Skip Navigation Links
MATH 331 Winter 2011
Lecture Summary



Week Tuesday Wednesday Thursday
1 (Jan 3-7) No class Introduction (1) Preliminaries (0), Groups (2)
2 (Jan 10-14) Groups (2), Subgroups (3) Subgroups (3) Cyclic Groups (4)
3 (Jan 17-21) Cyclic Groups (4) Permutations (5) Permutation Groups (5)
4 (Jan 24-28) Isomorphisms (6) Isomorphisms (6) Student Activity-1
5 (Jan 31-Feb 4) Cosets (7) Cosets (7) Test 1
6 (Feb 7-11) no class External Direct Product (8) External Direct Product, Introduction to Cryptography (8)
7 (Feb 14-18) Normal Subgroups (9-to Theorem 9.1) Factor Groups (9-to Example 13) Factor Groups (9), Introduction to Homomorphisms (10)
8 (Feb 21-25) No class Properties of Homomorphisms (10) First Isomorphism Theorem (10), Fundamental Theorem of Finite Abelian Groups (11), Introduction to Rings (12)
9 (Feb 28-March 4) Properties of Rings (12), Introduction to Integral Domains (13) Fields, Characteristic (13), Ideals (14) Ideals and Factor Rings (14)
10 (March 7-11) Prime and Maximal Ideals (14) Ring Homomorphisms (15) Test 2
11 (March 14-15) Review no class Final Exam



clam@csub.edu