Special Session 195 Calculus of Variations and Hyperbolic PDEs in Solid Mechanics
Organizer(s): Andreas , Konstantinos , Athanasios 		Room 821
 8:00-8:30  Dehua Wang (University of Pittsburgh, USA)
 Stability effect in elasticity

Special Session 56 Dynamical properties of nonlinear partial differential equations
Organizer(s): Runzhang , Andreas , Wei 		Room 640
 16:30-17:00  Dehua Wang (University of Pittsburgh, USA)
 Mixed type problem and transonic flows