\begin{definition}[Definition:Pseudo-Riemannian Manifold/Dimension]
Let $M$ be a '''pseudo-Riemannian manifold''' on the real space $\R^{r + s}$.
The '''dimension''' of the '''pseudo-Riemannian manifold''' on $\R^{r + s}$ is $r + s$.
Category:Definitions/Pseudo-Riemannian Geometry
\end{definition}