On Almost totally injective p-groups and cotorsion groups
β Scribed by L Fuchs; L Salce
- Book ID
- 103133442
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- English
- Weight
- 673 KB
- Volume
- 58
- Category
- Article
- ISSN
- 0021-8693
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π SIMILAR VOLUMES
We describe the structure of all cotilting and partial cotilting groups, and of all cotilting torsion-free classes of groups. Under V s L, we also describe all tilting and partial tilting groups. As a by-product, we introduce new classes of groupsαcalled almost cotorsion groups. Unlike the well-know
In this paper we prove that there are functions f ( p, m, n) and h(m) such that any finite p-group with an automorphism of order p n , whose centralizer has p m points, has a subgroup of derived length h(m) and index f ( p, m, n). This result gives a positive answer to a problem raised by E. I. Khuk