5 Covers

Chapters in this book

1. Frontmatter I
2. 1 Basic Concepts 1
3. 2 Flat Modules, Chain Conditions and Prime Ideals 40
4. 3 Injective and Flat Modules 68
5. 4 Torsion Free Covering Modules 93
6. 5 Covers 105
7. 6 Envelopes 129
8. 7 Covers, Envelopes, and Cotorsion Theories 152
9. 8 Relative Homological Algebra and Balance 167
10. 9 Iwanaga-Gorenstein and Cohen-Macaulay Rings and Their Modules 211
11. 10 Gorenstein Modules 239
12. 11 Gorenstein Covers and Envelopes 269
13. 12 Balance over Gorenstein and Cohen-Macaulay Rings 294
14. Bibliographical Notes 319
15. Bibliography 321
16. Index 331