Preface / 0: |
Abstract Algebra and Algebraic Reasoning / 1: |
Abstract Algebra / 1.1: |
Algebraic Structures / 1.2: |
The\Algebraic Method / 1.3: |
The\Standard Number Systems / 1.4: |
The\Integers and Induction / 1.5: |
Exercises / 1.6: |
Algebraic Preliminaries / 2: |
Sets and Set Theory / 2.1: |
Set Operations / 2.1.1: |
Functions / 2.2: |
Equivalence Relations and Factor Sets / 2.3: |
Sizes of Sets / 2.4: |
Binary Operations / 2.5: |
The\Algebra of Sets / 2.5.1: |
Algebraic Structures and Isomorphisms / 2.6: |
Groups / 2.7: |
Rings and the Integers / 2.8: |
Rings and the Ring of Integers / 3.1: |
Some Basic Properties of Rings and Subrings / 3.2: |
Examples of Rings / 3.3: |
The\Modular Rings / 3.3.1: |
Noncommutative Rings / 3.3.2: |
Rings Without Identities / 3.3.3: |
Rings of Subsets / 3.3.4: |
Direct Sums of Rings / 3.3.5: |
Summary of Examples / 3.3.6: |
Ring Homomorphisms and Isomorphisms / 3.4: |
Integral Domains and Ordering / 3.5: |
Mathematical Induction and the Uniqueness of Z / 3.6: |
Number Theory and Unique Factorization / 3.7: |
Elementary Number Theory / 4.1: |
Divisibility and Primes / 4.2: |
Greatest Common Divisors / 4.3: |
The\Fundamental Theorem of Arithmetic / 4.4: |
Congruences and Modular Arithmetic / 4.5: |
Unique Factorization Domains / 4.6: |
Fields / 4.7: |
Fields and Division Rings / 5.1: |
Construction and Uniqueness of the Rationals / 5.2: |
Fields of Fractions / 5.2.1: |
The\Real Number System / 5.3: |
The\Completeness of R (Optional) / 5.3.1: |
Characterization of R (Optional) / 5.3.2: |
The\Construction of R (Optional) / 5.3.3: |
The\p-adic Numbers (Optional) / 5.3.4: |
The\Field of Complex Numbers / 5.4: |
Geometric Interpretation / 5.4.1: |
Polar Form and Euler's Identity / 5.4.2: |
DeMoivre's Theorem for Powers and Roots / 5.4.3: |
Basic Group Theory / 5.5: |
Groups, Subgroups and Isomorphisms / 6.1: |
Examples of Groups / 6.2: |
Permutations and the Symmetric Group / 6.2.1: |
Subgroups and Lagrange's Theorem / 6.2.2: |
Generators and Cyclic Groups / 6.4: |
Factor Groups and the Group Isomorphism Theorems / 6.5: |
Normal Subgroups / 7.1: |
Factor Groups / 7.2: |
Examples of Factor Groups / 7.2.1: |
The\Group Isomorphism Theorems / 7.3: |
Direct Products and Abelian Groups / 7.4: |
Direct Products of Groups / 8.1: |
Direct Products of Two Groups / 8.1.1: |
Direct Products of Any Finite Number of Groups / 8.1.2: |
Abelian Groups / 8.2: |
Finite Abelian Groups / 8.2.1: |
Free Abelian Groups / 8.2.2: |
The\Basis Theorem for Finitely Generated Abelian Groups / 8.2.3: |
Symmetric and Alternating Groups / 8.3: |
Symmetric Groups and Cycle Structure / 9.1: |
The\Alternating Groups / 9.1.1: |
Conjugation in Sn / 9.1.2: |
The\Simplicity of An / 9.2: |
Group Actions and Topics in Group Theory / 9.3: |
Group Actions / 10.1: |
Conjugacy Classes and the Class Equation / 10.2: |
The\Sylow Theorems / 10.3: |
