Time and Place : TuTh 11:3012:50; Mathematics P131
Instructor : Radu Laza
Office : Math Tower 4121
Email : radu.laza@stonybrook.edu
Office Hours: Thr 1:302:30, Thr 46
TA: Mu Zhao
Textbook
Week  Topic  Sections Covered  HW Assigments 
(1) Aug 29, 31 
Division Algorithm & gcd  Induction 
1.1  1.2 

(2) Sept 7  Primes and Unique Factorization  1.3  HW1 (due Sept 14) 
(3) Sept 12, 14  Congruence classes  Solving linear congruences 
1.4  1.5 
HW2 (due Sept 21) 
(4) Sept 19, 21  Euler's Theorem  Review (Chapter 1) 
1.6  HW3 (due Sept 28) 
(5) Sept 26, 28 
Midterm 1: Tuesday, Sept 26 (in class)  Permutations (1) 
Chapter 1 (Number theory)  4.1 

(6) Oct 3, 5  Permutations (2)  Intro to Groups 
4.2 4.3 
HW4 (due Oct 12) 
(7) Oct 10, 12  Algebraic Structures  4.4  HW5 (due Oct 19) 
(8) Oct 17, 19  Groups and Codes  5.1 5.2 
HW6 (due Oct 26) 
(9) Oct 24, 26  Groups  5.2 5.3 
HW7 
(10) Oct 31, Nov 2 
Groups Review 
Ch. 5  
(11) Nov 7, 9  Midterm 2: Tuesday, Nov 7 (in class)  Group and Codes 
Ch. 4, 5.15.3  5.4 
HW8 (due Nov 16) 
(12) Nov 14, 16  Polynomials  5.4 6.1, 6.2 

(13) Nov 21  Factorization  6.3  HW9 (due Nov 28) 
(14) Nov 28, 30  Polynomial congruence classes Cyclic Codes 
6.4 6.5 
HW10 (due Dec 7) HW11* (due Dec 5) 
(15) Dec 5, 7  Review 