff (SUNY, Stony Brook)
Symplectomorphisms and the flux homomorphism
John Leahy (University of Oregon)
The spectral geometry of Riemannian submersions
Ronald J. Stern (University of California, Irvine)
Knots, links, and 4-manifolds
Albert Nijenhuis (University of Washington and University of Pennsylvania)
Is there life without connections?

Spring 1996 (UW) May 4-5

Daniel Pollack (University of Chicago and UW)
Gluing constructions for noncompact geometric problems
Robert Stanton (Ohio State)
Secondary geometric invariants and special values of geometric zeta functions
Dale Peterson (UBC)
The quantum cohomology of flag manifolds
Claude LeBrun (SUNY/Stony Brook)
Four-manifolds without Einstein metrics
Tomasz Mrowka (Cal Tech)
Monopoles and Contact structures

Winter 1996 (MSRI) Feb 24

Ron Karidi (Stanford)
Convexity and topology of nilpotent balls
Ngaiming Mok (University of Hong Kong and MSRI)
From Castelnuovo-de Franchis to harmonic maps
Steve Zelditch (Johns Hopkins and Stanford)
Wave trace invariants and Birkhoff normal forms
Leon Simon (Stanford)
An asymptotic decay lemma

Fall 1995 (U of O) October 14-15

S. S. Chern
Riemannian Geometry as a special case of Finsler Geometry
David Bao (University of Houston)
Some Global Issues in Finsler Geometry
Susan Tolman (MIT)
Examples of non-Kaehler Hamiltonian torus actions
Richard Hamilton (UC San Diego)
Remarks on the Ricci flow on 3 manifolds
Juha Pohjanpelto (Oregon State University )
Invariant variational bicomplexes -- new applications of the Gelfand-Fuks cohomology of vector fields.

Spring 1995 (Utah) April 29-30

Brian White (Stanford)
Branch points of minimal surfaces
Yair Minsky (SUNY/Stony Brook and MSRI)
Rigidity in Kleinian Groups
Mohan Ramachandran (SUNY/Buffalo and Utah)
Complete Kahler Manifolds with Bounded Geometry
Boris Botvinnik (University of Oregon)
Existence and Classification of Metrics with Positive Scalar Curvature
Ben Andrews (Stanford)
Geometric Evolution Equations and Poincare Inequalities

Winter 1995 (MSRI) March 4

Peter Scott (University of Michigan and MSRI)
Intersections of curves, surfaces and subgroups
Lee Mosher (Rutgers/Newark and MSRI)
Using laminations to study hyperbolization
Richard Montgomery (UC Santa Cruz)
Subriemannian Volumes
David Auckly (UC Berkeley)
Vanishing theorems for the Seiberg-Witten equations
Eric Bedford (Indiana University and MSRI)
Dynamics of Polynomial Diffeomorphisms of C^2

Fall 1994 (PSU) Oct 22-23

Zhong Ge (Fields Institute)
Subriemannian geometry
Dmitry Fuchs (UC Davis)
Godbillon-Vey characteristic classes of foliations
Dragan Milicic (Utah)
Equivariant derived categories, Zuckerman functors and cohomology of standard D-modules
Viktor Ginzburg (Stanford)
Momentum mappings in Poisson geometry
Christine Escher (Oregon State)
Non-equivariant minimal isometric immersions of homogeneous space forms into spheres

Spring 1994 (UBC) April 23-24

Alexander Givental (UC Berkeley)
Mirror and Toric Varieties
David Morrison (Duke)
Glimpses of mirror symmetry
Nick Korevaar (Utah)
Harmonic maps with metric space targets
Ron Fintushel (Michigan State)
Immersed 2-spheres and the Donaldson series

Winter 1994 (MSRI) Jan 29

Stephan Stolz (Notre Dame)
Manifolds of positive curvature
Ralph Cohen (Stanford)
The topology of the compactifications of certain gauge theory moduli spaces
Carolyn Gordon (Washington University)
Isospectral Riemannian manifolds which are not locally isometric
Robert Bryant (Rice)
The geometry of conservation laws for parabolic equations

