Linear Algebra Done Right

Sheldon Axler

Videos

These videos should inform and entertain you, while providing insight and motivation. Click on a link below to see a video about the corresponding section of Linear Algebra Done Right (third edition) [if you are in a country where YouTube is blocked, try this website instead of the links below].

• Introduction
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• Section 1.A: Rⁿ and Cⁿ
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• Section 1.B: Definition of Vector Space
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• Section 1.C: Subspaces
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• Section 2.A: Span and Linear Independence
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• Section 2.B: Bases
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• Section 2.C: Dimension
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• Section 3.A: The Vector Space of Linear Maps
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• Section 3.B: Null Spaces and Ranges
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• Section 3.C: Matrices, part 1: The Matrix of a Linear Map
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• Section 3.C: Matrices, part 2: Matrix Multiplication
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• Section 3.D: Invertibility and Isomorphic Vector Spaces
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• Section 3.E: Products and Quotients of Vector Spaces, part 1: Products
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• Section 3.E: Products and Quotients of Vector Spaces, part 2: Quotients
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• Section 3.F: Duality, part 1: Dual Bases and Dual Maps
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• Section 3.F: Duality, part 2: Annihilators and the Matrix of a Dual Map
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• Chapter 4: Polynomials
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• Section 5.A: Invariant Subspaces
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• Section 5.B: Eigenvectors and Upper-Triangular Matrices, part 1: Existence of Eigenvalues
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• Section 5.B: Eigenvectors and Upper-Triangular Matrices, part 2: Upper-Triangular Matrices
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• Section 5.C: Eigenspaces and Diagonal Matrices
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• Section 6.A: Inner Products and Norms, part 1: Inner Products
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• Section 6.A: Inner Products and Norms, part 2: Norms
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• Section 6.B: Orthonormal Bases
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• Section 6.C: Orthogonal Complements and Minimization Problems, part 1: Orthogonal Complements
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• Section 6.C: Orthogonal Complements and Minimization Problems, part 2: Minimization Problems
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• Section 7.A: Self-Adjoint and Normal Operators, part 1: Adjoints
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• Section 7.A: Self-Adjoint and Normal Operators, part 2: Self-Adjoint Operators
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• Section 7.A: Self-Adjoint and Normal Operators, part 3: Normal Operators
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• Section 7.B: The Spectral Theorem
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• Section 7.C: Positive Operators and Isometries, part 1: Positive Operators
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• Section 7.C: Positive Operators and Isometries, part 2: Isometries
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• Section 7.D: Polar Decomposition and Singular Value Decomposition, part 1: Polar Decomposition
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• Section 7.D: Polar Decomposition and Singular Value Decomposition, part 2: Singular Value Decomposition
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• Section 8.A: Generalized Eigenvectors and Nilpotent Operators, part 1: Null Spaces of Powers of an Operator
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• Section 8.A: Generalized Eigenvectors and Nilpotent Operators, part 2: Generalized Eigenvectors
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• Section 8.A: Generalized Eigenvectors and Nilpotent Operators, part 3: Nilpotent Operators
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• Section 8.B: Decomposition of an Operator, part 1: Decomposition Via Generalized Eigenvectors
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• Section 8.B: Decomposition of an Operator, part 2: Block Diagonal Matrices
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• Section 8.B: Decomposition of an Operator, part 3: Square Roots of Operators
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• Section 8.C: Characteristic and Minimal Polynomials, part 1: The Characteristic Polynomial
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• Section 8.C: Characteristic and Minimal Polynomials, part 2: The Minimal Polynomial
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• Section 8.D: Jordan form
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• Section 9.A: Complexification
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• Section 9.B: Operators on Real Inner Product Spaces, part 1: Normal Operators
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• Section 9.B: Operators on Real Inner Product Spaces, part 2: Isometries
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• Section 10.A: Trace, part 1: Change of Basis
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• Section 10.A: Trace, part 2: Trace of an Operator and of a Matrix
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• Section 10.B: Determinant, part 1: Determinant of an Operator and of a Matrix
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• Section 10.B: Determinant, part 2: Change of Variables in Integration in Rⁿ
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• Linear Algebra Done Right main page

• Sheldon Axler's home page