Fall 2016, Math 220, Elementary Differential Equations

Course Information

  • Course Coverage: This course intends to cover some basic topics of ordinary differential equations at the junior undergraduate level: first order differential equations, second order linear equations, the Laplace transform, systems of first order linear equations and nonlinear differential equations and stability. We tentatively plan to discuss the following chapters and sections: Sec. 1.1--Sec. 1.3 in Chapter 1, Sec. 2.1-- Sec. 2.3 and 2.6 in Chapter 2, Sec. 3.1-- Sec. 3.4 in Chapter 3, Sec. 6.1--Sec. 6.4 in Chapter 6, Sec. 7.1, 7.3 -- 7.6 in Chapter 7 and Sec. 9.1 -- 9.3 in Chapter 9.
  • Time: MWF: 1:00 --- 1:50 PM
  • Location: Snow Hall 564
  • Text: Elementary Differential Equations (10th Edition), by William Boyce and Richard Diprima
  • Prerequisite: Math 122 and Math 142 or equivalent.
  • Instructor: Shuanglin Shao
  • Office: Snow Hall 615
  • Email: slshao@ku.edu
  • Office Hour: MWF: 2-3 PM or by appointment.

Grade Policy

  • Homework: There will be 10 homework. Each homework consists of roughly 10 problems; only 3 of them will be graded, which will be decided after you turn in homework in class. The lowest homework grade will be dropped. No late homework.
  • Quizzes: There will be 5 quizzes in class.
  • Midterm: There will two midterms of 50 minutes in the usual classroom meeting time. If you need to take make-up midterms, please talk with the instructor one-week before the actual midterm time.
  • Final Exam: There is a comprehensive final exam in class. The time is 10:30 AM --1 PM on 12/14/2016.
  • Grade Percentage: Homework (30 %) + midterm (20 %) + quizzes (10 %) + final (40 %).

Calculator Policy

TI-83/84 or similar Graphing Calculators are allowed in both exams and homework. The crib sheet of one-page is allowed in exams but only one-sided.

Students With Disabilities

If you have a disability for which you may request accommodation in KU classes, please contact the Academic Achievement and Access Center (AAAC), Strong Hall Room 22, (Tel.) 785-864-4064, or (Email.) achieve@ku.edu. Please also see the instructor in advance and privately.

Policy on Religious Observances

All students in this course who plan to observe a religious holiday which conflicts in any way with the course schedule or requirements should contact the instructor as soon as possible to discuss alternative accommodations.

Homework

  • HW 1. (Due on 09/07/2016): Sec 1.1: # 15, # 16, # 21,# 24. # Sec 1.2: #3, #4, # 8, # 15, Sec 1.3: #3,#5, #16, # 20, #22.
  • HW 2. (Due on 09/14/2016): Sec 2.1: #13,#14,#30,#33. Sec 2.2: #1,#2,#8,#21.
  • HW 3. (Due by 09/21/2016): Sec 2.3: #2,#7,#8,#24. Sec 2.6: #2,#4,#5,#17,#18.
  • HW 4. (Due by 09/30/2016): Sec 3.1: #4,#8,#12,#20. Sec 3.2: #2,#6,#8,#14,#19,#21.
  • HW 5. (Due on 10/12/2016): Sec 3.3: #2 #6, #13, #14,#18, #27. Sec 3.4: #2,#4,#6,#8,#14,#16.
  • HW 6. (Due on 10/21/2016): Sec 6.1: #5,#6,#8,#16. Sec 6.2: #2,#4,#6,#12.
  • HW 7.(Due on 10/31/2016): Sec 6.3: #2,#4,#7,#14,#20. Sec 6.4: #2,#3.
  • HW 8.(Due on 11/9/2016): Sec 7.1: 1,2,4,5,15. Sec 7.3: 2,4,7,16,17. Sec 7.4: 2(a)(b)(c); 4,6.
  • HW 9.(Due on 11/18/2016) Sec 7.5: 2+4+6 part (a), 7 part (a),15. Sec 7.6:2+4+6 part (a),7,9.
  • HW 10. (Due on 12/05/2016) Sec 9.1: 2+4+6+10 Part (a)(b)(c). Sec 9.2:2,4.