Fall 1993 (UO) Oct 16-17

Joe Wolf (UC Berkeley)
Partially Holomorphic Vector Bundles and their Cohomologies
Lang-Fang Wu (Princeton)
A new result for the porous medium equations derived from the Ricci flow
Toshiki Sunada (Tohoku/MSRI)
A Discrete Analog of Periodic Magnetic Schroedinger Operators
Tudor Ratiu (UC Santa Cruz)
The Kostant Convexity Theorem for the Diffeomorphism Group of the Annulus
Michael Kapovich (Utah)
On monodromy of complex-projective structures on Riemann surfaces

Spring 1993 (UW) May 1-2 (Joint with Cascade Topology Seminar)

Reese Harvey (Rice)
Residue Theorems in Geometry
John Morgan (Columbia)
Gauge Theory and the Topology of Complex Surfaces
Eric Friedlander (Northwestern)
Topology of Algebraic Cycles
John Berge (UBC)
How to Find All Embeddings of the Exterior of a 1-Tunnel Manifold in the 3-Sphere
Dick Hain (Duke)
Hodge Theory and the Topology of Moduli Spaces of Riemann Surfaces
Bill Meeks (UMass)
Recent Results on the Topology, Geometry and Conformal Structure of Complete Minimal Surfaces in R^3

Winter 1993 (MSRI) Feb 27

Xavier Gomez-Mont
A formula for the Poincare-Hopf index of vector fields on singular varieties
Chad Schone
Varieties Dominated by Products of Varieties
Alan Weinstein (Berkeley)
Traces and Triangles on Symmetric Symplectic Spaces
Adolfo Sanchez-Valezuela
Differential Equations on Z2-Graded Manifolds

Fall 1992 (OSU) Oct 31-Nov 1

Clint McCrory (Georgia/MSRI)
Singularities of Gauss maps
Jim Isenberg (UO)
Non Constant Mean Curvature Solutions of the Einstein Constraint Equations
Bob Hardt (Rice)
The location of singular points for p-harmonic mappings
Iwona Grzegorczyk (OSU)
Moduli of vector bundles on Riemann surfaces

Spring 1992 (Utah) Apr 11-12

Tom Mrowka (Cal Tech)
Gauge Theory for Embedded Surfaces
Jim Cannon (BYU)
Squaring rectangles: the combinatorial Riemann mapping theorem and hyperbolic groups
Mike Wolf (Rice)
Harmonic Maps and Teichmuller Space
Bennet Chow (Minnesota)
Entropy and Geometric Evolution Equations
Luen Fai Tam (UC Irvine)
Harmonic Maps Between Hyperbolic Spaces

Winter 1992 (MSRI) Mar 14

Christopher Croke
Rigidity and Conjugacy of Geodesic Flows
Greg Kuperberg
Every finite-dimensional Hopf algebra yields a 3-manifold invariant
Joel Haas
Progress in the classification of non-Haken 3-manifolds
Richard Schoen
Minimal surfaces and holomorphic curves

Fall 1991 (UO) Nov 9-10

Yakov Eliashberg (Stanford)
New results on compact 3-manifolds
Antonella Marini (Utah)
A nonstandard elliptic theory: boundary value problems for Yang-Mills connections
Rafe Mazzeo (UW)
Analytic surgery and the eta invariant
Frank Quinn (VA Tech)
Gromov convergence of stratified sets
Deane Yang (Polytechnic University)
Convergence and collapse of Riemannian manifolds

Spring 1991 (UW) May 4-5

Peter Li (U of AZ)
Proper harmonic maps between hyperbolic spaces
Stephen Semmes (Rice)
A generalization of Riemann mappings for several complex variables
Anatolii Fomenko (Moscow State/UBC)
A new theory of topological classification of integrable Hamiltonian systems of differential equations
Matt Grayson (IBM)
Curve shortening with very bad initial conditions

