2019
Том 71
№ 8

All Issues

Kovalenko V. I.

Articles: 2
Brief Communications (Ukrainian)

Locally graded groups with normal nonmetacyclic subgroups

Kovalenko V. I.

↓ Abstract   |   Full text (.pdf)

Ukr. Mat. Zh. - 2007. - 59, № 1. - pp. 133–135

We establish the solvability of locally graded groups with normal nonmetacyclic subgroups and prove that the degree of solvability does not exceed 4.

Article (Ukrainian)

Structure of finite nondispersible groups each nonmetacyclic subgroup of which is normal

Kovalenko V. I.

↓ Abstract   |   Full text (.pdf)

Ukr. Mat. Zh. - 1996. - 48, № 10. - pp. 1337-1341

We determine the structure of finite minimal nondispersible groups each nonmetacyclic subgroup of which is normal (Theorem 2) and describe all finite nondispersible groups each nonmetacyclic subgroup of which is normal (Theorem 3).