基金Supported by the Zhejiang Qianjiang Talent Program in 2008the Program for New Century Excellent Talents in University of Ministry of Education of China in 2010+1 种基金the National Natural Science Foundation of China(Grant No.11271321)the Fundamental Research Funds of Zhejiang University
文摘In this note, we show that avon Neumann algebra M is injective if and only if the weak＊ similarity degree d.（M） ≤ 2.