Winter 1991 (MSRI) Mar 9-10

Vaughn Jones (Berkeley)
Equivalent tangles
Peter Gilkey (UO)
Manifolds whose curvature operator has constant eigenvalues
Bertram Kostant (MIT)
Symplectic structures, nilpotent orbits, and the exceptional Lie groups

Fall 1990 (OSU) Nov 10-11

Tom Duchamp (UW)
Moduli for Convex Domains
Richard Hamilton (UCSD)
The Formation of Singularities in the Ricci Flow
I. B. Penkov (Berkeley)
Geometric Representation for Lie Superalgebras
J. T. Pitts (Texas A & M)
New Existence Theorems for Minimal Hypersurfaces

Spring 1990 (UO) May 5-6

Carolyn Gordon (Wash U)
When you can't hear the shape of a manifold
Leon Simon (Stanford)
Asymptotics for solutions of geometric problems
William Thurston (Princeton)
Self-similar tilings
Johan Dupont (Aarhus/Stony Brook)
Cheeger-Chern-Simons classes for locally symmetric spaces of non-compact type
Nolan Wallach (Rutgers)
Zonal spherical functions and the distribution of the eigenvalues of the Laplacian

Winter 1990 (MSRI) Jan 13-14

S. Bradlow (UCSD)
Holomorphic bundles with global sections: stability and the Yang-Mills equations
K. Corlette (Chicago)
Hodge theory and variations
R. Greene (UCLA)
Geometric invariants and biholomorphic maps
G. Segal (Oxford)
Quantum field theory and geometry

Spring 1989 (UW) May 6-7

Jean-Luc Brylinski (Penn State)
Elliptic cohomology and the elliptic genus
Madhav Nori (Chicago)
Automorphisms of period spaces
Blaine Lawson (Stony Brook)
A theory of algebraic cocycles
Peter Braam (Utah)
Limits and boundary values of hyperbolic monopoles

Winter 1989 (MSRI) Jan 21-22

Michael Atiyah (Oxford)
Algebraic curves and non-abelian gauge theories
Tevian Dray (OSU)
Junction conditions in general relativity
Bob Macpherson (MIT)
Projective configurations and modular varieties
Dan Freed (Chicago)
Mod k index theorem
Ed Witten (IAS/Princeton)
Quantum field theory and the Jones polynomial

Fall 1988 (Utah) Nov 5-6

S. Mori (Nagoya Univ./Utah)
Birational classification of threefolds
S. Mukai (Nagoya Univ./UCLA)
Classification of Fano manifolds
N. Nygaard (Chicago/BYU)
L-functions of some Siegel modular threefolds
J. Jantzen (UO)
The discrete series of SL(2,F_q) via crystalline cohomology
J.-L. Verdier (Ecole Norm. Sup. Paris)
Elliptic solitons and rational surfaces

Spring 1988 (UBC) Apr 9-10

Bertram Kostant (MIT/MSRI)
SL(2,R), Virasoro and Jesse Douglas' solution of the Plateau problem
A. T. Fomenko (Moscow State/UBC)
New topological invariant of integrable Hamiltonian systems
A. Todorov (Bulgarian Academy of Sciences/USC)
Weil-Petersson geometry of Calabi-Yau manifolds
D. Rod (Calgary)
Geometric aspects of Ziglin's non-integrability theorem in complex Hamiltonian dynamics

Winter 1988 (MSRI)

Fall 1987 (OSU) Oct 31-Nov 1

Dale Peterson (UBC)
Loop groups, the Schubert calculus, and representation theory
Charles Boyer (Clarkson)
Instantons, monopoles, and iterated loop spaces
John M. Lee (UW)
Normal coordinates for CR manifolds
Steve Harris (OSU)
Conformally completable immersions

