Factors with prescribed number of invariant subalgebras not arising from subgroups
Yongle JiangQinxuan Xu
所有作者
Yongle JiangQinxuan Xu
文献摘要
For any given integer n≥1, we construct i.c.c. groups G such that the II1 factors L(G) have exactly n-many G-invariant von Neumann subalgebras not arising from subgroups.