1968/31/2

On the space of convolution operators in ${\displaystyle K{\prime }_1}$

On the constants of basic sequences in Banach spaces

On compact metric spaces and the group of Baire equivalences

Integrally positive-definite functions on groups

Analytische Funktionen mit vorgeschriebenen Grenzableitungen

Stability of order convergence and regularity in Riesz spaces

Invariante Masse positiver Kontraktionen in C(X)

Topology and non-linear functional equations