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MATH 4210/5210

Welcome to MATH 4210/5210: Abstract Algebra I, this Fall 2025!

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Schedule

The final exam will be on Tue, Dec 16 at 6:30pm in the usual classroom (two hours long)

Week 7 (Tue, Oct 14)

  • Due on Tuesday, October 14 at the beginning of class: HW05

  • Beginning of class:
  • Topics to cover: Chapter 7 (Cosets and Lagrange’s Theorem)

Week 6 (Tue, Oct 7)

  • Beginning of class: Exam 1 (until 7:45pm), see study guide

  • Due on Tuesday, October 7 at the beginning of class: HW04

  • (There is no Overleaf assignment the Friday after Exam 1)

  • Class notes day 5. Topics covered during class (after the exam, starting around 7:45pm): Properties of isomorphisms, automorphism group, and inner automorphism.

Week 5 (Tue, Sept 30)

  • Due on Tuesday, September 30 at the beginning of class: HW03

  • Due on Friday, October 3 at 11:55pm online: Typesetting Project 04

  • Beginning of class:
  • Class notes day 4. Topics covered during class: Complex numbers (from Chapter 2 Example 15), Cayley diagrams again (part II), Chapter 10 (homomorphism, first two pages only), and Chapter 6 (isomorphisms).

Week 4 (Tue, Sept 23)

  • Due on Tuesday, September 23 at the beginning of class: HW02

  • Due on Friday, September 26 at 11:55pm online: Typesetting Project 03

  • Beginning of class:
  • Class notes day 3. Topics covered during class: Chapter 4 (cyclic groups behave like Zn or Z) and Chapter 5 (Permutation groups)

Week 3 (Tue, Sept 16)

  • Due on Tuesday, September 16 at the beginning of class: HW01

  • Due on Friday, September 19 at 11:55pm online: Typesetting Project 02

  • Beginning of class:
  • Class notes day 2. Topics covered during class: Chapter 3 (order, subgroups), and parts of Chapters 0 (modular arithmetic) and 30 (Cayley diagrams, Part I)

Week 2 (Tue, Sept 9)

Week 1

  • No class this week because Fall courses start on Wednesday