Book:László Fuchs/Infinite Abelian Groups/Volume I
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László Fuchs: Infinite Abelian Groups, Volume $\text { I }$
Published $\text {1970}$, New York: Academic Press
Continued in Infinite Abelian Groups, Volume II.
Subject Matter
Contents
- Preface
- I. Preliminaries
- 1. Definitions
- 2. Maps and Diagrams
- 3. The Most Important Types of Groups
- 4. Modules
- 5. Categories of Abelian Groups
- 6. Functorial Subgroups and Quotient Groups
- 7. Topologies in Groups
- Notes
- II. Direct Sums
- 8. Direct Sums and Direct Products
- 9. Direct Summands
- 10. Pullback and Pushout Diagrams
- 11. Direct Limits
- 12. Inverse Limits
- 13. Completeness and Completions
- Notes
- III. Direct Sums of Cyclic Groups
- 14. Free Abelian Groups—Defining Relations
- 15. Finitely Generated Groups
- 16. Linear Independence and Rank
- 17. Direct Sums of Cyclic $p$-Groups
- 18. Subgroups of Direct Sums of Cyclic Groups
- 19. Countable Free Groups
- Notes
- IV. Divisible Groups
- 20. Divisibility
- 21. Injective Groups
- 22. Systems of Equations
- 23. The Structure of the Divisible Groups
- 24. The Divisible Hull
- 25. Finitely Cogenerated Groups
- Notes
- V. Pure Subgroups
- 26. Purity
- 27. Bounded Pure Subgroups
- 28. Quotient Groups Modulo Pure Subgroups
- 29. Pure-Exact Sequences
- 30. Pure-Projectivity and Pure-Injectivity
- 31. Generalizations of Purity
- Notes
- VI. Basic Subgroups
- 32. $p$-Basic Subgroups
- 33. Basic Subgroups of $p$-Groups
- 34. Further Results on $p$-Basic Subgroups
- 35. Different $p$-Basic Subgroups
- 36. Basic Subgroups are Endomorphic Images
- 37. The Ulm Sequence
- Notes
- VII. Algebraically Compact Groups
- 38. Algebraic Compactness
- 39. Complete Groups
- 40. The Structure of Algebraically Compact Groups
- 41. Pure-Essential Extensions
- 42. More about Algebraically Compact Groups
- Notes
- VIII. Homomorphism Groups
- 43. Groups of Homomorphisms
- 44. Exact Sequences for Hom
- 45. Certain Subgroups for Hom
- 46. Homomorphism Groups of Torsion Groups
- 47. Character Groups
- 48. Duality between Discrete Torsion and $0$-Dimensional Compact Groups
- Notes
- IX. Groups of Extensions
- 49. Group Extensions
- 50. Extensions as Short Exact Sequences
- 51. Exact Sequences for Ext
- 52. Elementary Properties of Ext
- 53. The Functor Pext
- 54. Cotorsion Groups
- 55. The Structure of Cotorsion Groups
- 56. The Ulm Factors of Cotorsion Groups
- 57. Applications to Ext
- 58. Injective Properties of Cotorsion Groups
- Notes
- X. Tensor and Torsion Products
- 59. The Tensor Product
- 60. Exact Sequences for Tensor Products
- 61. The Structure of Tensor Products
- 62. The Torsion Product
- 63. Exact Sequences for Tor
- 64. The Structure of Torsion Products
- Notes
- Bibliography
- Table of Notations
- Author Index
- Subject Index