Avsnittsöversikt
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Introduction to rings: definition and basic examples. Ring homomorphisms and quotient rings.
Dummit & Foote sections 7.1-7.3
Recommended exercises: Section 7.1 5, 6, 7, 9, 15, 21
Section 7.2 2, 5, 7
Section 7.3 1, 2, 15, 16, 24, 26, 28, 33, 34