Math 104B (Number
Theory)  Winter 2005
Professor: CRISTIAN D.
POPESCU  Lectures: MWF 9:009:50am, in CENTR 207
Office Hours: Mo. & We.
10:00  11:00am, in AP&M 6256.
Office: AP&M
6256;
Phone: 8585346297; Email: cpopescu@math.ucsd.edu
Teaching Assistant: Caleb Emmons
 Discussion Section: W 66:50pm, in SEQUO 147
Office Hours: M 1112:30, in AP&M 6337A
Email: cemmons@math.ucsd.edu
COURSE DESCRIPTION
WHAT IS MATH 104B? This is the second
undergraduate course in number theory. In this course we examine topics
from
elementary number theory and we focus on three major themes: 1)
Diophantine Equations; 2) Rational and Irrational Numbers; 3) The
arithmetic of quadratic fields.
TEXT Stark, H. M., An Introduction to Number Theory
(The MIT Press, 1987). You
are expected to read the text BEFORE each lecture.
EXAMS
 Midterm I  Monday, January 31, 9:00am, in CENTR 207. Topics: 5.1,
2.5, 5.25.4.
 Midterm II  Monday, February 28,
9:00am, in CENTR 207.
Topics: 6.1, 6.26.3, App. C, 8.18.3
 Final Exam  Wednesday, March 16,
8:0011:00am. Location: CENTR 207. Topics: 2.5, 5.15.4,
6.16.3, 8.18.5, App. C.

No notes, textbooks, calculators
are allowed during exams. No makeup exams will be given and no late
homework will be accepted. Cheating on an exam results in 0 points for
that exam, as well as
further disciplinary action. Please
read very carefully the following ACADEMIC
INTEGRITY GUIDELINES.
GRADING POLICY
 Midterms 1+2: 20% each; Final Exam: 40%;
Homework: 20%. The grading will be done on a curve, the median
corresponding to a B/C+.
GETTING HELP
Help with mathematical problems:
 Section: Ask
questions in section  this is one of the main reasons why sections
exist.
 Office Hours: You
are strongly advised to take full advantage of your professor's and
ta's office
hours.
 Classmates: Sometimes
a classmate can help. Sometimes you can learn by working out problems
together with your classmates.
Help with personal problems which
affect your class work:
 Talk to the professor or, if appropriate, your
college provost.