Math 309 - Linear Algebra and Differential Equations

  Sec. 1, Cowley Hall 47, 8:50-9:45 MTWH

Instructor: Dr. Jeff Baggett
Office: 1026 Cowley Hall
Phone: 785-8393
email: baggett.jeff@uwlax.edu

If you find problems with links on the website, or missing material, please email me
   
  Week 11
11/19  
11/18 6.3/6.4 Gram-Schmidt Procedure
Watch Lecture: Flash Format (requires flash player, should be available throughout campus and in most browsers)
Class Notes
Continue on HW Sheet
11/17 6.3/6.4 Least Squares Problems and Orthogonal Projections.
Watch Lecture: Flash Format
Class Notes
Continue on HW Sheet
11/16 Chapter 6 Continued - Orthogonal Subspaces, orthogonal complements
Class Notes
Continue on HW Sheet.
  Week 10
11/12 Introduction to Chapter 6 - Orthogonality
Homework Sheet for Chapter 6
Quiz 8
Class Notes
11/11 5.6 Nullity and Rank
Notes
11/10 5.5 Continued
Notes
11/9 5.5 Col Space, Row Space, Null Space
Notes
HW: 2d, 3, 5, 6-12 (do enough), 13, 14, 15, 16, 19
  Week 9
11/5 Test 2 on 4.1 - 5.4.
11/4 Test 2 Review
11/3 Answered questions on 5.4 at the board - no digital notes. 
11/2 More on Bases and Dimension
5.4 HW: 1, 2, 3ab, 4a, 5, 7ab, 9b, 12, 13, 18, 22a, 31, 32, 33
Class Notes
  Week 8
10/29 Introduced 5.4 Bases and Dimension
Quiz 7
10/28 Questions and more about linear independence
Class Notes
10/27 Mostly answered questions about 5.2, but introduced linear independence from 5.3.
HW: 5.3: 1, 2abc, 4a, 5a, 6a, 8, 9, 11, 12, 16, 18, 24, 27
Class Notes
10/26 Introduced 5.2 - Subspaces
HW 5.2: 1, 2,5, also do 9,10 from 5.1 as subspace problems, 6bdf, 7bc, 8ac, 9a, 11ac, 15, 16, 17, 23, 24
Quiz 6 Solutions
Class Notes
  Week 7
10/22 Quiz 6
10/21 HW: 5.1: 1, 2, 5, 8, 22, 25, 27, 32
10/20 4.3 Questions.  Introduced 5.1.  No 5.1 homework yet.
Limited Notes
10/19 No class today.  Use the time to work on 4.3 homework.
Homework for 4.3 is due Wednesday.
Quiz 5 Due today.
Limited Notes
  Week 6
10/15 4.3 More on Linear Transformations - HW: 1, 2, 4, 7, 8, 14, 15, 25, 26
Partial Class Notes
Quiz 5 Due Monday at beginning of Class
10/14 4.2 Linear Transformations (including parts of 4.3 really)
Partial Class Notes
10/13 Finished 4.1, Started 4.2: 1bd, 3, 4ac, 5bd, 6, 8, 10, 13, 16, 19, 22, 26, 29, 30
Partial Class Notes (laptop versus projector part 2)
10/12 Exam 1 Solutions (Part A, Part B)
Went over 4.1: HW: 1*, 3, 4, 5bc, 6*, 7, 8, 9*, 10ab, 11*, 14*, 16, 23, 34, 37, also try a couple of proofs from 28-32. For the problems with *, don't do every part, but do enough to feel comfortable.
Partial Class Notes (laptop and projector are fighting)
  Week 5
10/8 Exam 1 (Part A, Part B)
10/7 Reviewed for Exam 1
Class Notes
Exam 1 Review Sheet (ignore parts on 4.1, 4.2) - Exam 1 is beginning through 2.3.
10/6 laptop is back. 
Class Notes (but some was on white board as that has been my habit the past few days)
No New HW - just catch up.
Exam is through Chapter 2
10/5 2.3 HW 1b, 2-6, 12a, 18, 20, 22, 23
no digital notes.
  Week 4
10/1  2.2 HW 2, 3, 5, 7, 9, 12, 14a
No digital notes as laptop is out.
9/30 Answered questions from 1.7.  Finished 2.1. Began 2.2.  Quiz tomorrow through 2.1. 
No digital class notes as laptop is having issues!
9/29 More on determinants from 2.1 - continue current HW. Collected 1.6 HW.
Class Notes.
9/28 1.7 HW 1c, 2b, 4, 8, 14, 18, 20ab, 26, 30
Chapter 1 Review: pg 76 - 2, 5, 7, 9, 10, 11(a), 14, 16
2.1 (barely started): 2ab, 3acf, 5, 7, 8, 10, 29, 30, 33
1.6 Homework will be collected tomorrow !!!
Quiz 3 Solutions
  Week 3
9/23 Finished 1.6
Class Notes
Quiz 3 (due by Friday afternoon)
9/23

1.6 - 1, 5, 6, 9ab, 12, 15, 17, 18, 21, 24, 25, 29
Class Notes

9/22 Mostly done with 1.5. Try ALL of 1.5 HW.
Class Notes
9/21

Finished 1.4 (almost), began 1.5 (to be finished tomorrow)
HW - 1.5: 2, 3, 6a, 7b, 8a, 10, 12, 17, 18, 22, 23
Class Notes
Quiz 2 Solutions

  Week 2
9/17

Nearly Finished 1.4
HW: 7bd, 8, 9a, 15-17, 29, 31, 34
Class Notes
Quiz 2

9/16

Started 1.4
Class Notes
HW 1.4: 1b, 2b, 4, 6

9/15 Finished 1.3
Class Notes
HW: Section 1.3:

1acg, 3acgk, 4ab, 5adg, 7ac, 8, 20, 21ad, 29ad, 30

9/14 Class Notes
Finished 1.2
Went over Quiz 1 (solutions)
  Week1
9/10 Answered Questions from 1.2
Class Notes
Quiz 1
9/9 Online row reduction calculator
Class Notes
HW: Section 1.2: 1, 3, 4ad, 5bc, 6ac, 10, 12, 13, 16b, 17, 26, 31, 32
9/8 Introduction to course + Section 1.1 (Linear Algebra Book)
Syllabus
Class Notes
HW: Section 1.1 1bdf, 3ab, 4b, 5a, 6a, 7, 11, 14
  Week 2
12/18 Final Exam 12:15-2:15, Location TBA (probably in regular classroom)