Linear Algebra

Linear Algebra

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Covers determinants, linear spaces, systems of linear equations, linear functions of a vector argument, coordinate transformations, the canonical form of the matrix of a linear operator, bilinear and quadratic forms, Euclidean spaces, unitary spaces, quadratic forms in Euclidean and unitary spaces, finite-dimensional space. Problems with hints and more

Product details

  • Paperback | 387 pages
  • 142.24 x 208.28 x 20.32mm | 317.51g
  • Dover Publications Inc.
  • New York, United States
  • English, Russian
  • New edition
  • 9figs.
  • 048663518X
  • 9780486635187
  • 103,676

Table of contents

chapter 1   DETERMINANTS   1.1. Number Fields   1.2. Problems of the Theory of Systems of Linear Equations   1.3. Determinants of Order n   1.4. Properties of Determinants   1.5. Cofactors and Minors   1.6. Practical Evaluation of Determinants   1.7. Cramer's Rule   1.8. Minors of Arbitrary Order. Laplace's Theorem   1.9. Linear Dependence between Columns     Problems chapter 2   LINEAR SPACES   2.1. Definitions   2.2. Linear Dependence   2.3. "Bases, Components, Dimension"   2.4. Subspaces   2.5. Linear Manifolds   2.6. Hyperplanes   2.7. Morphisms of Linear Spaces     Problems chapter 3   SYSTEMS OF LINEAR EQUATIONS   3.1. More on the Rank of a Matrix   3.2. Nontrivial Compatibility of a Homogeneous Linear System   3.3. The Compatability Condition for a General Linear System   3.4. The General Solution of a Linear System   3.5. Geometric Properties of the Solution Space   3.6. Methods for Calculating the Rank of a Matrix     Problems chapter 4   LINEAR FUNCTIONS OF A VECTOR ARGUMENT   4.1. Linear Forms   4.2. Linear Operators   4.3. Sums and Products of Linear Operators   4.4. Corresponding Operations on Matrices   4.5. Further Properties of Matrix Multiplication   4.6. The Range and Null Space of a Linear Operator   4.7. Linear Operators Mapping a Space Kn into Itself   4.8. Invariant Subspaces   4.9. Eigenvectors and Eigenvalues     Problems chapter 5   COORDINATE TRANSFORMATIONS   5.1. Transformation to a New Basis   5.2. Consecutive Transformations   5.3. Transformation of the Components of a Vector   5.4. Transformation of the Coefficients of a Linear Form   5.5. Transformation of the Matrix of a Linear Operator   *5.6. Tensors     Problems chapter 6   THE CANONICAL FORM OF THE MATRIX OF A LINEAR OPERATOR   6.1. Canonical Form of the Matrix of a Nilpotent Operator   6.2. Algebras. The Algebra of Polynomials   6.3. Canonical Form of the Matrix of an Arbitrary Operator   6.4. Elementary Divisors   6.5. Further Implications   6.6. The Real Jordan Canonical Form   *6.7. "Spectra, Jets and Polynomials"   *6.8. Operator Functions and Their Matrices     Problems chapter 7   BILINEAR AND QUADRATIC FORMS   7.1. Bilinear Forms   7.2. Quadratic Forms   7.3. Reduction of a Quadratic Form to Canonical Form   7.4. The Canonical Basis of a Bilinear Form   7.5. Construction of a Canonical Basis by Jacobi's Method   7.6. Adjoint Linear Operators   7.7. Isomorphism of Spaces Equipped with a Bilinear Form   *7.8. Multilinear Forms   7.9. Bilinear and Quadratic Forms in a Real Space     Problems chapter 8   EUCLIDEAN SPACES   8.1. Introduction   8.2. Definition of a Euclidean Space   8.3. Basic Metric Concepts   8.4. Orthogonal Bases   8.5. Perpendiculars   8.6. The Orthogonalization Theorem   8.7. The Gram Determinant   8.8. Incompatible Systems and the Method of Least Squares   8.9. Adjoint Operators and Isometry     Problems chapter 9   UNITARY SPACES   9.1. Hermitian Forms   9.2. The Scalar Product in a Complex Space   9.3. Normal Operators   9.4. Applications to Operator Theory in Euclidean Space     Problems chapter 10   QUADRATIC FORMS IN EUCLIDEAN AND UNITARY SPACES   10.1. Basic Theorem on Quadratic Forms in a Euclidean Space   10.2. Extremal Properties of a Quadratic Form   10.3 Simultaneous Reduction of Two Quadratic Forms   10.4. Reduction of the General Equation of a Quadratic Surface   10.5. Geometric Properties of a Quadratic Surface   *10.6. Analysis of a Quadric Surface from Its Genearl Equation   10.7. Hermitian Quadratic Forms     Problems chapter 11   FINITE-DIMENSIONAL ALGEBRAS AND THEIR REPRESENTATIONS   11.1. More on Algebras   11.2. Representations of Abstract Algebras   11.3. Irreducible Representations and Schur's Lemma   11.4. Basic Types of Finite-Dimensional Algebras   11.5. The Left Regular Representation of a Simple Algebra   11.6. Structure of Simple Algebras   11.7. Structure of Semisimple Algebras   11.8. Representations of Simple and Semisimple Algebras   11.9. Some Further Results     Problems *Appendix   CATEGORIES OF FINITE-DIMENSIONAL SPACES   A.1. Introduction   A.2. The Case of Complete Algebras   A.3. The Case of One-Dimensional Algebras   A.4. The Case of Simple Algebras   A.5. The Case of Complete Algebras of Diagonal Matrices   A.6. Categories and Direct Sums HINTS AND ANSWERS BIBLIOGRAPHY INDEXshow more