1984/120/2

On linear homogeneous functional equations in the indeterminate case

Maps of cotriples and a change of rings theorem

On symmetric words in nilpotent groups

Approximation theory of uniqueness conditions by existence conditions

On the homotopical classification of DJ-mappings of infnitely dimensional spheres

Distributive partially ordered sets

Axiomatization of the forcing relation with an application to Peano Arithmetic