vi CONTENTS
28. Super Mayer-Vietoris and unfaithful modules 132
Chapter 7. Direct Sums 137
29. General Results 137
30. Decomposition of G(M); relation to direct summands of M 139
31. Examples: Simplest ?(A); Direct-Sum Decompositions 145
Chapter 8. Finite Normalization 149
32.
A
r versus
r
r 149
33. Structure of A. Another simple G{A) 151
34. Example: - Q(M) ^ G(A) 153
35. Power Isomorphism, Cancellation, Power Cancellation 154
36. Unsplit Mayer-Vietoris; Example: 0(A) ^ r?(A) + 0;
Cancellation in
rL\sfn\
158
Appendix A. 163
37. Open Problems 163
Appendix B. 165
38. Terminology Index 165
39. Notation Index 167
Bibliography 169
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