Boundary Control and Inverse Problems

     July 29 - August 10, 1996  
  Co-chairmen: Prof. C.Bardos (University Paris 7, France)
                      e-mail: 
 bardos@cmla.ens-cachan.fr 
                Prof. M.Belishev (St.-Petersburg Branch of Steklov
                Mathematical Institute, Russia)
                      e-mail:  belishev@pdmi.ras.ru
The main goal of the meeting is to stimulate a collaboration between specialists working in Control Theory and Inverse Problems. Recent progress demonstrates new deep connections between these two highly-developed branches of Mathematical Physics.

Current list of participants:

Program 


29 July, Monday. Chairman Prof. R. Kress


 10.30 - 10.35 
Opening ceremony

 10.35 - 11.35 
N. Burg (France). Local Energy Decay for the Way
Equation in an Exterior Domain

 11.50 - 12.50 
C. Bardos (France) Proof of the Stable Observation
with Defect Measure under Convenient Geometric Hypothesis

 14.15 - 15.15 
V. Agoshkov (Russia) Investigation of a Class of
Inverse Problems on Optimal Boundaries

 15.30 - 16.00 
B. Allibert (France) Analytic Control on a Square

 16.00 - 17.00 
Round Table



30 July, Tuesday. Chairman Prof. C. Bardos



 10.30 - 11.30 	A. Fursikov (Russia) Local Exact Controllability
              	 of the Navier-Stokes Equation 

 11.45 - 12.45 	D.Tataru (USA) Carlemanian Estimates and Unique
               	Continuation for PDE's

 14.15 - 15.15 	O.Immanuilov (Russia) Exact Controllability of
               	Semilinear Parabolic Equations

 15.30 - 16.30 	M.Belishev, Yu. Gotlib, and S. Ivanov (Russia)
               	Numerical Testing on the BC-method: 2-Dim Spectral
               	Inverse Problem

 16.30 - 17.00 	Round Table



31 July, Wednesday. Chairman Prof. Rakesh


 10.30 - 11.30 
R. Kress (Germany)   Integral Equation Method in
Inverse Obstacle Scattering

 11.45 - 12.45 
L.Paivaranta (Finland) Estimates for Faddeev's
Greens Functions with Applications for Detecting
Obstacles and Inhomogeneities Simultaneously

 14.15 - 15.15 
M. Belishev (Russia) Reconstruction of a Vector
Field via Dynamical Data (BC-method)

 15.30 - 16.00 
V.Sharafutdinov (Russia) Inverse Problem of
Determining a Source in Scattering Transport
Equation

 16.00 - 17.00 
Round Table



1 August, Thuesday. Chairman Prof. V.Sharafutdinov


 10.30 - 11.30 
Rakesh (USA) Inverse Problems for One Dimension
and Multidimensional Hyperbolic Equations

 11.45 - 12.45 
M. De Hoop (USA) Microlocal Non-Linear Resolution
Analysis of Generalized Radon Transform Inversions
in Anisotropic Solids

 14.15 - 15.15 
V.Serov (Russia) Some Inverse Problems for
Shroedinger Operator with Kato Potentials

 15.30 - 16.00 
Yu. Shestopalov (Russia) Direct and Inverse
Scattering by a Family of 2-D Domains with
Noncompact Boundaries

 16.00 - 17.00 
Round Table



2 August, Friday. Chairman Prof. Yu. Shestopalov


 10.30 - 11.30 
V.Markushevich (Russia) Inversion of the 
Monochromatic SH-vibrations: an Attempt of 
Retrospective Analysis 

 11.45 - 12.45 
G.Nakamura (Japan) An Inverse Boundary Value 
Problem for an Anisotropic Elasticity

 14.15 - 15.15 
M.Belishev, A.Blagoveschenskii, and S.Ivanov (Russia)
Boundary Control of Waves and Inverse 
Problem for Two-Velocity Dynamical System

 15.30 - 16.00 
J.Paoli (France) Numerical and Theoretical 
Approach of Active Control of Radar Cross Section

 16.00 - 17.00 
Round Table



5 August, Monday. Chairman Prof. M. Belishev


 10.30 - 11.30 
Yu.Egorov (Russia) On Estimates of the First
Eigenvalue in Some  Elliptic Problems

 11.45 - 12.45 
R.Novikov (Russia) Inverse Scattering up to smooth functions

 14.15 - 15.15 
L.Khalfin (Russia) Title to be announced

 15.30 - 16.00 
T.Masrour (France) Defect Measure and Observation of Plates

 16.00 - 17.00 
Round Table



6 August, Tuesday. Chairman Prof. R.Novikov


 10.30 - 11.30 
C.Bardos (France) High and Low-Frequency
Observation for Waves

 11.45 - 12.45 
C.Croke (USA) and V.Sharafutdinov (Russia) Spectral
Rigidity of a Compact Negatively Curved Manifold

 14.15 - 15.15 
E.Korotyaev (Russia) Inverse Problem for
the Hill Operator

 15.30 - 16.00 
Kim Dang Phung (France) Stabilization Problems for
the Maxwell Equations

 16.00 - 17.00 
Round Table



7 August, Wednesday. Chairman Prof. D.Tataru


 10.30 - 11.30
Lecture for students. Title to be announced

 11.45 - 12.45
Lecture for students. Title to be announced

 14.15 - 15.15
A.Blagovestchenskii. Title to be announced

 15.30 - 16.00
V.Gotlib (Russia) Numerical Testing in the 
 Dynamical BC-Method

 16.00 - 17.00
Round Table