CONTENTS
1. Introduction............................................................................................................................... 5
2. Definitions and preliminaries............................................................................................... 7
3. Main Theorem......................................................................................................................... 10
4. The groups D, D', ∆ and ∆'.................................................................................................. 12
5. The projection $θ_q: H_{p+q}(C⊗G⊗C') → H_p(C, H_g(G⊗C'))$............................... 19
6. Products................................................................................................................................... 24
7. Cap product............................................................................................................................. 27
References.................................................................................................................................. 29