Let \(X\) be the quotient space of the 2-sphere \(S^2\) under the identifications \(x\sim -x\) for \(x\) in the equator \(S^1\). Compute the homology groups \(H_i(X)\) using any method you like.
Question
Math 6510 • Differentiable Manifolds
Fall 2006 • Question 12