Math 23
Differential Equations
Homework
For the section taught by Vladimir Chernov
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Lectures |
Sections in Text |
Homework Exercises |
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Monday September 10 |
Read sections 1.1, 1.2 and start section 1.3 |
Section 1.1 Exercises 7, 12 Section 1.2 Exercise 8 (a,b) Section 1.3 Exercise 12 Due Wednesday September 19
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Wednesday September 12 |
Sections 1.3 and 2.1 |
Section 2.1 Exercises 15, 17, 33 Due Wednesday September 19 |
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Friday September 14 |
Sections 2.2 and 2.4 |
Section 2.2 Exercises 3,8, Section 2.4 Exercise 3, 14, 25, 33 Due Wednesday September 19 |
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Monday September 17 |
Section 2.3 |
Section 2.4 Exercise 28 Due Wednesday September 26 |
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Wednesday September 19 |
Section 2.5 |
Section 2.3 Exercises 2, 4 and 8 (part a and b only) Due Wednesday September 26 |
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Thursday September 20 x-hour instead of the class on Froday October 5 |
Section 2.6 |
Section 2.6 Exercises 2, 14, 24, and 28. Use exercise 24 to solve the equation (3y2+4xy)+(4xy+3x2)y’=0 Due Wednesday September 26 |
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Friday September 21 |
Finish Section 2.6 and Section 3.1 |
Section 2.5 Exercises 3,13, and 15 (part a only) Section 3.1 Exercises 11, 12 Due Wednesday September 26 |
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Monday September 24 |
Section 3.2, 3.3 |
Section 3.2 Exercises 11, 19, 23, 27, 35, 39 Due Wednesday October 3 |
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Wednesday September 26 |
Section 3.4 |
Section 3.3 Exercises 1, 5, 11, 19 Section 3.4 Exercise 2, 13, 14, 23, 25 Due Wednesday October 3 |
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Friday September 28 |
Section 3.5 |
Section 3.5 Exercises 1, 2, 13, 14, 16, 18, 19 (part a only) Due Wednesday October 3 |
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Monday October 1 First Midterm Exam is 6-8 PM Tuesday October 2 in Carpenter 013 |
Section 3.6 and start Section 3.7 |
Section 3.6 Exercises 10, 15, Section 3.7 Exercise 6, Due Wednesday October 10 |
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Wednesday October 3 |
Section 3.8 and Section 4.1 |
Section 3.8 Exercise 9, 11, Section 4.1 Exercises 2, 6, 8 Due Wednesday October 10 |
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Friday October 5 No class for Chernov’s section, instead we have an x-hour on September 20 |
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Monday October 8 |
Section 4.2, Section 4.3, Section 4.4 |
Section 4.2 Exercises 13, 16, 17, 21 Due Wednesday October 17 |
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Wednesday October 10 |
Section 7.1, 7.2 |
Section 7.1 Exercises 5, 9, Section 7.2 Exercises 6.c, 15 Due Wednesday October 17 |
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Friday October 12 |
Section 7.3, Section 7.4 |
Section 7.3 Exercises 3, 8, 19, 25, 29 Section 7.4 Exercises 5, 6 Due Wednesday October 17 |
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Monday October 15 |
Section 7.5 |
Section 7.5 Exercises 9, 11, 12, 14 Due Wednesday October 24 |
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Wednesday October 17 |
Section 7.6 |
Section 7.6 Exercises 3, 5, 7 (for each system, only solve and express the general solution in terms of real-valued functions) Due Wednesday October 24 |
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Friday October 19 |
Section 7.8 |
Section 7.8 Exercises 2, 3, 5 (for each system, only solve and express the general solution in terms of real-valued functions) Due Wednesday October 24 |
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Monday October 22 Second Midterm Exam is 6-8 PM on Tuesday October 23 in Carpenter 013 |
Section 7.7 |
This exercise is not to be submitted and it will not be graded |
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Wednesday October 24 |
Section 5.1, 5.2 |
Do sufficiently many problems out of Section 5.1 Exercises 1-16 so that you are comfortable with the power series. These exercises are not to be submitted and they will not be graded.
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Thursday October 25 x-hour |
Section 5.3 |
Section 5.2 Exercises 3, 5, 15(a), 16(a), Section 5.3 Exercises 2, 7, Due Wednesday October 31 |
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Friday October 26 Homecoming weekend No class, instead we have an x-hour on Thursday October 25 |
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Monday October 29 |
Section 5.4 |
Section 5.4 Exercises 2, 3, 11, 16 Due Wednesday November 7 |
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Wednesday October 31 |
Section 10.1 |
Section 10.1 Exercises 1, 5, 10, 14 Due Wednesday November 7 |
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Friday November 2 |
Section 10.2 |
Section 10.2 Exercises 14, 15 Due Wednesday November 7 |
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Monday November 5 |
Section 10.3, 10.4 |
Section 10.3 Exercise 6, Section 10.4 Exercise 16, 17 Due Monday November 12 |
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Wednesday November 7 |
Section 10.5 |
Section 10.5 Exercises 3, 5, 9, 10 Due Monday November 12 |
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Friday November 9 |
Section 10.6 |
Section 10.6 Exercise 9 part a only, Exercise 13 part a only. Due Monday November 12 |
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Monday November 12 |
Section 10.7 |
Recommended homework exercise Section 10.7 Exercise 9 and Exercise 10 part a only. This homework will not be collected or graded, but similar exercises may appear on the exam. |
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Wednesday November 14 - Thursday November 15 Pre-Examination Break |
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Math 23 Final Exam is 11:30-2:30 PM on Friday November 16 in Kemeny 008 |
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Final Examinations begin on Saturday November 16 and end on Tuesday November 20 |
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