Tobias Weth, Univsità di Giessen, Germania, The shape of extremal functions in Poincare-Sobolev-type inequalities, Wednesday, September 21, 2005,

Peter Galenko, Institute of Space Simulation, Koeln, Germany, A phase- field model for phase transitions in nonequilibrium systems, Thursday, July 14, 2005,

Walter Littman, School of Mathematics, University of Minnesota, Minneapolis, Remarks on boundary control manifolds, Thursday, July 14, 2005,

Luis Silvestre, University of Texas, Austin (USA), On the regularity of minimizers for a variational problem with a singular term, Wednesday, June 22, 2005,

Daniele C. Struppa, George Mason University, Faiefax, VA (USA), Blind Methods in Signal Processing, Wednesday, June 22, 2005,

Songmu Zheng, Institute of Mathematics, Fudan University -Shanghai, PRC, Convergence to quilibrium for the damped semilinear wave equation with critical exponent and dissipative boundary condition, Wednesday, June 15, 2005,