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Northern Illinois University Course Info

Dekalb, Illinois

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Course Info

Search for courses by clicking on letters of the alphabet or by using a search bar. Explore course description, number of credits required and course sequences to satisfy graduation requirements.


MATH 421

Abstract Algebra II

Continuation of MATH 420. Homomorphisms and factor groups; introduction to commutative rings, with emphasis on polynomial rings; and fields, and algebraic extensions. Applications to classical geometric problems

Units: 3.0

Prerequisites:
MATH 420 - Abstract Algebra I