Math 351: Abstract Algebra, Spring 2018

Instructor: Dr. Laurel Langford, homepage
Office hours schedule

Monday Wednesday Friday
Jan 22: Syllabus
Short assignment on division
Homework pg 14 # 3, 4, 6, 13a,b pg 16 # 19; 20; 25a
Examples
Jan 29 Thm 1.5 part 2
Assn pg 22-23 # 5, 7, 15
Homework: watch these videos about proving stuff with mod numbers Homework: more videos (2a, b, c)
Feb 5:  Wednesday Homework
Practice enough of pg 36 #2-8, 11, 14ab to be confident with this kind of problem.
Prepare for quiz (half-test) on Chapter 1 on Friday.
Handout
Work on proving theorems 1, 2, 6 and 7 as assigned.  Current revised scan of the handout
Feb 12: Work the rest of the theorems and problems on the mod number theorem handout (Except M10). Here are videos to help with:
M3 and 4
M8 part 1
M8 part 2
Videos to watch:
Introduction to rings.
Also there is more stuff on the mod number videos page--try to watch before next Friday.
Watch the field and integral domain definitions videos
This pdf has the ring examples note sheet from class, which has the homework assignment added/explained on it.
Feb 19:
Feb 26:
Mar 5:
Mar 12
Mar 19:
Mar 26
Apr 2:
Apr 9:
Apr 16:
Apr 22:
Apr 30:
May 7: