Copied Give a careful definition of the tangent bundle of a manifold \(X\). Show that the total space of the tangent bundle of \(S^2\) is not diffeomorphic to \(S^2\times \mathbb {R}^2\). Raw LaTeX \begin{enumerate} \item Give a careful definition of the tangent bundle of a manifold \(X\). \item Show that the total space of the tangent bundle of \(S^2\) is not diffeomorphic to \(S^2\times\mathbb{R}^2\). \end{enumerate} Topic Tags Homotopy and Degree on Manifolds Smooth Manifolds and Embedded Submanifolds Stokes' Theorem and Integration on Manifolds Tangent Bundles and Vector Bundles