ERIC Number: EJ420607
Record Type: CIJE
Publication Date: 1990
Reference Count: 0
When Quasinormal Implies Normal.
Hickerson, Dean; And Others
American Mathematical Monthly, v97 n6 p514-18 Jun-Jul 1990
Developed is a condition, expressed in terms of an index, that ensures that a quasinormal subgroup is normal. The arguments suggest a variety of exercises for a course in group theory or Galois theory. Included are the definitions, lemmas, and proofs. (KR)
Publication Type: Journal Articles; Guides - Classroom - Teacher
Education Level: N/A
Audience: Teachers; Practitioners
Authoring Institution: N/A
Note: Journal availability: See SE 547 161.