Mathematics · Group Theory
Which of the following statements regarding group homomorphisms, isomorphisms, and automorphisms is NOT true?
- 1Every group isomorphism is a group automorphism.✓
- 2Every group automorphism is a group homomorphism.
- 3Every group isomorphism is a group homomorphism.
- 4Every group automorphism is a group isomorphism.
Correct answer
Every group isomorphism is a group automorphism.
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