MTH 346
  Number Theory  

Winter 2025 - PSU Campus

Syllabus,   Calendar,   Discussion Group

Section
(topics)
By
(date)
Read
(chapter)
Practice
(discuss)
Homework
(submit)
Part 1

Induction

and

Divisibility

1/6
1/6
1/8
  §1.1 Induction (guide)
  §1.2 Binomial Theorem (guide)
  §2.1 Early Number Theory (guide)
Practice 1
solutions
HW 1
solutions
1/13
1/13
1/15
  §2.2 Division Algorithm (guide)
  §2.3 Greatest Common Divisor (guide)
  §2.4 Euclid's Algorithm (guide)
Practice 2
solutions
HW 2
solutions
1/22
1/22
1/27
  §2.5 Diophantus' Equations (guide)
  §3.1 Prime Factorization (guide)
  §3.2 Eratosthenes' Sieve (guide)
Practice 3
solutions
HW 3
solutions
Exam One   Weds  
  Jan 29  

Emphasizes HW 1,2,3* (optional)
  review
review solutions
Exam 1
solutions
Part 2

Primes

and

Congruences


 
2/3
2/3
2/5
  §3.3 Goldbach's Conjecture (guide)
  §4.2 Basic Congruences (guide)
  §4.3 Decimal Representations (guide)
Practice 4
solutions
HW 4
solutions
2/10
2/10
2/12
  §4.4 Sun-zi's Remainder Theorem (guide)
  §5.2 Fermat's Little Theorem (guide)
  §5.3 Wilson's Theorem (guide)
Practice 5
solutions
HW 5
solutions
Exam Two   Weds  
  Feb 26  

Emphasizes HW 4,5,6* (optional)
  review
review solutions
Part 3

Special

Numbers

2/17
2/17
2/19
  §5.4 Fermat's Factorizations (guide)
  §6.1 Sigma and Tau Functions (guide)
  §7.2 Euler's Phi Function (guide)
Practice 6
solutions
HW 6
due Mar 5
3/3
3/5
  §7.3 Euler's Theorem
  §8.1 Orders of Integers (mod n)
3/5
3/10
  §8.2 Primitive Roots
  §11.2 Perfect Numbers
  Exam Three     Weds  
  Mar 19  

12:30-2:20 - Cumulative* (emphasizes HW 7,8)



Back to my home page.