Cover image for Elementary linear algebra with applications
Title:
Elementary linear algebra with applications
Personal Author:
Edition:
3rd ed.
Publication Information:
Philadelphia, Pa. : Saunders College, 1996
ISBN:
9780030103476
Subject Term:

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30000010053454 QA184 H54 1996 Open Access Book Book
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30000003852864 QA184 H54 1996 Open Access Book Book
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Summary

Summary

This edition strives to develop students' geometric intuition as a foundation for learning the concepts of span and linear independence. Applications are integrated throughout to illustrate the mathematics and to motivate the student. Numerical ideas and concepts using the computer are interspersed throughout the text; instructors can use these at their discretion. This textbook allows the instructor considerable flexibility to choose the applications and numerical topics to be covered according to his or her tastes and the students' needs.


Table of Contents

Preface
List of Applications
1 Introduction to Linear Equations and Matrices
Introduction to Linear Systems and Matrices
Gaussian Elimination
The Algebra of Matrices: Four Descriptions of the Product
Inverses and Elementary Matrices
Gaussian Elimination as a Matrix Factorization
Transposes, Symmetry, and Band Matrices: An Application
Numerical and Programming Considerations: Partial Pivoting, Overwriting Matrices, and Ill-Conditioned Systems
Review Exercises
2 Determinants
The Determinant Function
Properties of Determinants
Finding det A Using Signed Elementary Products
Cofactor Expansion: Cramer's Rule
Applications
Review Exercises
3 Vector Spaces
Vectors in 2- and 3-Spaces
Euclidean n-Space
General Vector Spaces
Subspaces, Span, Null Spaces
Linear Independence
Basis and Dimension
The Fundamental Subspaces of a Matrix
Rank
Coordinates and Change of Basis
An Application: Error-Correcting Codes
Review Exercises
Cumulative Review Exercises
4 Linear Transformations, Orthogonal Projections and Least Squares
Matrices as Linear Transformation
Relationships Involving Inner Products
Least Squares and Orthogonal Projections
Orthogonal Bases and the Gram-Schmidt Process
Orthogonal Matrices, QR Decompositions, and Least Squares (Revisited)
Encoding the QR Decompositions: A Geometric Approach
General Matrices of Linear of Linear Transformations
Similarity
Review Exercises
Cumulative Review Exercises
5 Eigenvectors and Eigenvalues
A Brief Introduction to Determinants
Eigenvalues and Eigenvectors
Diagonalization
Symmetric Matrices
An Application - Difference Equations: Fibonacci Sequences and Markov Processes
An Application -Differential Equations
An Application -- Quadratic Forms
Solving the Eigenvalue Problem Numerically
Review Exercises
Cumulative Review Exercises
6 Further Directions
Function Spaces
The Singular Value Decomposition -- Generalized Inverses, the General Least-Squares Problem, and an Approach to Ill-Conditioned Systems
Iterative Method
Matrix Norms
General Vector Spaces and Linear Transformations Over an Arbitrary Field
Review Exercises
Appendix A More on LU Decompositions
Appendix B Counting Operations and Gauss-Jordan Elimination
Appendix C Another Application
Appendix D Introduction to MATLAB and Projects
Bibliography and Further Readings
Index