On the positivity of some bilinear functionals in Sobolev spaces
Integral equations and potential-theoretic type integrals of orthogonal polynomials
Fully implicit finite differences methods for two-dimensional diffusion with a non-local boundary condition
Some functions that generalize the Krall-Laguerre polynomials
A note on extending Euler's connection between continued fractions and power series
Adaptive finite element-boundary element solution of boundary value problems
Suppression of numerically induced chaos with nonstandard finite difference schemes
Global superconvergence in combinations of Ritz-Galerkin-FEM for singularity problems
A further study on inverse linear programming problems
An integral hidden in Gradshteyn and Ryzhik
Differential operators having symmetric orthogonal polynomials as eigenfunctions
A new two-term relation for the 3F2 hypergeometric function of unit argument
Author index volume 106 (1999)