Mathematics · Abstract Algebra
The kernel of a ring homomorphism φ: R → S is defined as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The image of φ
- 2{ s ∈ S | φ-1(s) exists }
- 3{ r ∈ R | φ(r) = 0S }✓
- 4{ r ∈ R | φ(r) = 1S }
Correct answer
{ r ∈ R | φ(r) = 0S }
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