Math 251: Ordinary and Partial differential equations.


Lectures:  M WRF, 09:05-09:55, 123 E E East

INSTRUCTOR  CONTACT INFO:

Instructor:  Tadele Mengesha
E-MAIL:  mylastname at mathdotpsudotedu
OFFICE212 McAllister Building
PHONE: 814-863-9678

Office hours:  Monday and Thursday 10:15am-noon. Or by appointment.

Course website: www.math.psu.edu/mengesha/math251f12.html

Angel: The course is also on Angel, the PSU course management system. All your grades (homework/quiz and exam) and other necessary
information and announcements will be made on Angel as well. Please make it your habit to visit the site frequently.

Text: "Elementary Differential Equations and Boundary Value Problems" by W. E. Boyce and R. C. DiPrima, 9th Edition, Wiley.

Homeowork/Quiz:  Homework problems from the textbook will be collected regularly.  I encourage you to discuss homework problems with your classmates. However you should write up your own solution to submit.  Quizzes that help you prepare for exam will be given when appropriate.

Exams:

Two 75-minute midterm examinations will be given.

There is also a a comprehensive final examination given during the final examination period.

The final examination period will begin on Monday, December 17 and end on Friday, December 21.
Students should not make plans to leave University Park before Saturday, December 22, 2012.

Topics we cover and other information can be found here.

Sample exams  with answer are available here.

List of Homework problems, sections referring to the textbook.

Suggested list

Homework to hand in

Due Date

1.1 # 15-20

1.2 # 1 - 11  

1.3 # 1 - 14, 15-20, 25-28


 Wednesday Sept  3        


2.1  # 1 - 31

2.2  # 1 - 27


 Monday Sept 10


2.3 # 1 -15



Wednesday Sept 12

2.4 # 1-16, 21-26

2.4 # 2, 4, 16, 22, 23

Monday Sept 17

2.5 # 1-19

2.5 # 2,3,7, 8,9, 15

Thursday Sept 20

2.6 # 1-18

2.6 #2, 4, 8, 13,16

 Monday Sept 24

3.1 #1-25

3.1 #4, 6, 14, 18

Thursday Sept 27

3.2 #1-12, 24-28, 29-32 

3.2# 4, 10, 12, 24


3.3 #7-16, 17-22

3.3 #8, 10, 12, 18, 22


3.4