Projective space
= Projective space
{title2=$\mathbb P^n$}
{wiki}
Projective space $\mathbb P^n$ is the set of one-dimensional subspaces of a vector space of dimension $n+1$, written in homogeneous coordinates $[x_0:\cdots:x_n]$.
= Projective space
{title2=$\mathbb P^n$}
{wiki}
Projective space $\mathbb P^n$ is the set of one-dimensional subspaces of a vector space of dimension $n+1$, written in homogeneous coordinates $[x_0:\cdots:x_n]$.