Math 27. Linear Algebra

Fall 2011


Since the final exam is next Saturday (Dec. 10), I will add office hours on Wednesday and Friday from 10am to 1pm. Feel free to come to ask questions about the material from the semester.

The solutions to Homework 11 can be found here.

The solutions to the Chapter 6 Review 2 are posted here. The worksheet can be found here here.

Homework 11 is due on Friday December 2, 2011:
Section 6.4: 2, 4, 10, 14, 18
Section 6.5: 2, 6, 12, 14, 18, 24
Section 6.6: 2, 4, 8a, 10a
Section 6.7: 2, 4, 6, 8, 14, 16, 20

The solutions to the Chapter 6 Review 1 are posted here.

The solutions to Homework 10 are posted here.

The solutions to the second midterm are posted here.

The solutions to the Chapter 5 Review are posted here.

The solutions to the Chapter 4 Review are posted here.

The solutions to the first midterm are posted here.


Linear Algebra and its applications (4th edition) by David C. Lay.

Tentative schedule of topics covered

This schedule is subject to change, but it should give you an idea of the topics we will cover.


Sections in the textbook


Week 1 1.1, 1.2, 1.3, 1.4
Week 2 1.5, 1.7, 1.8, 1.9
Week 3 2.1, 2.2, 2.3 No class on September 16.
Week 4 3.1, 3.2, 3.3
Week 5 4.1, 4.2 The first midterm is on Tuesday September 27.
Week 6 4.3, 4.4, 4.5
Week 7 Fall Break. No classes from Oct. 10 to Oct. 14
Week 8 4.6, 4.7
Week 9 5.1, 5.2 No class on October 28.
Week 10 5.3, 5.4, 5.5
Week 11 6.1 The second midterm is on November 10.
Week 12 6.2, 6.3, 6.4
Week 13 6.5, 6.6 No class on November 25 (Thanksgiving Break).
Week 14 6.7
Week 15 Review


The course grade will be based on:
Homework 15%,
Midterm 1 25% ,
Midterm 2 25% and
Final Exam 35%.


There will be homework due roughly every week. It will consist typically of a reading assignment (of the part of the book covered in class) and some problems. Collaboration in the homework is permitted, but you are not allowed to copy someone else's work. The solutions must be written individually. You have to mention on your problem set the names of the students that you worked with.


On the midterms and the final exam you must work on the problems on your own. No collaboration permitted in the exams.

The first midterm will be on Tuesday September 27, 2011 from 5pm to 7pm. Room SC 101.

The second midterm will be on Thursday November 10, 2011 from 5pm to 7pm. Room SC 101.

The final exam will be on Saturday December 10, 2011 from 9am to 12pm. Room SC 199.

Accommodations Statement

If you believe that you need accommodations for a disability, please contact Leslie Hempling in the Office of Student Disability Services, located in Parrish 130, or e-mail lhempli1 to set up an appointment to discuss your needs and the process for requesting accommodations. Leslie Hempling is responsible for reviewing and approving disability-related accommodation requests and, as appropriate, she will issue students with documented disabilities an Accommodation Authorization Letter. Since accommodations may require early planning and are not retroactive, please contact her as soon as possible. For details about the Student Disabilities Service and the accomodations process, visit

You are also welcome to contact me privately to discuss your academic needs. However, all disability-related accommodations must be arranged through Leslie Hempling in the Office Of Student Disability Services.

Last modified on Dec. 2, 2011.