Math 221

Linear Algebra

Fall Semester, 2004

Syllabus

Links are to the homework assignments.

1.1   Introduction to linear systems
1.2   Matrices, vectors and Gauss-Jordan elimination
1.3   On the solutions of linear systems: matrix algebra


2.1 Introduction to linear transformations and their inverses 2.2 Linear transformations in geometry 2.3 The inverse of a linear transformation 2.4 Matrix products


3.1 Image and kernel of a linear transformation 3.2 Subspaces of R^n; bases and linear independence 3.3 The dimension of a subspace of R^n 3.4 Coordinates


4.1 Skip - Introduction to linear spaces 4.2 Skip - Libear transformations and isometries 4.3 Skip - The matrix of a linear transformation


5.1 Orthogonal projection and orthonormal bases 5.2 Gram-Schmidt process and QR factorization 5.3 Orthogonal transformations and orthogonal matrices 5.4 Least squares and data fitting 5.5 Skip - Inner product spaces


6.1 Introduction to determinants 6.2 Properties of the determinant 6.3 Geometrical interpretations of the determinant; Cramer's rule


7.1 Dynamical systems and eigenvectors: an introductory example 7.2 Finding the eigenvalues of a matrix 7.3 Finding the eigenvectors of a matrix 7.4 Diagonalization 7.5 Complex eigenvalues 7.6 Stability


8.1 Symmetric matrices 8.2 Quadratic forms 8.3 Singular values


9.1 Skip - An introduction to continuous dynamical systems 9.2 Skip - The complex case: Euler's formula 9.3 Skip - Linear differential operators and linear differential equations


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