## Linear Algebra 2270 Fall 2008

2270-3 meets at 10P:45am MTWF in LCB 215. No class Thursday.

Updated: Friday December 26: 13:57PM, 2008   Today: Tuesday August 14: 12:16PM, 2018

## 2270-3 Announcements

1. 2270 [10:45am] Records for F2008. Records 26 Dec 2008 (text)
2. 2270 [10:45am] Exam keys will be posted in January [added 25 Dec 2008]
3. 2270 [10:45am] How to use maple version 12 [added 30 Nov 2008]
Details for maple 12 under unix, windows, OS/X How to use maple 12 (2k text)
4. Take-home exam 2 graded, to be returned Dec 1 in class.

## 2270-3 Semester Project and Take-Home Exam 2

1. Exam 3 will be reduced to 1/2 size, two problems in-class. The focus of the exam will be on topics 2-3 weeks in the past.
Sample exam 3, exam date 2 Dec 2008
2. 2270-3 [10:45am] Semester Project due 15 Dec 2008, under the door 113jwb
Semester Project [replaces final exam]
Final Exam Rules: You must complete the final exam or the project [not both] by 15 December, 5pm. Those who do not do the project must schedule a final exam time prior to Dec 10. It is a 3-hour written final designed for 2 hours. The sample exam is the F2007 exam plus the Semester Project [see above].
Project Rules: You may ask questions of anyone. The work is to be in your own handwriting. Answer checks are required on problems that are not proofs or examples. The submitted document is a final presentation, your very best work, not a first draft.
3. 2270-3 [10:45am] Exam 2 Take-Home. Three problems due 18 Nov 2008 [any three]. Remainder due 21 Nov.
Take-Home Exam 2
Maple code and example for problem 1(c).
In 1(c), please submit a formula for B and a derivation. Maple code does not replace proof details. Use maple to check your formula for B [this is an answer check].

## 2270-3 Due Dates Fall 2008

1. 2270-3 [10:45am] due dates for submitted work
Due dates updated daily
2. 2270-3 [10:45am] Gradesheet with assignments.
3. 2270 [10:45am] Extra Credit. Cancel those zeros and fifty-fives!
Extra credit problems

## Maplesoft offer

Offer from Waterloo Maple to buy a copy of maple 12 for your OS/X, Linux or MS-Windows home computer or laptop.

## 2270-3 Syllabus and Gradesheet F2008

1. Gustafson's 2270-3 [10:45am] course syllabus Fall 2008
pdf postscript syllabus (106K pdf)
Linear Algebra, Otto Bretscher
2. Gustafson's 2270-3 gradesheet Fall 2008
pdf postscript gradesheet ( 40K pdf)
3. 2270 presentation suggestions for submitted work
How to improve your written work ( 25K pdf)

## 2270-3 Lecture slides

2. How to do maple graphics using a modem or dsl
Low speed internet and maple graphics (3.8K txt)

## 2270-3 Maple Fall 2008

1. 2270-3 [10:45am] maple lab 1
2. 2270-3 [10:45am] maple lab 1 code examples
3. 2270-3 [10:45am] maple lab 2
4. 2270-3 [10:45am] maple lab 2 code examples

## 2270-3 Midterm Exams Fall 2008

• Under construction
• Reference: Fall 2007 Exams
Exam 1 on 26 Sep 2007
Sample exam 1, F2007 ( 42K pdf)
Exam 1 key, A. Thaler, 26 Sep 2007
Thaler's key to exam 1, F2007 (292K pdf)
Exam 1 key, M. Saunders, 26 Sep 2007
Saunders' key to exam 1, F2007 (214K pdf)
Exam 2 on 31 Oct 2007
Sample exam 2, F2007 ( 45K pdf)
Exam 2 key, 31 Oct 2007
Key to exam 2, F2007 (242K pdf)
Exam 3 on 28 Nov 2007
Sample exam 3 ( 55K pdf)
Sample exam 3 revised, no determinants ( 55K pdf)
Exam 3 key, 28 Nov 2007
Key to exam 3, F2007 (310K pdf)
Key to exam 3 problem 2, by Andrew Thaler, F2007 (125K pdf)
Final Exam on 11 Dec 2007, 7:30-10:15am JTB 120
Final exam, F2007. Key is below. ( 59K pdf)
Key to the final exam, F2007 (361K pdf)
Study guide for the final exam S2007 (3.6K text)
Study guide for the final exam F2007 (3.2K text)
Sample final exam F2007 ( 57K pdf)

### Reference: Older 2270 exams

• Exam 1
Study guide S2007 exam 1 /w sample problems ( 42K pdf)
Exam 1 key Spring 2007 (337K pdf)
Exam 1, S2004 (33k, pdf)
Sample In-class exam 1, S2004 (23k)
• Exam 2
Sample exam 2, S2007 ( 43K pdf)
Revised Sample Exam 2, S2007 ( 43K pdf)
Exam 2 key Spring 2007 (332K pdf)
Exam 2, S2004 (46k)
• Exam 3
Sample exam 3, S2007 ( 86K pdf)
Exam 3 key Spring 2007 (332K pdf)
Exam 3 study guide, S2004 (2k, txt)
• Final exam
Study guide for the final exam S2007 (3.6K text)
Grading key for the final exam S2007 (449K pdf)
Sample final S2004, (3k, txt) (4.7K txt)

## Manuscripts Fall 2008

1. Linear Algebraic Equations manuscript S2008
Linear algebra, no matrices, DRAFT 8Feb2008 (289K pdf)
2. Vector and matrix manuscript
vectors and matrices (190K pdf)
3. Matrix Equations manuscript
matrix equations (116K pdf)
4. Determinants and Cramer's Rule manuscript
determinants (186K pdf)
5. Independence, Rank, Dimension manuscript
independence (206K pdf)
6. Eigenanalysis slides
Fourier's Model slides ( 36K pdf)
Eigenanalysis-I manuscript S2007 (203K pdf)
Eigenanalysis-II manuscript S2007 (268K pdf)

# Slides

Linear equations, reduced echelon, three rules ( 46K pdf)
Elementary matrices, vector spaces, slides ( 36K pdf)
Frame sequence and general solution, 3x3 system ( 90K pdf)
LU decomposition ( 57K pdf)
LU decomposition exercise ( 12K pdf)
Pivot method, equivalent bases ( 45K pdf)

Solution to 1.2-42. ( 28K pdf)

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Previous Course Spring 2004
Previous Course Fall 2003
Link to Department of Mathematics, University of Utah