The Basic Objects of Algebra / Part 1: |
Groups / Chapter I: |
Monoids / 1.: |
Normal subgroups / 2.: |
Cyclic groups / 4.: |
Operations of a group on a set / 5.: |
Sylow subgroups / 6.: |
Direct sums and free abelian groups / 7.: |
Finitely generated abelian groups / 8.: |
The dual group / 9.: |
Inverse limit and completion / 10.: |
Categories and functors / 11.: |
Free groups / 12.: |
Rings / Chapter II: |
Rings and homomorphisms |
Commutative rings |
Polynomials and group rings |
Localization |
Principal and factorial rings |
Modules / Chapter III: |
Basic definitions |
The group of homomorphisms |
Direct products and sums of modules |
Free modules |
Vector spaces |
The dual space and dual module |
Modules over principal rings |
Euler-Poincare maps |
The snake lemma |
Direct and inverse limits |
Polynomials / Chapter IV: |
Basic properties for polynomials in one variable |
Polynomials over a factorial ring |
Criteria for irreducibility |
Hilbert's theorem |
Partial fractions |
Symmetric polynomials |
Mason-Stothers theorem and the abc conjecture |
The resultant |
Power series |
Algebraic Equations / Part 2: |
Algebraic Extensions / Chapter V: |
Finite and algebraic extensions |
Algebraic closure |
Splitting fields and normal extensions |
Separable extensions |
Finite fields |
Inseparable extensions |
Galois Theory / Chapter VI: |
Galois extensions |
Examples and applications |
Roots of unity |
Linear independence of characters |
The norm and trace |
Cyclic extensions |
Solvable and radical extensions |
Abelian Kummer theory |
The equation X[superscript n] - a = 0 |
Galois cohomology |
Non-abelian Kummer extensions |
Algebraic independence of homomorphisms |
The normal basis theorem / 13.: |
Infinite Galois extensions / 14.: |
The modular connection / 15.: |
Extensions of Rings / Chapter VII: |
Integral ring extensions |
Integral Galois extensions |
Extension of homomorphisms |
Transcendental Extensions / Chapter VIII: |
Transcendence bases |
Noether normalization theorem |
Linearly disjoint extensions |
Separable and regular extensions |
Derivations |
Algebraic Spaces / Chapter IX: |
Hilbert's Nullstellensatz |
Algebraic sets, spaces and varieties |
Projections and elimination |
Resultant systems |
Spec of a ring |
Noetherian Rings and Modules / Chapter X: |
Basic criteria |
Associated primes |
Primary decomposition |
Nakayama's lemma |
Filtered and graded modules |
The Hilbert polynomial |
Indecomposable modules |
Real Fields / Chapter XI: |
Ordered fields |
Real fields |
Real zeros and homomorphisms |
Absolute Values / Chapter XII: |
Definitions, dependence, and independence |
Completions |
Finite extensions |
Valuations |
Completions and valuations |
Discrete valuations |
Zeros of polynomials in complete fields |
Linear Algebra and Representations / Part 3: |
Matrices and Linear Maps / Chapter XIII: |
Matrices |
The rank of a matrix |
Matrices and linear maps |
Determinants |
Duality |
Matrices and bilinear forms |
Sesquilinear duality |
The simplicity of SL[subscript 2](F)/[plus or minus]1 |
The group SL[subscript n](F), n [greater than or equal] 3 |
Representation of One Endomorphism / Chapter XIV: |
Representations |
Decomposition over one endomorphism |
The characteristic polynomial |
Structure of Bilinear Forms / Chapter XV: |
Preliminaries, orthogonal sums |
Quadratic maps |
Symmetric forms, orthogonal bases |
Symmetric forms over ordered fields |
Hermitian forms |
The spectral theorem (hermitian case) |
The spectral theorem (symmetric case) |
Alternating forms |
The Pfaffian |
Witt's theorem |
The Witt group |
The Tensor Product / Chapter XVI: |
Tensor product |
Basic properties |
Flat modules |
Extension of the base |
Some functorial isomorphisms |
Tensor product of algebras |
The tensor algebra of a module |
Symmetric products |
Semisimplicity / Chapter XVII: |
Matrices and linear maps over non-commutative rings |
Conditions defining semisimplicity |
The density theorem |
Semisimple rings |
Simple rings |
The Jacobson radical, base change, and tensor products |
Balanced modules |
Representations of Finite Groups / Chapter XVIII: |
Representations and semisimplicity |
Characters |
1-dimensional representations |
The space of class functions |
Orthogonality relations |
Induced characters |
Induced representations |
Positive decomposition of the regular character |
Supersolvable groups |
Brauer's theorem |
Field of definition of a representation |
Example: GL[subscript 2] over a finite field |
The Alternating Product / Chapter XIX: |
Definition and basic properties |
Fitting ideals |
Universal derivations and the de Rham complex |
The Clifford algebra |
Homological Algebra / Part 4: |
General Homology Theory / Chapter XX: |
Complexes |
Homology sequence |
Euler characteristic and the Grothendieck group |
Injective modules |
Homotopies of morphisms of complexes |
Derived functors |
Delta-functors |
Bifunctors |
Spectral sequences |
Finite Free Resolutions / Chapter XXI: |
Special complexes |
Finite free resolutions |
Unimodular polynomial vectors |
The Koszul complex |
The Transcendence of e and [Pi] / Appendix 1: |
Some Set Theory / Appendix 2: |
Bibliography |
Index |
The Basic Objects of Algebra / Part 1: |
Groups / Chapter I: |
Monoids / 1.: |