Spring 1987 (UW) May 2-3

Spencer Bloch (Chicago)
Motive-ation!
Robert Mizner (UW)
The geometry of codimension-two CR structures
Michael Anderson (Cal Tech)
On the topology of complete manifolds of non-negative Ricci curvature
Eduard Looijenga (Columbia/Nijmegen)
The L2 cohomology of locally symmetric varieties

Winter 1987 (MSRI) Feb 14-15

Ron Donagi
The Schottky problem
Dinakar Ramakrishnan
The Hodge Beilinson conjectures
Orlando Alvarez
String theory
Tom Duchamp (UW)
The geometry of complex foliations

Fall 1986 (UO) Nov 8-9

Jerry Kazdan (Penn)
Conformal geometry
Domingo Toledo (Columbia)
Complex geodesics on Hermitian symmetric spaces
David Eisenbud (Brandeis)
Linear series on reducible curves
Richard Hain (UW)
Higher logarithms

Winter 1984 (MSRI) Feb 23-24

Peter Gilkey (University of Oregon)
Isospectral but nondiffeomorphic manifolds
Gerd Faltings (Princeton University)
Arithmetic theory of Siegel modular forms
Andrzej Derdzinski (MSRI)
Compact Einstein 4-manifolds
Richard M. Schoen (UC Berkeley)
Recent progress in conformal geometry

Spring 1984 (UBC) Apr 14-15

Frank Flaherty (OSU)
The Yang-Mills equation on complex surfaces
Spencer Bloch (University of Chicago)
The Griffiths group of algebraic cycles and values of L-functions
Lawrence Ein (MIT)
Vector bundles on P³
Peter Slodowy (University of Bonn & MSRI)

Winter 1984 (MSRI) Feb 25-26

S.S. Chern (UC Berkeley and MSRI)
Web Geometry
Professor Robert Lazarsfeld (UCLA)
Some Remarks on Space Curves
Professor Sheldon Katz (Utah)
Curves on Quintic Threefolds
Professor Frank Flaherty (OSU)
Yang-Mills Fields on Complex Surfaces
Professor Joseph Harris (Brown)
Remarks on the Lefschetz-Noether Theorem

Spring 1983 (Utah) Apr 30-May 1

Rebecca Barlow
Simply-connected surfaces of general type
James Carrell (UBC)
Geometrical decompositions of the homology of a variety
Marie Vitulli
Weakly normal varieties and seminormal rings
Mark Green
The period map for surfaces of high degree

Winter 1983 (UW) Feb 12-13

Walter Rudin
Eigenfunctions of the invariant Laplacian in B
Herb Clemens
Algebraic 1-cycles on 3-folds
Ian Anderson
Natural variational problems on Riemannian structures, conservation laws, and the Chern-Simons invariant
Shahla Marvizi
A spectrally isolated planar region

Fall 1982 (UBC) Nov 6-7

James Isenberg (University of Oregon)
On cosmic censorship: compact Cauchy horizon implies symmetries
Karen Uhlenbeck (MSRI)
Certain 4-manifolds are not smoothable
Dick Hain (University of Washington)
Iterated integrals, intersection theory, and link groups
Richard Hamilton (MSRI)
3-manifolds with positive Ricci curvature

Spring 1982 (UO) May 15-16

R. O. Wells. Jr.
Twistors ... and All That
Richaxd Schoen
Manifolds with Positive Scalar Curvature
Alan Howard
Some Remarks on the Theorem of Hurwitz and DeFranchi
Ron Donagi
A Generic Torelli Theorem for Hypersurfaces

Spring 1981 (UW) May 2-3

Chris Cosgrove
Applications of Lie Groups, Bäcklund transformations, and inverse scattering to Einstein's field equations
Bill Thurston
Space-filling curves and hyperbolic crystallographic groups
Judith Arms
Symmetry and bifurcation of momentum mappings
Mark Green
Higher derivatives of the period map

