Homotopy types of 4-manifolds with 3-manifold fundamental groups
Jonathan A. Hillman
所有作者
Jonathan A. Hillman
文献摘要
We show that the homotopy type of a 4-manifold M whose fundamental group is a finitely presentable PD3-group π and with w1(M)=w1(π) is determined by π, π2(M), k1(M) and the equivariant intersection pairing λM.