Transactions of the AMS. Year 1950. Volume 068. Number 01.


Some properties of free groups
Herbert Federer; Bjarni Jónsson
1-27


A theorem of the Hahn-Banach type for linear transformations
Leopoldo Nachbin
28-46


On the behaviour of harmonic functions at the boundary
A. P. Calderón
47-54


On a theorem of Marcinkiewicz and Zygmund
A. P. Calderón
55-61


Topological representation of algebras. II
Irving Kaplansky
62-75


Integration in noncommutative systems
Frank M. Stewart
76-104


The existence of mulitple solutions of elliptic differential equations
Jane Cronin
105-131


On a class of nonlinear difference equations in the complex domain
Walter Strodt
132-164