Fall 1980 (UBC) Nov 1-2

Robert Kottwitz (Washington)
Shimura varieties
Jean-Pierre Bourguignon (Stanford)
Self duality of Yang-Mills and gravitational instantons
Jeff Cheeger (Stony Brook)
Analysis on singular spaces
Dragan Milicic (Utah)
Asymptotic behavior of matrix coefficients of representations of semi-simple Lie groups
John Millson (UCLA)
Hyperbolic cycles and cusp forms for SL₃

Spring 1980 (UW) May 10-11

Bob Lazarsfeld
Branched Coverings of Projective Spaces
Enrico Arbarello
Brill-Noether Problem
James Carrell
Homology of compact Kähler manifolds with a C* action
Robert Molzon
Application of Capacity to Geometry of Analytic Varieties
Andy Sommese
SL(2,C) actions on Kähler manifolds

Winter 1980 (Utah)

Mark Goresky
John Morgan
James Morrow

Fall 1979 (OSU) Nov 10-11

Alan Durfee
Neighborhoods of algebraic sets
Fred Almgren FRED ALMGREN "
Geometric measure theory and the calculus of variations
Herb Clemens
Rank 2 vector bundles on P³ — a theorem of Van de Ven
Manfredo DoCarmo
Minimal submanifolds

Spring 1979 (UW) May 19-20

Dan Burns (University of Michigan)
Curvatures of Foliations and Parabolic Mani folds
Chia-Kuei Peng (University of Science & Technology, Kofei, China)
Lie Groups and Kortweg-de-Vries Equations
Tom Duchamp (Utah)
A Criterion for a Differential Equation to be Globally Variational
Michael Cowen (SUNY Stony Brook)
Complex geometry and Operator Theory

Winter 1979 (UBC) Feb 10-11

Robin Hartshorne (Berkeley)
Vector bundles on projective spaces
Klas Diederich (Princeton/Wuppertal, Germany)
Proper holomorphic maps
S. Ramanan (UCLA)
The moduli problem
Mark Goresky (UBC)
The Lefschetz hyperplane theorem for singular varieties

Fall 1978 (OSU) Nov 4-5

Robert Varley (Utah)
Vector bundles and complete intersections
George Kempf (Johns Hopkins)
Inverting Abelian integrals
Katsuhiro Shiohoma (UCLA)
Convex functions on complete open manifolds
Hal Parks (OSU)
Minimizing hypersurfaces

Spring 1978 (UW) April 22-23

Reese Harvey (Rice)
Fundamental solutions to the Cauchy-Riemann equations on a convex domain
Jeff Rosoff (OSU)
The semigroup of effective divisor classes on an algebraic variety
Domingo Toledo (Columbia)
Currents, coherent sheaves, and intersection theory
Robert Osserman (Stanford)
Minimal surfaces in high codimension
John Polking (Rice)
Fundamental solutions of the induced Cauchy-Riemann equations

Winter 1978 (Utah) Feb 25-26

David Mumford
Spectral Varieties and Spectral Bundles Associated to Difference Operators
I. M. Singer
Some Problems in Global Differential Geometry Motivated by Quantum Field Theory
R. O. Wells, Jr.
On the Holomorphic Representation of Solutions of the Zero-Rest-Mass Field Equations
Raoul Bott will present "
The Yang-Mills Equations over Riemann Surfaaes

Fall 1977 (UBC) Nov 5

S.-S. Chern
Philip Griffiths

Spring 1977 (UO) May 7-8

Robin Hartshorne (Berkeley)
Vector bundles and space curves
Arnold Kas (OSU)
A handlebody version of the Lefschetz hyperplane theorems
Boris Moishezon (Utah)
Plane curves and braid groups
Marie Vitulli (UO)
Deformations of monomial curves

Winter 1977 (UBC) Feb 12-13

Herbert Clemens (Utah)
Prym varieties and their relation to Jacobian varieties in low dimension
S.-T. Yau (Stanford)
Some consequences of the Calabi conjecture
Robion Kirby (Berkeley)
Handlebody decompositions of complex surfaces
David Lieberman (Brandeis)
The local Torelli problem

Spring 1976 (UBC) Mar 26

Blaine Lawson

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