Christian G. Simader (Universität Bayreuth, Germany)

"Lq - Theory for an Exterior Dirichlet Problem"

In collaboration with the Seminar on Applied Mathematics and Numerical Analysis

Paulo Lopes (Instituto Superior Técnico, U.T. Lisboa)

"Nova Abordagem ao Operador de Convolução no Intervalo Finito"

Frank-Olme Speck (Instituto Superior Técnico, U.T. Lisboa)

"Condições de Compatibilidade em Problemas de Diffracção"

Ana Moura Santos (Instituto Superior Técnico, U.T. Lisboa)

"Factorização de Matrizes Correspondentes a Problemas de

Sommerfeld com Derivadas Obliquas"

Cristina Câmara (Instituto Superior Técnico, U.T. Lisboa)

"Factorização Generalizada e Transformação de Gelfand"

Stefan Samko (Universidade do Algarve, Faro)

"Equations with Evolutive Operators - Abstract Theory"

Jürgen Mark (Technische Hochschule Darmstadt, Germany)

"Asymptotic Expansion of Wiener-Hopf Integral Equations

for a Linear Visco-elastic Screen Problem"

Ana Moura Santos (Instituto Superior Técnico, U.T. Lisboa)

"Normalização Minima de Operadores de Wiener-Hopf

em Espaços de Potenciais de Bessel"

Nikolai Vasilevski (University of Odessa and CINVESTAV - I.P.N. - Mexico)

"General Local Principles in Opeartor Theory"

Nikolai Vasilevski (University of Odessa and CINVESTAV - I.P.N. - Mexico)

"Algebras Generated by Orthogonal Projections and Their

Application to Operator Algebras"

Siegfried Prössdorf (Weierstrass Institute for Applied Analysis and Stochastics, Berlin, Germany)

"Wavelet Approximation Methods for Integral and Pseudodifferential Equations"

In collaboration with the Seminar on Applied Mathematics and Numerical Analysis