Course page for Math 3450, Spring 2018


Course meets MWF from 2-2:50 pm in ECCR 110

Instructor: Professor David Grant.
Office hours M 3-4, W 4-5, F 10-11, in MATH 303.
Syllabus for course  

Text: E. B. Saff and A. D. Snyder, Fundamentals of Complex Analysis with Applications to Engineering and Science. (Pearson, 3rd ed.)


Daily Schedule, Readings, and Homeworks


Date Section and Topic Read before class Homework
January 17 Organization and introduction Section 1.1 HW 1 due Jan 24: 1.1: 1, 7, 17, 20, 23; 1.2: 6, 7, 10, 14, 17
January 19 What are complex numbers, really? Section 1.2
January 22 Polar form of complex numbers Section 1.3
January 24 Complex exponential Section 1.4 HW 2 due Jan 31: 1.3: 6, 7, 8, 12, 17; 1.4, 1, 3, 5, 7, 13, 16, 19; 1.5: 2, 4, 5, 7, 10.
January 26 Roots and powers Section 1.5
January 29 Planar Sets Section 1.6
January 31 The Riemann Sphere Section 1.7 HW 3 due Feb. 7: 1.6: 2-8, 10, 13, 17; 1.7: 1, 2, 5, 6.
February 2 More on the Riemann Sphere
February 5 Functions of a complex variable, limits of sequences Sections 2.1, 2.2
February 7 Limits of functions, continuity, analyticity Section 2.3 HW 4 due Feb 14: 2.1: 1, 4, 5, 10, 17; 2.2: 3, 7, 11, 12, 23; 2.3: 2, 3, 4, 7, (read 8), 15
February 9 Analyticity, Cauchy-Riemann equations Section 2.4
February 12 More on Cauchy-Riemann, Harmonic functions Section 2.5
February 14 Harmonic functions, review
February 16 Exam 1 Chapters 1 and 2
February 19 Polynomial functions Section 3.1 HW 5 due Feb 21: Test corrections
February 21 Rational functions, Exponential function Section 3.1, 3.2 HW 6 due Feb 28: 2.4: 1, 3, 4, 8, 16; 2.5 1,3,7, 11, 14; 3.1: 1, 7, 10, 15
February 23 Trig and hyperbolic functions Section 3.2
February 26 Logarithmic function Section 3.3
February 28 Complex powers Section 3.5 HW 7 due Mar 7: 3.2: 4, 5, 7, 9, 18; 3.3: 1, 3, 5, 6, 7, 9, 11, 16; 3.5: 1, 3, 4, 5, 6, 11, 15.
March 2 Contours Section 4.1
March 5 Contour integrals Section 4.2
March 7 More on contour integrals Section 4.2 HW 8 due Mar 14: 4.1: 1, 3, 4, 7, 8, 10, 11; 4.2: 3, 5, 7, 8, 10, 11, 14; 4.3: 1, 2.
March 9 Independence of Path Sections 4.3
March 12 Cauchy's integral theorem Sect 4.4 B (no need to read part A!)
March 14 Cauchy's integral formula Sect 4.5 HW 9 due Mar 21: 4.4: 9, 10, 13, 15, 16, 18, (read 19); 4.5: 2, 3, 4, 5, 6, 9, 11; 4.6: 4, 5, 6, 13, 14, 17.
March 16 More on Cauchy's integral formula Sect 4.5
March 19 Louiville's Theorem, Fund Thm of Algebra Sect 4.6
March 21 Maximum modulus principle Sect 4.6
March 23 Exam 2 Sect 3.1-3.3, 3.5, 4.1-4.6
April 2 Series Sect 5.1 HW 10: Due April 11: 5.1: 1-7, 9, 11; 5.2: 1-5, 8, 13; 5.3: 2, 3, 5, 6, 8, 11, 14, 18
April 4 Taylor Series Sect 5.2
April 6 Power Series Sect 5.3
April 9 More on power series
April 11 Laurent series Sect 5.5 HW 11 due April 18: 5.5: 1, 4, 6, 7, 5.6: 1, 2, 3, 5, 6, 12
April 13 Zeroes and poles Sect 5.6
April 16 The residue theorem Sect 6.1
April 18 Trig Integrals over [0, 2 pi] Sect 6.2 HW 12 due April 25: 6.1: 1, 3, 4; 6.2: 1, 2, 5; 6.3: 1, 2, 15 (I'll do 14 in class); 6.4: 1, 2.
April 20 Improper integrals over the real line Sect 6.3
April 23 Improper integrals with trig functions Sect 6.4
April 25 Indented Contours Sect 6.5 HW 13: Due May 2: 6.5: 1, 2, 5; 6.7: 1, 2, 3, 4, 6, 7.
April 27 Argument principle Sect 6.7
April 30 Rouche's Theorem Sect 6.7
May 2 Review
May 9 Final Exam: 1:30-4 pm Chapters 1-6