Math 23

Differential equations

Written Homework

for the section taught by

Vladimir Chernov

 

Attention: the homework assigned over a week will be due on Wednesday of the next week during the usual class time. The homework assigned during the week of Tuesday May 26-Friday May 29 will be due on Monday June 1

 

Lectures

Sections in Text

Homework Assignment

Monday March 30, 2009

Sections 1.1, 1.2 and start 1.3

Section 1.1  Exercises 7, 12  

Section 1.2  Exercise 8 (a,b)  

Section 1.3  Exercise 12

Due Wednesday April 8

Wednesday April 1

We do have a lecture this is not a joke

Sections 1.3 and 2.1

Section 1.3 Exercise 12

Section 2.1 Exercises 15, 17

Due Wednesday April 8

Friday April 3

Sections 2.2 and 2.4

Section 2.2 Exercises 3, 8

Section 2.4 Exercises 3, 14 and25

Due Wednesday April 8

Monday April 6

Section 2.3

Section 2.3 Exercises 2,4 and 8 (part a and b only)

Due Wednesday April 15

Wednesday April 8

Section 2.5

Section 2.5 Exercises 3,13, and 15 (part a only)

Due Wednesday April 15

Friday April 10

Section 2.6

Section 2.6 Exercises 2, 14, and 28

Due Wednesday April 15

Monday April 13

Final day for electing to use the Non-Recording Option.

Section 3.1 and Section 3.2

Section 3.1 Exercises 11, 12

Section 3.2 Exercises 11, 23, 27

Due Wednesday April 22

Wednesday April 15

Sections 3.2, 3.4

Section 3.2 Exercises 19, 35, 39

Section 3.4 Exercise 2, 13, 14

Due Wednesday April 22

Friday April 17

Section 3.3 and Section 3.5

Section 3.3 Exercises 1, 5, 11, 19

Section 3.5 Exercises 1, 2, 13, 14

Due Wednesday April 22

Monday April 20

Section 3.5

Section 3.5 Exercises 16 and 18

Due Wednesday April 29

Tuesday April 21

x-hour instead of the class on Friday April 24

First Midterm Exam 6-8 PM in Carpenter 013

Sections 3.6

Section 3.6 Exercises 10, 15

Due Wednesday April 29

Wednesday April 22

Sections 3.7 and 3.8

Section 3.7 Exercise 6

Section 3.8 Exercise 9

Due Wednesday April 29

Friday April 24

No class for Chernovís Section

 

 

Monday April 27

Sections 4.1, 4.2

Section 4.1 Exercises 2, 6, 8

Section 4.2 Exercises 13, 16

Due Wednesday May 6

Wednesday April 29

Sections 4.2 and 4.3

Section 4.2 Exercises 17, 21

Section 4.3 Exercises 13, 15, 17

Due Wednesday May 6

Friday May 1

Sections 4.3 and 5.1

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.

Monday May 4

Section 5.2 and Section 5.3

Section 5.2 Exercises  2, 3, 15(a), 16(a)

Due Wednesday May 13

Tuesday May 5

x-hour

Section 5.3 and Section 5.4

Section 5.3 Exercises 2, 7

Due Wednesday May 13

Wednesday May 6

Section 5.4, Section 7.1

Section 5.4 Exercises 2, 3, 11, 16

Due Wednesday May 13

Friday May 8

Section 7.2 and Section 7.3

Section 7.3 Exercises 3, 8, 19, 25, 29

Due Wednesday May 13

Monday May 11

Section 7.4, Section 7.5

Section 7.4 Exercises 5, 6

Section 7.5 Exercises 9, 11

Due Wednesday May 20

Tuesday May 12

x-hour

Section 7.5, Section 7.6

Section 7.5 Exercises 12, 14

Due Wednesday May 20

Wednesday May 13

Second Midterm Exam 6-8 PM in Carpenter 013

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 May 20

Friday May 15

Section 7.8

Section 7.8 Exercises 2, 3, 5

Due Wednesday May 20

Monday May 18

Note that Tuesday May 19 is the final day to withdraw from a course

Section 10.1

Section 10.1 Exercises 1, 5, 10, 14

Due Wednesday May 27

Wednesday May 20

Section 10.2

Section 10.2 Exercises 14, 15

Due Wednesday May 27

Friday May 22

Section 10.3 and Section 10.4

Section 10.3 Exercise 6,

Section 10.4 Exercise 16, 17

Due Wednesday May 27

Monday May 25

Memorial Day Holiday

No class

 

 

Wednesday May 27

Final day to alter grade limit filed under the Non-Recording Option.

Section 10.5

Section 10.5 Exercises 3, 5, 9, 10

Due Monday June 1

Friday May 29

Section 10.6

Recommended homework:

Section 10.6 Exercise 9, 13 parts a only. The homework exercises for this day will not be graded.

Monday June 1

Section 10.7

Recommended homework:

Section 10.7 Exercise 1, 5 parts a only. The homework exercises for this day will not be graded.

June 3-4 Pre-Examination Break

 

 

Math 23 Final Exam is 3-6 PM Friday June 5

in Moore Filene

Final Examinations begin on Friday June 5 and end on Tuesday June 9