SÉRIE B - N. 34


David E. Edmunds, Remarks on Sobolev Embeddings,1

Luís Daniel de Abreu, Connecting Basic Bessel Functions, 13

António J. G. Bento, Interpolation Theory and $s$-Numbers, 21

Amílcar Branquinho, The Christoffel-Darboux Identity for Matrix Orthonormal Polynomials, 33

António M. Caetano, Subatomic Representation of Bessel Potential Spaces Modelled on Lorentz Spaces, 37

Sheila Carter and F. J. Craveiro de Carvalho, Minimal Universality and Michaellike Spaces, 49

Susana D. Moura, On the Problem of the Negative Spectrum, 55

Júlio S. Neves, A Survey on Embeddings of Bessel-potential-type Spaces, 75

José Carlos Petronilho, Topological Aspects in the Theory of Orthogonal Polynomials and an Inverse Problem, 91

Jaime Carvalho e Silva, The Teaching of Mathematics in the University of Coimbra in the 19th Century, 109

José Miguel Urbano, The Geometry of Some Nonlinear PDEs, 121

Personal recollections, 135

F. R. Dias Agudo, Como Conheci Jorge António Sampaio Martins, 137

F. R. Dias Agudo, How I Met Jorge António Sampaio Martins, 141

F. J. Craveiro de Carvalho, Louvor e Simplificação de J. A. Sampaio Martins, 145

F. J. Craveiro de Carvalho, Praise and Simplification of J. A. Sampaio Martins, 147