Mathematics 185A

Complex Variables, Winter Quarter 2008

Time : MWF at 1:10-2:00pm
Place: PHYGEO 140

Instructor: Zhihua Zhang

Office Hours: M 2:10-3:00pm, W 2:10-3:00pm, and by Appointment
Office : MSB 2151
e-mail: zhangzh@math.ucdavis.edu

TA: Jing Xia

Office Hours:
Office : MSB 3202
e-mail: jxia@math.ucdavis.edu

Textbook:

J.E. Marsden, M.J. Hoffman, Basic complex analysis, 3rd edition, ISBN 0-7167-2877-X, published by W. H. Freeman and Company.

Course description

The class is primarily based on Chapters 1-4 of the book by Marsden and Hoffman.

1. Analytic functions
Introduction to complex numbers, complex powers, topology of the complex plane, complex functions and limits, elementary functions, analyticity and the Cauchy Riemann relations

2. Cauchy's theorem
contour integration and Cauchy's theorem, harmonic functions

3. Series representation of analytic functions
convergent series of analytic functions, Laurent and Taylor series, zeroes and singularities

4. Calculus of residues
calculation of residues, residue theorem

Homework Assignments and Solutions.

Each Friday, you will be assigned a problem set, which will be due in class the following Frideay. Problem set solutions will be posted on the course website. No late homeworks will be accepted.

Exams

There will be one Midterm held in class on February 8 and a comprehensive Final Exam on March 22.
There will be no make-up exams!

Grading

The final grade will be based on: Problem sets 30%, Midterm 30%, Final 40%