Lecture Notes

This page contains the notes from each class and any additional material useful for your study and exam preparation. The numbers are the textbook sections to read for each week.

Week 13:
MondayLecture 33: LT of the unit step function and its application   S6.2.3
Wednesday: Lecture 34: LT of Dirac delta function
FridayLecture 35: Final Review , Solution (to some of the practice problems)

 Week 12: Laplace Transform: S6.1-6.2
MondayLecture 30: Pendulum motion (cont’d)
WednesdayLecture 31: Laplace Transform  
FridayLecture 32: Inverse of Laplace transform 

Week 11:
Monday: Remembrance day
Wednesday: Midterm Review
Friday: Midterm 2 in class

Week 10: Nonlinear systems: S 8.1-8.3
MondayLecture 26: Damped forced vibrations
Wednesday: Lecture 27: Nonlinear systems and their linearization 
FridayLecture 28: Competing species and damped pendulum

Week 9: Chapter 2 except 2.3
MondayLecture 23: Forced (non-homogeneous) 2nd order ode
WednesdayLecture 24: More about undetermined coefficients
FridayLecture 25: Undamped forced vibrations (beats and resonance)

Week 8:
MondayLecture 20: Non-homogenous systems (Method of undetermined coefficients)
WednesdayLecture 21: Second-order ODE and physical applications Chapter 2
FridayLecture 22: Undamped and damped vibrations  Chapter 2

Week 7: (3.8, 3.9)
Monday: Lecture 17: Fundamental Matrix and Wronskian
Wednesday: Lecture 18: Matrix Exponential
FridayLecture 19: Non-homogenous systems (Method of variation of parameters)

Week 6: Midterm1
Monday: Turkey Day! 🙂
Wednesday: Midterm Review
Friday: Midterm 1 in class

Week 5: (3.4, 3.5, 3.7)
MondayLecture 12: ODE system with complex eigenvalues
WednesdayLecture 13: systems with complex eigval cont’d and their vector fields  (Midterm up to the end of this lecture)
FridayLecture 14: systems with a repeated eigenvalue (also special case when one eigenvalue is 0).

Week 4: (1.7, 3.1, 3.4)
Monday: Lecture 9: Euler and Improved Euler Method
WednesdayLecture 10: ODE systems (two distinct real eigenvalues)
Friday: Lecture 11: Stability and vector fields in ODE systems (2*2 case: two real eigenvalues)  This lecture is edited and re-uploaded with some changes, check if you have the correct version.

Week 3: (1.2, 1.8, 1.7)
Monday: Lecture 6: Stability (cont’d), Picard’s Thm (existence and uniqueness)
Wednesday: Lecture 7: Exact equations
FridayLecture 8: Integrating factor for non-exact equations

Week 2: (1.4, 1.2, 1.6)
MondayLecture 3: Integrating factor (cont’d)
WednesdayLecture 4: Slope/direction field (Falling object model)
FridayLecture 5: Stability of steady states

Week 1: (0.2, 1.1, 1.3, 1.4)
Monday: Labour day
WednesdayLecture 1: Intro to ODE
Friday: Lecture 2: Separable eqt, integrating factor
Integral Cheat Sheet