Math 153
instuctor: Prof. Rich Schwartz
time TuTh 2:30-3:50 (K hour)
place Barus & Holley 153
my office hours: Thurs. 12-2
course summary:
This is a first course on abstract algebra:
groups, subgroups, homomorphisms, quotients,
rings, ideals, etc.
Here is a longer
summary
text: Topics in Algebra (2nd ed.)
by I.N. Herstein
grading: Your grade is based on 4 components:
homework: 30%
midterm 1: 20%
midterm 2: 20%
final exam: 30%
homework: I will assign homework each
Tuesday
and collect it the following Tuesday. No late HW.
Click here for the assignments.
And here is one last assignment
The HW assignments will often require you to write
proofs. In case this is new to you, you might like to see
some sample proofs
I wrote.
Also, the
math notes
section of my website has many proofs.
syllabus: I plan to cover most of the first 3
chapters in Herstein's book. I will cover the material
in Chapter 1 only briefly, and then concentrate
on
chapters 2 and 3.
exam info
Midterm 1: Tue 4 March 5-9 PM, B&H 166
Midterm 2: Thu 24 April 5-9 PM, B&H 166
Final: Due Tue 13 May, 3 PM, Kassar 302
download it here
exam solutions
midterm1
midterm2
notes
quaternions and the spin cover
notes on a HW problem
a non-Euclidean PID (by G. Bergman)
The 4-square theorem
tensor products
(not) cutting a cube into a regular tetrahedron