论文标题
第一个betti编号和崩溃
First Betti number and collapse
论文作者
论文摘要
我们表明，当riemannian歧管序列倒在较低的RICCI曲率结合下时，第一个betti数的下降不能超过维度。
We show that when a sequence of Riemannian manifolds collapses under a lower Ricci curvature bound, the first Betti number cannot drop more than the dimension.
