Wedge sum
= Wedge sum
{title2=$X\vee Y$}
{wiki}
The wedge sum of pointed spaces identifies all their basepoints. In particular, a wedge of $m$ circles has first homology $\mathbb Z^m$.
= Wedge sum
{title2=$X\vee Y$}
{wiki}
The wedge sum of pointed spaces identifies all their basepoints. In particular, a wedge of $m$ circles has first homology $\mathbb Z^m$.