Preface to the First Edition |
Preface to the Second Edition |
Notation |
Basic Notation / 1: |
Chapter-by-Chapter Notation / 2: |
Polynomials / Part I: |
Cubic Equations |
Cardan's Formulas / 1.1: |
Permutations of the Roots / 1.2: |
Cubic Equations over the Real Numbers / 1.3: |
Symmetric Polynomials |
Polynomials of Several Variables / 2.1: |
Computing with Symmetric Polynomials (Optional) / 2.2: |
The Discriminant / 2.4: |
Roots of Polynomials / 3: |
The Existence of Roots / 3.1: |
The Fundamental Theorem of Algebra / 3.2: |
Fields / Part II: |
Extension Fields / 4: |
Elements of Extension Fields / 4.1: |
Irreducible Polynomials / 4.2: |
The Degree of an Extension / 4.3: |
Algebraic Extensions / 4.4: |
Normal and Separable Extensions / 5: |
Splitting Fields / 5.1: |
Normal Extensions / 5.2: |
Separable Extensions / 5.3: |
Theorem of the Primitive Element / 5.4: |
The Galois Group / 6: |
Definition of the Galois Group / 6.1: |
Galois Groups of Splitting Fields / 6.2: |
Examples of Galois Groups / 6.3: |
Abelian Equations (Optional) / 6.5: |
The Galois Correspondence / 7: |
Galois Extensions / 7.1: |
Normal Subgroups and Normal Extensions / 7.2: |
The Fundamental Theorem of Galois Theory / 7.3: |
First Applications / 7.4: |
Automorphisms and Geometry (Optional) / 7.5: |
Applications / Part III: |
Solvability by Radicals / 8: |
Solvable Groups / 8.1: |
Radical and Solvable Extensions / 8.2: |
Solvable Extensions and Solvable Groups / 8.3: |
Simple Groups / 8.4: |
Solving Polynomials by Radicals / 8.5: |
The Casus Irreducbilis (Optional) / 8.6: |
Cyclotomic Extensions / 9: |
Cyclotomic Polynomials / 9.1: |
Gauss and Roots of Unity (Optional) / 9.2: |
Geometric Constructions / 10: |
Constructible Numbers / 10.1: |
Regular Polygons and Roots of Unity / 10.2: |
Origami (Optional) / 10.3: |
Finite Fields / 11: |
The Structure of Finite Fields / 11.1: |
Irreducible Polynomials over Finite Fields (Optional) / 11.2: |
Further Topics / Part IV: |
Lagrange, Galois, and Kronecker / 12: |
Lagrange / 12.1: |
Galois / 12.2: |
Kronecker / 12.3: |
Computing Galois Groups / 13: |
Quartic Polynomials / 13.1: |
Quintic Polynomials / 13.2: |
Resolvents / 13.3: |
Other Methods / 13.4: |
Solvable Permutation Groups / 14: |
Polynomials of Prime Degree / 14.1: |
Imprimitive Polynomials of Prime-Squared Degree / 14.2: |
Primitive Permutation Groups / 14.3: |
Primitive Polynomials of Prime-Squared Degree / 14.4: |
The Lemniscate / 15: |
Division Points and Arc Length / 15.1: |
The Lemniscatic Function / 15.2: |
The Complex Lemniscatic Function / 15.3: |
Complex Multiplication / 15.4: |
Abel's Theorem / 15.5: |
Abstract Algebra / A: |
Basic Algebra / A.1: |
Complex Numbers / A.2: |
Polynomials with Rational Coefficients / A.3: |
Group Actions / A.4: |
More Algebra / A.5: |
Index |
Preface to the First Edition |
Preface to the Second Edition |
Notation |