Vietnam Journal
of
MATHEMATICS

  Volume 19, Number 1, 1991


1

Information semimodules and absorbing subsemimodules

Jonathan S. Golan

1

2

A right self-injective right perfect ring is quasi-Frobinus
Dinh Van Huynh

22

3

On embedding of Sobolev spaces of infinite smoothness
Dinh Dung

28

4

Renewal processes on topological spaces with uniform action groups

Dao Trong Thi

35

5

On continuous rings with chain conditions
Le Van Thuyet

49

6

On globalization over U(1)-covering of Zuckerman (g, K)-modules

Tran Dao Dong

60