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Applied Linear Algebra
Math 2210Q § 006 & § 011
Fall 2019

Schedule

All linked section numbers direct to pdf copies of old lecture notes. Resources used in class will appear in the supplements column. The most recent upload of this semester's lecture notes can be found here.

Week
Sec.
Topic
Supplements
Glossary
1
1.1
Systems of linear equations
Consistentency in three dimensions
1.1
1.2
Row reduction and echelon forms
A summary
1.2
2
1.2 - -

1.3
Vector equations
Visualizing vectors:
In R3 (with components)
Addition (with commutativity)

Linear combinations example
1.3
3
1.3 - -

1.4
The matrix equation Ax = b

1.4
1.5
Solution sets of linear systems

1.5
4
1.5 - -

1.7
Linear independence

1.7
5
1.8
Introduction to linear transformations
Some nice videos on linear transformations
Two dimensions
Three dimensions
Differing dimensions
1.8
1.9
The matrix of a linear transformation
Standard matrices for common transformations
1.9
6
2.1
Matrix operations
A neat connection.
2.1
2.2
The inverse of a matrix
Computing the inverse of a 'large' matrix (.mw)
2.2
2.3
Characterizations of invertible matrices
The invertible matrix theorem
2.3
7
2.3 - -

3.1
Introduction to determinants

3.1
3.2
Properties of the determinant

3.2
Exam I
Chapters 1 and 2.
"Study guide"

8
3.2 - -

3.3
The geometry of the determinant
Volume under a linear transformation

Visualizing area under a linear transformation
A nice discussion of the geometry of the determinant
3.3
4.1
Vector spaces

4.1
9
4.1
Vector spaces


10
4.1 - -

4.2
Null space and column space
Contrasting the null and column space of a matrix
4.2
11
4.3
Linearly independent sets; bases

4.3
4.4
Coordinate systems
A natural subspace with no natural coordinates
4.4
12
5.1
Eigenvectors and eigenvalues
A two dimensional eigenspace
5.1
5.2
The characteristic equation

5.2
Exam II
Chapters 3 and 4.
"Study guide"

13
5.3
Diagonalization

5.3
5.4
Eigenvectors and linear transformations

5.4
14

Fall recess


15
6
Norms, orthogonality and inner products

6.1
16
Final
Cumulative.
006: Tuesday Dec. 10 3:30 - 5:30 in our classroom.
011: Saturday Dec. 14 3:30 - 5:30 in our classroom.
"Study guide"