## Math 4107: Abstract Algebra I

### Spring 2015, Georgia Tech

Instructor: Josephine Yu (jyu@math.gatech.edu)
Office hours: Mondays 10-11, Thursdays 2-3, and by appointment, in Skiles 250

Class: MWF 2-3pm in Clough 129
Course web page: http://people.math.gatech.edu/~jyu67/teaching/2015Spring4107/

Syllabus: syllabus

Tentative Schedule: Schedule with homework assignments and reading assignments

Piazza:https://piazza.com/gatech/spring2015/math4107/home

### Homework Assignments:

See schedule
for tentative list of future assignments.
• HW1 (Due 1/14, Wed): Chapter 1: 1-8, 11, 14. Solution
• HW2 (Due 1/21, Wed): Chapter 1: 17-21. Chapter 2: 1,2,4,5,9. Solution
• HW3 (Due 1/28, Wed): Chapter 2: 7, 11-19. Solution
• HW4 (Due 2/6, Fri): Chapter 2: 20,21,22,24,26,27,28,31,33,34,35. Solution
• HW5 (Due 2/23, Mon): Chapter 2: 32, 36-40, 41 or 42, 43,44,45. Solution
• HW6 (Due 3/6, Fri): Chapter 2: 46-56. Solution
• HW7 (Due 3/27, Fri): Chapter 3: 2,8,11,13,15, 20,21,25,28,31. Solution
• HW8 (Due 4/6, Mon): Chapter 3: 33,38. Chapter 4: 1, 4-8. Solution
• HW9 (Due 4/17, Fri): Chapter 4: 11,12,26,28,29,34.
• HW10 (Due 4/24, Fri): Chapter 5: 2,6,8,11,13,18-22.

• Quiz 0 on equivalence relations
• Quiz 1 on the definition groups
• Quiz 2 on group homomorphisms
• Quiz 3 on cyclic groups and product groups
• Quiz 4 on symmetric and alternating groups
• Quiz 5 on group actions
• Quiz 6 on rings
• Quiz 7 on polynomial rings
• Quiz 8 on term orderings

### Exams

Here are old exam problems from last time I taught this class: Old Problems.
• Exam 1 (Feb 11, Wed) On Friday you can bring in solutions to (your choice of) exam problems, and you can get back up to 1/3 of lost points. Solution
• Exam 2 (Mar 9, Mon) You can turn in corrected solutions by Friday, 3/13, at 2pm. Solution
• Exam 3 (Apr 8, Wed) Solution
• Final Exam (Apr 29, 11:30am - 2:20pm)