MATH 252 Calendar

Fall 2016


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Quizzes, once administered, will uploaded to the schedule. Solutions will appear on Sakai . As MATLAB sets are assigned, they will be posted in the HW section with a link to the MATLAB page, where all further information can be found.

All sections listed refer to the main textbook. Letters indicate supplementary material, which can be found under Resources.


Lecture Date Topic Readings Suggested HW and additional comments
Week 1
1 Tue 09/06 Introduction to course, modeling, exponential growth IPP(Section 1), 1.1, 1.2
2 Thu 09/08 Logistic growth, more examples, separation of variables (begin) IPP(Section 1), 1.1, 1.2 1.1: 3, 5, 15, 17, 19, 21. 1.2: 1, 3, 7, 13. MATLAB 1 posted (due 09/22, in Sakai)
Week 2
3 Tue 09/13 Separation of variables (continued) 1.2 1.2: 25, 29, 31, 35.
4 Thu 09/15 Slope fields, introduction to numerical methods for ODEs (Euler's method) E, 1.3, 1.4 1.3: all odd 1-17. 1.4: 1, 7, 8, 13, 15. Quiz 1 given.
Week 3
5 Tue 09/20 Finish Euler's method, existence and uniqueness of solutions of ODEs, phase line (begin) L, 1.4, 1.5, 1.6 (begin) 1.5: 2, 3, 5, 6, 11, 13. 1.6: all odd 1-15, 23, 25, 31, 35, 39, 43.
6 Thu 09/22 Finish phase line, bifurcations L, 1.6, 1.7 1.7: 1, 3, 5, 9, 11, 17. MATLAB 2 posted (due 10/04, in Sakai)
Week 4
7 Tue 09/27 Linear first order ODEs, and their solution (integrating factor) 1.8, 1.9 1.8: all odd 1-13, 17, 21, 23. 1.9: all odd 1-11, 21, 25. Quiz 2 given.
8 Thu 09/29 Systems of differential equations, modeling via systems, geometry of systems 2.1, 2.2 2.1: 1, 2, 3, 7(a), 9, 17, 19, 21, 23, 25, 26, 27, 29. 2.2: all odd 1-27 (you can skip the technology parts if you'd like).
Week 5
9 Tue 10/04 Finish systems introduction, damped harmonic oscillator, additional systems techniques IPP(Section 2), finish 2.1-2.2, 2.3, 2.4 2.3: 1(b,c), 3(b,c), 7. 2.4: all odd 1-7, 13 (a-c). MATLAB 3 posted (due 10/11, in Sakai)
10 Thu 10/06 Finish additional systems techniques, existence and uniqueness (briefly mentioned), epidemic modeling 2.6, 2.7 (did not get to 2.7, will cover briefly next class) 2.7: 1, 3, 6(a-c), 7. Quiz 3 given.
Week 6
11 Tue 10/11 Epidemic modeling (briefly), introduction to linear systems and their properties LS, finish 2.7, 3.1 3.1: all odd 5-9, all 15-29, 35. MATLAB 4 posted (due 10/27, in Sakai)
12 Thu 10/13 Exam 1, in class

Exam 1 information

Review problems

Week 7
13 Tue 10/18 Finished linear system properties, relation to eigenvalues/eigenvectors of coefficient matrix LS, finish 3.1, 3.2 3.2: all odd 1-19 (a-d).
14 Thu 10/20 Matrix exponentials, real eigenvalue case for linear systems IPP (Section 3), ME, 3.3 (start) IPP (Section 3): all problems. 3.3: all odd 1-15. Quiz 4 given.
Week 8
15 Tue 10/25 Finished real eigenvalue case, begin complex eigenvalues 3.3 (finish), 3.4 (begin) 3.4: all odd 1-15, 21, 23.
16 Thu 10/27 Finish complex eigenvalues 3.4 See lecture 15 above. Quiz 5 given. MATLAB 5 posted (due 11/08, in Sakai)
Week 9
17 Tue 11/01 Linear systems with repeated and zero eigenvalues 3.5 3.5: all odd 1-21.
18 Thu 11/03 Second-order linear equations 3.6 3.6: 1, 5, 11, all odd 13-27. Quiz 6 given.
Week 10
19 Tue 11/08 Analysis of the trace-determinant plane, 3-dimensional linear systems (just introduction) 3.7, 3.8 3.7: 3, 5, 7, 11, 12, 13. Nothing from Section 3.8. MATLAB 6 posted (due 11/22, in Sakai)
20 Thu 11/10 Forced harmonic oscillations 4.1 4.1: 1, 5, 9, 13, 23, 29, 35, 39. Quiz 7 given.
Week 11
21 Tue 11/15 Finish forced oscillations, sinusoidal forcing 4.1 (finish), 4.2 4.2: 1 - 13 odd (put solutions in polar form as well, i.e. pure sine or cosine), 19.
22 Thu 11/17 Exam 2, in class

Exam 2 information

Review problems

Week 12
23 Tue 11/22 Finish sinusoidal forcing, undamped oscillator and resonance 4.2 (finish), 4.3 4.3: 1, 5, 9, 13, 15, 17, 21. MATLAB 7 posted (due 12/06, in Sakai)
N/A Thu 11/24 Thanksgiving!! Eat turkey (or meal of choice)
Week 13
24 Tue 11/29 Finish beats and resonance 4.3 (finish) See Lecture 23 above. Quiz 8 given.
25 Thu 12/01 Introduction to nonlinear systems and linearization 5.1 (beginning) 5.1: 1-17 odd, 18, 23.
Week 14
26 Tue 12/06 Finish linearization 5.1 (finish) See Lecture 25 above. MATLAB 8 (last one) posted (due 12/14, in Sakai)
27 Thu 12/08 Nullcline analysis 5.2 5.2: 1-19 odd. Quiz 9 given.
Week 15
28 Tue 12/13 Introduction to special nonlinear systems (Hamiltonian, dissipative) 5.3, 5.4 5.3: 1, 3, 9, 11, 13, 14, 18. 5.4: 1, 3, 13, 18, 19, 21.