Elementary Differential Equations, MATH 240, Spring 2010

Instructor: Charles Moore                          
Office: CW 205
Course information
Examinations: Semester examinations, Tuesdays, 7:15 -8:15 pm, February 9, March 9, April 13.
Final exam, Monday, May 10, 11:50 a.m. to 1:40 p.m.
Written assignments, labs, on-line homework, extra credit            

Some practice exams    This includes both blank exams and solution keys from previous semesters when I have taught the course
Textbook
Math Department exam archive- even more exams for practice

  Exam room assignments:
Recitation instructor and time
Exam room assignment
R. Manspeaker 7:30, 8:30, 10:30
Cardwell 103
C. Moore 9:30
Cardwell 102
R. Castano-Bernard  11:30
Seaton 063
T. Shrestha 12:30, 1:30, 3:30
Seaton 063

Schedule

Week of:


Due this week:

January 11
(Classes begin
January 14)    
Lecture: none
Lab: none-lab starts January 19
Recitation:  introduction to the course
nothing                                                      
January 18
Lecture: Monday-  holiday
Lab: Calculus review
Lecture: Wednesday- Chapter 1, sections 1, 2
Recitation: discuss written assignment 1
Written assignment 1 (Friday, Jan. 22)
On-line assignment 1-Separable eqns. (Saturday, Jan. 23)
January 25
Lecture: Chapter 1, sections  3, 4, 5
Lab: Lab 1 (Chapter 1, section 7)
Recitation: discuss written assignment 2
Written assignment 2 (Friday, Jan. 29)
On-line assignment 2- Exact eqns. (Saturday, Jan. 30)
On-line assignment 3- Linear eqns. (Saturday, Jan. 30)
February 1
Lecture: Chapter 1, sections 6, 8, 9
Lab: Lab 2 (Chapter 1, section 8)
Recitation: discuss written assignment 3
Lab 1-Slope fields (Tuesday, Feb. 2)
Written assignment 3 (Friday,  Feb. 5)
On-line assignment  4- Bernoulli eqns. (Saturday, Feb. 6)
On-line assignment 5- Homogeneous eqns. (Saturday, Feb.6)
February 8

Lecture: Monday--review for exam 1
Lab: review for exam 1
Exam 1, Tuesday, February 9, 7:15 p.m. - 8:15 p.m.
Lecture: Wednesday--  Chapter 1, sections 12, 13
Recitation: return and discuss exam 1
Lab 2- Numerical Methods (Tuesday, Feb.9)
Extra Credit assignment 1- Numerical methods (Friday Feb. 12)
 
February 15
Lecture: Chapter 2, sections 1, 2, 3
Lab: Lab 3 (Chapter 1, section 15)
Recitation:  discuss written assignment 4
Written assignment 4 (Friday, Feb. 19)
On-line assignment 6- Long-term behavior (Saturday, Feb. 20)
On-line assignment 7- Complex  #'s (Saturday, Feb. 20)
February 22 Lecture: Chapter 2, sections 5, 6  
Lab: Lab 4 (Chapter 2, section 4)
Recitation: discuss written assignment 5
Lab 3- Existence and uniqueness of solutions (Tuesday, Feb. 23)
Written assignment 5 (Friday, Feb. 26)
On-line assignment 8- Complex var. (Saturday, Feb. 27)
On-line assignment 9- 2nd order homogeneous (Saturday, Feb. 27)
March 1
Lecture:  Chapter 2, sections 7, 8, 11, 13
Lab:  Lab 5 (Chapter 2, section 11)
Recitation: discuss written assignment 6
Lab 4- Complex functions (Tuesday, March 2)
Written assignment 6 (Friday, March 5)
On-line assignment 10- 2nd order inhomogeneous (Saturday, March 6)
On-line assignment 11- Spring-mass (Saturday, March 6)
March 8
Lecture: Monday--review for exam 2
Lab: review for exam 2
Exam 2, Tuesday, March 9 , 7:15 p.m. - 8:15 p.m.
Lecture: Wednesday--  Chapter 2, section 14
Recitation:  return and discuss exam 2
Lab 5-Unforced motion (Tuesday, March 9)
Extra credit assignment 2 - Boundary value probs. (Friday, March 12)

March 15
Spring Break

March 22
Lecture: Chapter 2, section 15, Chapter 3, section 1
Lab: Lab 6 (Chapter 2, section 12)
Recitation: discuss written assignment  7
Written assignment 7 (Friday, March 26)
Extra credit assignment 3- Partial diff. eqns. (Friday, March 26)
On-line assignment 12-Laplace transforms (Saturday, March 27)
March 29
Lecture:  Chapter 3, sections 3, 5
Lab:  Lab 7 (Chapter 2, section 15)
Recitation: discuss written assignment 8
Lab 6- Forced motion (Tuesday, March 30)
Written assignment 8 (Friday, April 2)
On-line assignment 13-Inverse L.T.'s (Saturday, April 3)
April 5
Lecture:  Chapter 3, sections 6, 7
Lab: Lab 8 (Chapter 3, section 4)
Recitation:  discuss written assignment 9
Lab 7-Numerical methods-systems (Tuesday, April 6)
Written assignment 9 (Friday, April 9)
On-line assignment 14-Impulse fcns. (Saturday, April 10)
April 12
Lecture: Monday-- review for exam 3
Lab: review for exam 3
Exam 3, Tuesday, April 13, 7:15 p.m. - 8:15 p.m.
Lecture: Wednesday--  Chapter 4, section 1
Recitation:  return and discuss exam 3
Lab 8- The Gamma function (Tuesday, April 14)
On-line assignment 15-Systems  (Saturday, April 17)
April 19
Lecture:  Chapter 4, sections 3, 4
Lab: Lab 9 (Chapter 4, section 2)
Recitation: discuss written assignment 10
Written assignment 10 (Friday, April 23)
On-line assignment 16- Series solns. (Saturday, April 24)
April 26
Lecture: Chapter 4, sections 7, 8
Lab: review
Recitation: discuss written assignment 11
Lab 9- Taylor series (Tuesday, April 27)
Written assignment 11 (Friday, April 30)
Extra credit assignment 4- Padé approx.  (Friday, April 30)
On-line assignment 17- Radius of convergence (Saturday, May 1)
May 3
Lecture: Monday--Chapter 4, section 9
Wednesday-- review for final
Lab:  discuss written assignment 12
Recitation: review for final
Written assignment 12 (Friday, May 7)
On-line assignment 18- Euler eqns. (Saturday, May 8)

Final Exam, Monday, May 10, 11:50 a.m. - 1:40 p.m.