JP Journal of Algebra, Number Theory and Applications
Volume 13, Issue 2, Pages 185 - 192
(April 2009)
|
|
ABELIAN GROUPS FOR WHICH EVERY DIRECT PRODUCT IS A DIRECT SUM
Scott J. Beslin (U.S.A.)
|
Abstract: The article characterizes those abelian groups Hhaving the property that every arbitrary external direct product ?is isomorphic to a restricted direct sum ?Such groups generalize those which are vector spaces over fields of characteristic zero. |
Keywords and phrases: abelian group, direct product, direct sum, divisible group. |
|
Number of Downloads: 404 | Number of Views: 1303 |
|