MATH 2233, Fall 2014    Differential Equations

• Final Exam time and place

  • Time: Dec. 8, 2014 (Monday). 10:00-11:50 AM.
  • Place: HSCI 004 (usual class meeting place).
  • More information about final schedule is here.

• Course description:

  Prerequisite: 2153 with grade of C or better. Methods of solution of ordinary differential equations with applications. First order equations, linear equations of higher order, series solutions, and Laplace transforms. (syllabus)

  Check this page for Syllabus Attachment, which contains university-wide rules regarding dropping a course, academic integrity, free tutoring, and office of student disability services, etc.

• Instructor: Yanqiu Wang

  • Office:  441 MATH   (405-744-5698)
  • Office Hour:   Monday and Friday 10:30-11:30am in my office, Wednesday 10:30-11:30am at MLSC, or by appointment.
  • Email:  yqwang  (AT)   math.okstate.edu

• Textbook:

  • Elementary Differential Equations and Boundary Value Problems (10th ed)
  • Authors: W.E. Boyce and R.C. DiPrima

• Classroom and time:

  Sec	Classroom	Time
  008	MWF 12:30-01:20 PM	HSCI 004

  Special tutoring for Differential Equations: Special tutoring for Math 2233 will be available at MLSC. Check here for more information and time schedule.

• Grading Policy:

  • Three Midterm Exams (3*50 pts). Tentative dates: Sept. 12, Oct. 10, and Nov. 14.
  • In class quiz (50 pts).
  • Homework (50 pts).
  • Final Exam (100 pts): Comprehensive.
  • The total is 350 pts: A (>=90%), B (>=80%), C (>=70%), D (>=60%).

• Make-up Policy:

  • Make-up quizzes/homework/exams will only be allowed for an authorized absence under the University Regulations.
  • Student should contact the instructor to schedule a make-up quizzes/homework/exams by the end of the next working day after the missed work.
  • Appropriate documentation shall be provided by the student to support his or her request for make-up quizzes/homework/exams.

Homework

• Hwk 1, due Aug. 29, 2014, Sec 1.1, #15-20; Sec 1.3, #12, 19; Sec 2.1, #13, 18.
• Hwk 2, due Sept. 5, 2014. Sec 2.2, #2, 3, 12, 37; Sec 2.3, #2, 4, 14, 16.
• Hwk 3, due Sept. 12, 2014. Sec 2.4, #2, 3, 9, 10, 22(a)(b); Sec 2.5, #3, 5, 10, 12.
• Hwk 4, due Sept 19, 2014, Sec 2.6, #1, 3, 8, 10, 13, 15.
• Hwk 5, due Sept 26, 2014, Sec 3.1, #1, 3, 12, 14, 24; Sec 3.2, #1, 5, 9, 11, 13.
• Hwk 6, due Oct 3, 2014, Sec 3.3, #3, 4, 8, 17; Sec 3.4, #1, 3, 13, 16; Sec 3.5, #2, 3, 4.
• Hwk 7, due Oct 10, 2014, Sec 3.5, #18, 23(a), 24(a); Sec 3.6, #7, 14; Problem 2 in Quiz 3.
• Hwk 8, due Oct 17, 2014, Sec 3.7, #2, 4, 6, 7.
• Hwk 9, due Oct 27, 2014, Sec 4.1, #5, 6, 19(a), 19(b); Sec 4.2, #12, 20, 23, 24.
• Hwk 10, due Oct 31, 2014, Sec 4.3, #5, 6, 16, 18; Sec 6.1, #4, 5(b), 12.
• Hwk 11, due Nov 7, 2014, Sec 6.2, #2, 4, 6, 8, 12, 14, 18, 24.
• Hwk 12, due Nov 14, 2014, Sec 6.3, #2, 4, 8, 10, 14, 15, 18, 21; Sec 6.4, #2(a), 3(a), 9(a).
• Hwk 13, due Dec 5, 2014, Sec 6.5 #1(a), 3(a), 5(a), 14(a)(b); Sec 6.6, #4, 6, 9, 10.

Quiz

• Quiz 1, Sept. 8, 2014.
• Quiz 2, Sept. 24, 2014.
• Quiz 3, Oct. 8, 2014.
• Quiz 4, Oct. 29, 2014.
• Quiz 5, Nov. 19, 2014.

Exams

• Exam 1, Sept. 12, 2014. Formula sheet.
• Exam 2, Oct. 10, 2014. Formula sheet.
• Exam 3, Nov. 14, 2014.

Demos

• Direction field for v'=9.8-v/5. 1. direction field; 2. direction field with a few solutions
• Direction field for y'=(1+3x^2)/(3y^2-6y). 1. direction field and the solution passing through y(0)=1; 2. direction field with a few solutions
• Modelling with first order equations.
• Direction field for several autonomous equations.
• Mechanic vibrations

Links

• You need Adobe Reader to open some of the above links.

• The Mathworks (Matlab)
• dfield