# Math 541-001: Modern Algebra

(Instructor: Steffen Lempp)

This course covers the basics of group theory and ring theory.
### COURSE ASSISTANT:

There is a course assistant for our course, Yunxuan Li
(li689@wisc.edu), who will hold extra
office hours in B309 Sterling Hall on Thursdays from 10AM to 1PM during the
semester.
### HOMEWORK:

Homework will be due on Fridays at the beginning of class.
There will be **no** credit for late homework except
in case of illness or family emergency.

**HW # 1 DUE 1/31:** p. 21, # 1ab, 2ab, 11, 18, 27, 33;
p. 27, # 1, 3, 5, 9, 18; p. 33, # 4, 7, 9a, 13, 16
**HW # 2 DUE 2/7:** p. 40, # 2, 6, 13, 14, 16;
p. 48, # 3, 9, 11, 15; p. 52, # 1, 4 (for S_{3} and D_{8}
only), 9, 11
**HW # 3 DUE 2/14:** p. 60, # 6, 9, 11, 21, 25;
p. 65, # 6, 9, 16, 19
**HW # 4 DUE 2/21:** p. 85, # 1, 6, 9, 14, 20, 24, 31, 34, 41
**HW # 5 DUE 2/28:** TBA
**HW # 6 DUE 3/6:** TBA
**HW # 7 DUE 3/13:** TBA
**HW # 8 DUE 3/27:** TBA
**HW # 9 DUE 4/3:** TBA
**HW # 10 DUE 4/10:** TBA
**HW # 11 DUE 4/17:** TBA
**HW # 12 DUE 4/24:** TBA
**HW # 13 DUE 5/1:** TBA

### HONORS WORK:

If you are signed up for honors work, I will assign you extra reading of
sections that the rest of the class will skip, as well as homework problems
from these sections. The list currently includes sections 4.4-4.6 and will
include a few more as the semester progresses.
### EXAMS:

Makeup exams will be scheduled **only** with the instructor's
consent, and only in case of illness or family emergency.

**Midterm exam 1:** Monday, March 2, 7:15-8:15p.m. in
1313 Sterling Hall
**Midterm exam 2:** Monday, April 6, 7:15-8:15p.m. in
1313 Sterling Hall
**Final exam:** Wednesday, May 6, 10:05a.m.-12:05p.m.

Prepared by
Steffen Lempp
(@math.wisc.edu">lemppmath.wisc.edu)