The links are to Paul's Notes,
the section numbers refer to Boyce and DiPrima.

There may be two copies on Boyce and DiPrima, the old 9th edition, on 4 hour course reseve in the library.

A **tentative** course schedule follows. Exam days will be announced at least a week in advance, but they may
differ from the dates listed here.

**Week 1: Aug. 29, 31**

Introduction, WeBWorK set 0 (introduction to WeBWorK), Classifying DEs
intro to ODEs from Paul's notes (section 1.1, 1.2,
1.3 in Boyce and DiPrima)

direction fields (section 1.1)

WeBWorK sets 1 and 2

**Week 2: Sept. 5, 7**

separable 1st order ODEs (section 2.2)

Interval of Validity,
or interval of existence of solutions. (section 2.4)

WeBWorK set 3,

**Week 3: Sept. 12, 14**

Linear 1st order ODEs
(section 2.1)

1st order modelling (section 2.3). Solving dy/dt = k(y-A) by inspection.

WeBWorK sets 4, 5

**Week 4: Sept. 19, 21**

More first order modeling.

Autonomous Equations and
Equilibrium Solutions
(section 2.5).

Exact ODEs (Section 2.6).

WeBWorK sest 6, 7

**Week 5: Sept. 26, 28**

More Exact ODEs

WeBWorK set 8 on
Euler's method (Section 2.7).

Review for Exam 1.

**Week 6: Oct. 3, 5**

**Tuesday, October 3: Exam 1** on Chapters 1 and 2 (2.1-2.7), and WeBWorK sets 1-8.

Thursday: WeBWorK set 9 on Basic Concepts
and Real, Distinct Roots of the characteristic equation (section 3.1)

**Week 7: Oct. 10, 12**

Tuesday:
Set 10: Fundamental Solution Sets,
Linear independence, the Wronskian, and
Abel's Theorem (section 3.2).

Thursday: More Theory for set 10.

**Week 8: Oct. 17, 19**

Tuesday: Start set 11:
Complex roots of the characteristic equation, and
Repeated roots of the characteristic equation. (section 3.3, 3.4, 4.1)

Thursday: More on set 11, Euler equactions (section 5.4).
Start set 12: Linear nonhomogeneous ODEs (section 3.5, 4.3)

**Week 9: Oct. 24, 26**

Tuesday: More on set 12:
The Method of Undetermined Coefficients

Thursday: Set 13: Second Order Modeling, especially modeling of
Mechanical vibrations (sections 3.7, 3.8)

**Week 10: Oct. 31, Nov. 2**

Tuesday: More on set 13, review for MT 2.

Thursday: Exam 2, on WeBWorK sets 9-13 (Chapters 3 and 4, except sections 3.6 and 4.4)

**Week 11: November 7, 9**

Tuesday: Start set 14: Review of Power Series
and Taylor series, section 5.1.

Thursday: Start WeBWork Set 15. Series Solution to 2nd order ODEs. Sections 5.2 and 5.3 in the book.

**Week 12: Nov. 14, 16**

Tuesday: More on set 15.

Thursday: Start WeBWorK set 16: Introduction to Linear Systems.
There are two review sections in Paul's Notes:
Systems of Linear Equations(not ODEs),
Matrices and Vectors.
Then the new material, in WeBWorK set 16 covers
Eigenvalues and Eigenvectors and
Introduction to Systems of Linear ODEs.
This is section 7.1, 7.2 and 7.3 in the book

**Week 13: Nov. 21**

Tuesday: More on set 16. Start set 17:
Solutions to systems of Linear ODEs and the
Phase Plane.
Solutions to x' = Ax, where A has
Real Eigenvalues,
Complex Eigenvalues
and Repeated Eigenvalues.

Thursday: Thanksgiving Break!

**Week 14: Nov. 28, 30**

Tuesday: More on set 17, Review for Exam 3

Thursday: Exam 3

**Week 15: Dec. 5, 7**
Review for Final Exam.

Friday: Review for Final Exam.

The **Final Exam** is scheduled for

Thursday, December 14, from 10:00 to 12:00 for section 5 (the 11:10 class)

Thursday, December 14, from 12:30 to 2:30 for section 6 (the 2:20 class)

If this schedule disagrees with what I announced in class,
**please** send me e-mail at
Jim.Swift@nau.edu.

Instructor Information Jim Swift's home page Department of Mathematics and Statistics Bb Learn NAU Louie NAU Home Page

e-mail: Jim.Swift@nau.edu