Some Applications of the Sylow Theorems / 10.3.1: |
Groups of Small Order / 10.4: |
Solvability and Solvable Groups / 10.5: |
Solvable Groups / 10.5.1: |
The\Derived Series / 10.5.2: |
Composition Series and the Jordan-Holder Theorem / 10.6: |
Topics in Ring Theory / 10.7: |
Ideals in Rings / 11.1: |
Factor Rings and the Ring Isomorphism Theorem / 11.2: |
Prime and Maximal Ideals / 11.3: |
Prime Ideals and Integral Domains / 11.3.1: |
Maximal Ideals and Fields / 11.3.2: |
Principal Ideal Domains and Unique Factorization / 11.4: |
Polynomials and Polynomial Rings / 11.5: |
Polynomial Rings over a Field / 12.1: |
Unique Factorization of Polynomials / 12.2.1: |
Euclidean Domains / 12.2.2: |
F[x] as a Principal Ideal Domain / 12.2.3: |
Polynomial Rings over Integral Domains / 12.2.4: |
Zeros of Polynomials / 12.3: |
Real and Complex Polynomials / 12.3.1: |
The\Fundamental Theorem of Algebra / 12.3.2: |
The\Rational Roots Theorem / 12.3.3: |
Solvability by Radicals / 12.3.4: |
Algebraic and Transcendental Numbers / 12.3.5: |
Unique Factorization in Z[x] / 12.4: |
Algebraic Linear Algebra / 12.5: |
Linear Algebra / 13.1: |
Vector Analysis in R3 / 13.1.1: |
Matrices and Matrix Algebra / 13.1.2: |
Systems of Linear Equations / 13.1.3: |
Determinants / 13.1.4: |
Vector Spaces over a Field / 13.2: |
Euclidean n-Space / 13.2.1: |
Vector Spaces / 13.2.2: |
Subspaces / 13.2.3: |
Bases and Dimension / 13.2.4: |
Testing for Bases in Fn / 13.2.5: |
Dimension and Subspaces / 13.3: |
Algebras / 13.4: |
Inner Product Spaces / 13.5: |
Banach and Hilbert Spaces / 13.5.1: |
The\Gram-Schmidt Process and Orthonormal Bases / 13.5.2: |
The\Closest Vector Theorem / 13.5.3: |
Least-Squares Approximation / 13.5.4: |
Linear Transformations and Matrices / 13.6: |
Matrix of a Linear Transformation / 13.6.1: |
Linear Operators and Linear Functionals / 13.6.2: |
Fields and Field Extensions / 13.7: |
Abstract Algebra and Galois Theory / 14.1: |
Field Extensions / 14.2: |
Algebraic Field Extensions / 14.3: |
F-automorphisms, Conjugates and Algebraic Closures / 14.4: |
Adjoining Roots to Fields / 14.5: |
Splitting Fields and Algebraic Closures / 14.6: |
Automorphisms and Fixed Fields / 14.7: |
Finite Fields / 14.8: |
Transcendental Extensions / 14.9: |
A\Survey of Galois Theory / 14.10: |
An\Overview of Galois Theory / 15.1: |
Galois Extensions / 15.2: |
Automorphisms and the Galois Group / 15.3: |
The\Fundamental Theorem of Galois Theory / 15.4: |
A\Proof of the Fundamental Theorem of Algebra / 15.5: |
Some Applications of Galois Theory / 15.6: |
The\Insolvability of the Quintic / 15.6.1: |
Some Ruler and Compass Constructions / 15.6.2: |
Algebraic Extensions of R / 15.6.3: |
Bibliography / 15.7: |
Index |
Preface / 0: |
Abstract Algebra and Algebraic Reasoning / 1: |
Abstract Algebra / 1.1: |
Algebraic Structures / 1.2: |
The\Algebraic Method / 1.3: |
The\Standard Number Systems / 1.4: |