证明了具有光滑对合T的(12+l)-维闭流形M,如果对合的不动点集为F=P(2,5),则(M,T)协边于零,其中l〉0.
It is shown that for any smooth closed(12+l)-dimensional manifold M with a smooth involution T whose fixed point set is F=P(2,5),then(M,T)is bounded,where t〉0.