AMS Sectional Meeting Program by Special Session
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1999 Fall Eastern Sectional Meeting
Providence, RI, October 23, 1999
Meeting #947
Associate secretaries:
Lesley M Sibner, AMS
lsibner@duke.poly.edu
Special Session on Geometric Properties of Nonlinear Elliptic PDEs

Saturday October 2, 1999, 9:00 a.m.10:50 a.m.
Special Session on Geometric Properties of Nonlinear Elliptic PDEs
Room 135, Albertus Magnus Hall
Organizers:
Henri Berestycki, Universit\'e Pierre et Marie Curie (Paris VI)
Yanyan Li, Rutgers University yyli@math.rutgers.edu

9:00 a.m.
Entire solutions of semilinear elliptic equations in $\mathbb{R}^3$ and a conjecture of De Giorgi.
Luigi Ambrosio, Scuola Normale Superiore di Pisa
Xavier Cabr\'e*, Universitat Politecnica de Catalunya
(9473541)

9:30 a.m.
The Averaged Equation for a Dispersion Managed Optical Fiber and its Ground State.
Christopher K Jones*, Brown University
Vadim Zharnitsky, Brown University
(94735161)

10:00 a.m.
Longwave unstable thin film equations  the linear and nonlinear stability of steady states .
Richard S Laugesen, University of Illinois at UrbanaChampaign
Mary C Pugh*, University of Pennsylvania
(9473535)

10:30 a.m.
Inverse Boundary Value Problems for Quasilinear Elliptic Equations.
Ziqi Sun*, Wichita State University
(94735141)

Saturday October 2, 1999, 2:30 p.m.4:50 p.m.
Special Session on Geometric Properties of Nonlinear Elliptic PDEs
Room 135, Albertus Magnus Hall
Organizers:
Henri Berestycki, Universit\'e Pierre et Marie Curie (Paris VI)
Yanyan Li, Rutgers University yyli@math.rutgers.edu

2:30 p.m.
Harnack estimates and symmetry for elliptic systems.
Jerome B. Busca*, Universit\'e de Tours
(9473578)

3:00 p.m.
Gradient estimates for laminar elliptic systems.
YanYan Li*, Rutgers University
Louis Nirenberg, Courant Institute
(9473592)

3:30 p.m.
On the interaction of selfsimilar multibranched vortex sheets of the 2D Euler equations.
ZhengChao Han*, RutgersNew Brunswick
(94776160)

4:00 p.m.
Traveling fronts and solutions global in time of a semilinear parabolic equation.
Francois Hamel*, University Paris VI
(9473539)

4:30 p.m.
A nonlinear elliptic boundary value problem related to corrosion modeling.
Michael S Vogelius*, Rutgers University, New Brunswick
(94735169)

Sunday October 3, 1999, 9:30 a.m.10:50 a.m.
Special Session on Geometric Properties of Nonlinear Elliptic PDEs
Room 135, Albertus Magnus Hall
Organizers:
Henri Berestycki, Universit\'e Pierre et Marie Curie (Paris VI)
Yanyan Li, Rutgers University yyli@math.rutgers.edu

9:30 a.m.
Nonexistence results for nonlinear equations in unbounded domains.
Isabeau Birindelli*, Dipartimento di Matematica, Universita' di Roma "La Sapienza"
(94735123)

10:00 a.m.
Some geometric problems related to PDE's.
Pablo Padilla*, IIMAS, UNAM
(94735144)

10:30 a.m.
Multipeak solutions for a nonlinear Neumann problem.
Changfeng Gui*, University of Connecticut and University of British Columbia
(9473553)

Sunday October 3, 1999, 2:30 p.m.4:20 p.m.
Special Session on Geometric Properties of Nonlinear Elliptic PDEs
Room 135, Albertus Magnus Hall
Organizers:
Henri Berestycki, Universit\'e Pierre et Marie Curie (Paris VI)
Yanyan Li, Rutgers University yyli@math.rutgers.edu

2:30 p.m.
On a three dimensional singularly perturbed Neumann problem.
Meijun Zhu*, The University of Oklahoma
Nassif Ghoussoub, University of British Columbia
Changfeng Gui, University of British Columbia
(9473589)

3:00 p.m.
Symmetry For Exterior Elliptic Problems and Two Conjectures In Potential Theory.
Boyan Sirakov*, Universit\'e Paris VI
(9473577)

3:30 p.m.
Nonexistence results for semilinear cooperative elliptic systems via moving spheres.
Wolfgang Reichel, Universitat Basel, Switzerland
Henghui Zou*, University of Alabama at Birmingham
(9473542)

4:00 p.m.
Traveling two and three dimensional water waves.
Walter Craig*, Brown University
(94735170)
Inquiries: meet@ams.org