Fuchs群的上同调

ON THE COHOMOLOGY OF FUCH GROUPS

用群扩张的方法，在系数群为一般ＺΓ模的情形研究了Ｆｕｃｈｓ群的上同调群，给出了二次以上的上同调群的表达式．

In this paper,applying the extension of group,we discuss the cohomology of Fuchsian groups in a general case that the coefficient group is a ZΓmodule,and get some representations of H i(Γ,G)(i≥2).