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linear algebra 1

Systems of Linear Equations

Understanding linear equations, their geometric interpretations, and how systems of equations relate to intersections of geometric objects.

Gaussian Elimination and Row Reduction

Learn how to systematically solve systems of linear equations using augmented matrices, row operations, and echelon forms.

Existence and Uniqueness of Solutions

Understand when a system has a solution and when that solution is unique using row reduction and free variables.

Vectors in Euclidean Space

Introduction to vectors, their geometric interpretation, and fundamental vector operations

Introduction to Matrices

Define matrices and understand matrix-vector multiplication and its linear properties

Vector Equations and Matrix Equations

Express systems of linear equations as vector and matrix equations, and prove why systems have 0, 1, or infinitely many solutions

Parametric Forms of Lines and Planes

Understand parametric representations of lines and planes using vectors

Homogeneous Linear Systems

Understand homogeneous systems Ax = 0 and their solution sets

Span and Linear Independence

Understand the span of vectors and when vectors are linearly independent

Linear Transformations

Understand linear transformations and their matrix representations

One-to-One and Onto Transformations

Understand injectivity and surjectivity of linear transformations via matrix properties