Spin structures and codimension-two homeomorphism extensions

Fan Ding, Yi Liu, Shicheng Wang +1

Let $\imath: M\to \RR^{p+2}$ be a smooth embedding from a connected, oriented, closed $p$-dimesional smooth manifold to $\RR^{p+2}$, then there is a spin structure $\imath^\sharp(ς…