This is an old revision of the document!
Ordered pair
Definition
$ X $ |
$ \langle X,x_0 \rangle \in \mathrm{it} $ |
$x_0\in X$ |
Discussion
Reference
Wikipedia: Pointed set
This is an old revision of the document!
$ X $ |
$ \langle X,x_0 \rangle \in \mathrm{it} $ |
$x_0\in X$ |
Wikipedia: Pointed set