Number Theory – Mathematics 156 – Homework Problems
Brown University – Spring 2010
Professor Joseph Silverman

Homework problems will be announced in class and posted on this page. Click the links for extra problems and for HW problems from the first two chapters of the book. I expect everyone to have a copy of the book by the time we get to the third chapter.
# Assigned Due Exercises Additional Information
1 W 1/27 W 2/3 Online A1, A2, A3, A4.
Chapter 1: # 9, 16, 21, 24, 25, 26, 30.
A1–A4 are review of Math 153. Just briefly
sketch the solutions. Read Chapter 1.
No Class on Friday, Jan 29
2 W 2/3 W 2/10 Chapter 2: # 6, 9, 10, 11, 16, 20, 25, 26(a) Read Chapter 2
3 W 2/10 W 2/17 Chapter 3: # 5, 8, 9, 16, 23
Chapter 4: # 1, 8, 10, 11, 22
Read Chapters 3 and 4.
4 W 2/17 W 2/24 Chapter 4: # 6, 7. (Hint: Use quadratic reciprocity.)
Chapter 5: # 1 (only (5|7)), 2, 4, 10, 14, 16
Read Chapter 5, Sections 1 and 2.
Start reading Chapter 7.
  Monday, Feb 22 University Holiday
5 W 2/24 W 3/3 Chapter 7: # 6, 7, 10 (#F=q), 15, 16, 18, 21, 24 Read Chapter 7.
6 W 3/3 F 3/12 Online: B.1, B.2, B.3, B.4, B.5, B.6, B.7 ---
  Wednesday, March 10 Mid-Term Exam (in class) Click to download solutions.
* F 3/12 F 3/19 Research Project (click to download) No Class on Wednesday March 17
7 F 3/12 W 3/24 Chapter 17: # 1, 2, 13, 14, 15
Online: C.1, C.2, C.3
No Class on Wednesday March 17
Read Chapter 17, Sections 1, 2, 4, and 5
8 W 3/24 W 4/7 Online: D.1, D.2, D.3, D.4 ---
  Mon Mar 29 - Fri Apr 2 University Holiday
9 W 4/7 W 4/14 Online: E.1, E.2, E.3, E.4, E.5, E.6
Online: F.1, F.2, F.3
Read chapter on p-adic Numbers.
(click to download)
10 W 4/14 W 4/21 Online: F.1
Chapter on p-adic Numbers:
     # 1.2, 1.3, 1.4, 1.5, 1.7, 1.8, 1.9, 1.10
Read chapter on p-adic Numbers.
(click to download)
11 W 4/21 F 4/30 Chapter 10: # 1, 2, 6, 7, 8, 12, 13 Read Chapter 10, Sections 1 and 2
  Friday, April 30 Last Day of Regular Class
  Mon, May 3 – Fri, May 7 Reading Period – No class and no office hours
  Monday, May 10 Review Session 10:00-10:50am, Wilson 103
Office Hours 1:30-2:30pm, Kassar 202
  Thursday, May 13 Office Hours 11:00-noon, Kassar 202
  Monday, May 17
9:00am-noon
Final Exam, Barus-Holley 159
Exam Group 3

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