M313 Linear Algebra
Table of Contents
1 Announcement
There will be no lectures on Friday 1/27, Monday 1/30, or Friday 2/3. There will be class on Wednesday 2/1 at the usual time.
There are four sets of videos for these days. Each one will have an associated gradescope assignment. The videos are posted now, but the assignments are staggered.
2 Tutoring
If you have questions, you are welcome to email me. I also recommend stopping by the Math department's free tutoring service, which is offered daily in Math 220. A schedule is available here.
3 Lecture: Inverse Matrices
3.1 Additional Reading
Section 2.2 in Lay
5 Lecture: Symmetric Matrices and the Transpose
HW 9 Due Friday
5.1 Additional Reading
For Symmetric Matrices and the Transpose, see Section 2.1 in Lay.
The LDU factorization is not covered very well in Lay. Although I discussed it in lecture and it will be on the homework, it will not be included in any exams.
6 Lecture: Vector Spaces
HW 10 Due Tuesday
6.1 Additional Reading
For Real Vector Spaces, Subspaces, and Span, see Section 4.1 in Lay
For the Column Space of a matrix A, see Section 4.2 in Lay