Professor Gordana G. Todorov
MATH 3527 · Number Theory · Course Schedule
Fall 2009


* Class Materials



* Class and Quiz Schedule
(Tentative - there might be some changes announced in the class)

  !!! It is your responsibility to be aware of any changes in the syllabus announced in class!!!
  !!! Students are responsible for all information given when they are absent!!!
W, Sept 9 Ch.1 - What is Number Theory
Th, Sept 10 Ch.2 - Pythagorean Triples
M, Sept 14 Ch.3 - Pythagorean Triples and the Unit Circle
W, Sept 16 Ch.4 - Sums of Higher Powers and Fermat's Last Theorem
Th, Sept 17Quiz 1   Ch.5 - Divisibility and the Greatest Common Divisor
M, Sept 21 Ch.6 - Linear Equations and the Greatest Common Divisor
W, Sept 23 Ch.7 - Factorization and the Fundamental Theorem of Arithmetic
Th, Sept 24Quiz 2   Ch.7 - Factorization and the Fundamental Theorem of Arithmetic
M, Sept 28 Ch.8 - Congruences
W, Sept 30 Ch.9 - Congruences, Powers, and Fermat's Little Theorem
Th, Oct 1Quiz 3   Ch.10 - Congruences, Powers, and Euler's Formula
M, Oct 5 Ch.11 - Euler's Phi Function and the Chinese Remainder Theorem
W, Oct 7 Ch.12 - Prime Numbers
Th, Oct 8Quiz 4
M, Oct 12 ...................... Columbus Day ....................... No NU classes .................
W, Oct 14 Ch.13 - Counting primes
Th, Oct 15 Ch.14 - Mersenne Primes
M, Oct 19 Ch.15 - Mersenne Primes and Perfect Numbers
W, Oct 21 Ch.16 - Powers Modulo m and Successive Squaring
Th, Oct 22Quiz 5   Ch.16 - Powers Modulo m and Successive Squaring
M, Oct 26 Ch.17 - Computing k-th Roots Modulo m
W, Oct 28 Ch.18 - Powers, Roots, and "Unbreakable Codes"
Th, Oct 29Quiz 6   Ch.18 - Powers, Roots, and "Unbreakable Codes"
M, Nov 2 Ch.19 - Primality Testing and Carmichael Numbers
W, Nov 4 Ch.20 - Euler's Phi Function and Sums of Divisors
Th, Nov 5 Quiz 7   Ch.20 - Euler's Phi Function and Sums of Divisors
M, Nov 9 Ch.21 - Powers Modulo p and Primitive Roots
W, Nov 11 ........................... Veteran's Day ................... No NU classes .................
Th, Nov 12 Ch.22 - Primitive Roots and Indices
M, Nov 16 Ch.23 - Squares Modulo p
W, Nov 18 Ch.24 - Is (-1) a square modulo p?
Th, Nov 19 Quiz 8  Ch.24 - Is 2 a square modulo p?
M, Nov 23 Ch. 25 - Quadratic Reciprocity
W, Nov 25 ...
Th, Nov 26.......................... Thanksgiving Day .................... No NU classes .................
M, Nov 30 Ch. 25 - Quadratic Reciprocity
W, Dec 2 Ch.26 - Which Primes are Sums of Two Squares?
Th, Dec 3 Quiz 9 Ch.27 - Which Numbers are Sums of Two Squares?
M, Dec 7 Quiz 10, Review
W, Dec 9 Review
Th, Dec 10.................................... Reading Day ................. No NU classes
<<<----------->>> MATH3527 NUMBER THEORY <<<------------->>> FINAL EXAM <<<------------>>> 8:00 am - 10:00 am F Behrakis Health Sciences Cntr 220 Friday, Dec 18, 2009


* Course Information

Course MTH 3527 · Number Theory
Instructor Gordana Todorov       Email g.todorov@neu.edu
Time Place MWTh 4:35-5:40 in 415 Shillman Hall
Office 531 Lake Hall            Office Hours MWTh 3-4 pm
Textbook A Friendly Introduction to Number Theory, Third edition, by J. Silverman, Prentice Hall, 2006
Grade 60% in-class exams, 40% final exam

Department of Mathematics  Office:  531 Lake Hall Messages: (617) 373-2450 
Northeastern University Phone: (617) 373-5642 Fax: (617) 373-5658
Boston, MA, 02115 Email: g.todorov@neu.edu Directions

Home Started:  September 9, 2009
Last modified:  December 7, 2009