**Fall 2011. MATH3350. Section 012. **

**Instructor:**
Luan Thach Hoang

Office: MA 234. Phone: (806) 742-2580 Ext 232.
Fax: (806) 742-1112

Email address: *luan.hoang@ttu.edu*

Homepage:
*http://www.math.ttu.edu/~lhoang/*

Office hours: T Th 2:30 pm - 4:00 pm

**Classroom and Time:** MA 112, T Th 12:30 pm - 1:50 pm.

**Course website:**
*http://www.math.ttu.edu/~lhoang/2011Fall-M3350/*

Updates
about the course and other related announcements will be posted on
this webpage.

**Prerequisite:** MATH 2350.

**Text:** *Advanced Engineering Mathematics,* by Dennis G. Zill and Michael R. Cullen, 4th Revised Edition, published by Jones & Bartlett (2011)

**Course Description:** This course covers topics in ordinary differential equations. Topics to be covered include: First-order differential equations; Modeling with first-order differential equations; Higher-order differential equations; Modeling with higher-order differential equations; Laplace transform; Series Solutions of Linear Equations.

**Course Outline:**

Chapter 1 - Introduction: Sections 1.1, 1.2

Chapter 2 - First-Order Differential Equations: Sections 2.1-2.8

Chapter 3 - Higher-Order Differential Equations: Sections 3.1-3.6 and 3.8

Chapter 4 - Laplace Transforms: Sections 4.1-4.5

Chapter 5 - Series Solutions of Linear Equations: Sections 5.1, 5.3

Chapter 6 (Selected Topics) - Numerical Solutions of Ordinary Differential Equations: Sections 6.1-6.4

**Grading policy:** Homework will be assigned weekly and will
count for 25% of the grade. The lowest homework score will be
dropped. There will be three midterm exams in class, each will count
for 15% of the grade. The final exam will count for 30% of the grade.
All in-class exams are closed-book. No make-up exams are given unless
legitimate documents for excuses are presented to the instructor at
least a week in advance.

Grading Scale: A: 90%-100%, B: 80%-89%,
C: 70%-79%, D: 60%-69%, F: below 60%

**Homework assignments:** Online homework will be assigned
though Webwork. Students will receive the instructor's message for
login information. Due dates are indicated on each assignment.
Students should spend very first week to get familiar with the
system.

**Attendance Policy:** Students must go to lectures and attendance will be taken. If you miss no more than four lectures, a bonus of three points will be added to your final grade.

**Examination Schedule:**

Midterm 1: Thursday, September 22

Midterm 2: Thursday, October 20

Midterm 3: Thursday, November 17

FINAL EXAM: 4:30 pm – 7:00 pm, Wednesday, December 14, 2011. Room MA 112.

**Critical Dates:**

- August 25, Thursday: Classes begin.
- September 5, Monday: Labor Day. University holiday.
- September 12, Monday: Last day to drop a course and receive a refund.
- October 10 – 11, Monday – Tuesday: Student holiday.
- October 31, Monday: Last day for student-initiated drop on MyTech with penalty
- November 23 – 27, Wednesday – Sunday: Thanksgiving holiday.
- December 1 – 7, Thursday – Wednesday: No examinations.
- December 7, Wednesday: Last day of classes.

**Handouts:**

- Syllabus
- Solution to Exam 1, Solution to Exam 2, Solution to Exam 3
- Solutions to some problems in sections: 3.3 , 3.4 , 4.1, 4.2 , 4.3 , 4.4 , 4.5
- Solutions to more problems in Chapter 4 in general: 4a , 4b , 4c , 4d

**Links:**