Book:L. Mirsky/An Introduction to Linear Algebra

L. Mirsky: An Introduction to Linear Algebra

Published $\text {1955}$, Oxford at the Clarendon Press

Subject Matter

• Linear Algebra

Contents

Preface

PART $\text {I}$: DETERMINANTS, VECTORS, MATRICES, AND LINEAR EQUATIONS

$\text {I}$. DETERMINANTS

1.1. Arrangements and the $\epsilon$-symbol

1.2. Elementary properties of determinants

1.3. Multiplication of determinants

1.4. Expansion theorems

1.5. Jacobi's theorem

1.6. Two special theorems on linear equations

$\text {II}$. VECTOR SPACES AND LINEAR MANIFOLDS

2.1. The algebra of vectors

2.2. Linear manifolds

2.3. Linear dependence and bases

2.4. Vector representation of linear manifolds

2.5. Inner products and orthonormal bases

$\text {III}$. THE ALGEBRA OF MATRICES

3.1. Elementary algebra

3.2. Preliminary notions concerning matrices

3.3. Addition and multiplication of matrices

3.4. Application of matrix technique to linear substitutions

3.5. Adjugate matrices

3.6. Inverse matrices

3.7. Rational functions of a square matrix

3.8. Partitioned matrices

$\text {IV}$. LINEAR OPERATORS

4.1. Change of basis in a linear manifold

4.2. Linear operators and their representations

4.3. Isomorphisms and automorphisms of linear manifolds

4.4. Further instances of linear operators

$\text {V}$. SYSTEMS OF LINEAR EQUATIONS AND RANK OF MATRICES

5.1. Preliminary results

5.2. The rank theorem

5.3. The general theory of linear equations

5.4. Systems of homogeneous linear equations

5.5. Miscellaneous applications

5.6. Further theorems on rank of matrices

$\text {VI}$. ELEMENTARY OPERATIONS AND THE CONCEPT OF EQUIVALENCE

6.1. $E$-operations and $E$-matrices

6.2. Equivalent matrices

6.3. Applications of the preceding theory

6.4. Congruence transformations

6.5. The general concept of equivalence

6.6. Axiomatic characterization of determinants

PART $\text {II}$: FURTHER DEVELOPMENT OF MATRIX THEORY

$\text {VII}$. THE CHARACTERISTIC EQUATION

7.1. The coefficients of the characteristic polynomial

7.2. Characteristic polynomials and similarity transformations

7.3. Characteristic roots of rational functions of matrices

7.4. The minimum polynomial and the theorem of Cayley and Hamilton

7.5. Estimates of characteristic roots

7.6. Characteristic vectors

$\text {VIII}$. ORTHOGONAL AND UNITARY MATRICES

8.1. Orthogonal matrices

8.2. Unitary matrices

8.3. Rotations in the plane

8.4. Rotations in space

$\text {IX}$. GROUPS

9.1. The axioms of group theory

9.2. Matrix groups and operator groups

9.3. Representation of groups by matrices

9.4. Groups of singular matrices

9.5. Invariant spaces and groups of linear transformations

$\text {X}$. CANONICAL FORMS

10.1. The idea of a canonical form

10.2. Diagonal canonical forms under the similarity group

10.3. Diagonal canonical forms under the orthogonal similarity group and the unitary similarity group

10.4. Triangular canonical forms

10.5. An intermediate canonical form

10.6. Simultaneous similarity transformations

$\text {XI}$. MATRIX ANALYSIS

11.1. Convergent matrix sequences

11.2. Power series and matrix functions

11.3. The relation between matrix functions and matrix polynomials

11.4. Systems of linear differential equations

PART $\text {III}$: QUADRATIC FORMS

$\text {XII}$. BILINEAR, QUADRATIC, AND HERMITIAN FORMS

12.1. Operators and forms of the bilinear and quadratic types

12.2. Orthogonal reduction to diagonal form

12.3. General reduction to diagonal form

12.4. The problem of equivalence. Rank and signature

12.5. Classification of quadrics

12.6. Hermitian forms

$\text {XIII}$. DEFINITE AND INDEFINITE FORMS

13.1. The value classes

13.2. Transformations of positive definite forms

13.3. Determinantal criteria

13.4. Simultaneous reduction of two quadratic forms

13.5. The inequalities of Hadamard, Minkowski, Fischer, and Oppenheim

BIBLIOGRAPHY

INDEX

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