Let M be an orientable n-manifold. Suppose N is a closed, connected (n − 1) submanifold tha separates M. Prove that N is
Posted: Tue Sep 07, 2021 7:29 am
Let M be an orientable n-manifold. Suppose N is a closed, connected (n − 1) submanifold tha separates M. Prove that N is orientable.