Explicitly describe a nontrivial homotopy class in \(\pi _3(S^2)\). Show that it is nonzero.
Question
Math 6510 • Differentiable Manifolds
Fall 1998 • Question 14
Question
Fall 1998 • Question 14
Explicitly describe a nontrivial homotopy class in \(\pi _3(S^2)\). Show that it is nonzero.