Let Mm be a closed
and oriented submanifold of a closed or oriented manifold Nn, such that
[M,i] = 0 ∈ Ωm(N), where i : M → N is the inclusion and Ωm(N) is the m-th
oriented bordism group of N. If n = m + 2 or m ≤ 3 or m ≤ 4 and n≠7 then M
bounds in N.