Vol. 2 Num. 1, 1989

Nicolás ANDRUSKIEWITSCH
On the complicatedness of the pair (g,K)
Józef BANAŚ and Zygmunt KNAP
Integrable solutions of a functional-integral equation  
Aldo J. VIOLLAZ Nonparametric estimation of probability density functions based on orthogonal expansions
Lee RUDOLPH Quasipositivity and new knot invariants
  Lucio BOCCARDO and Rosanna SCHIANCHI A remark on the Ls-regularity of the minima of functionals of the calculus of variations
 Gérard GAGNEUX, Anne-Marie LEFEVERE, and Monique MADAUNE-TORT Analyse mathématique de modèles variationnels en simulation pétrolière. Le cas du modèle black-oil pseudo-compositionnel standard isotheme