Update properties/P000235.md

Co-authored-by: Geoffrey Sangston <geoffreysangston@gmail.com>

Author: prabau

properties/P000235.md

@@ -17,7 +17,7 @@ In the case $n=0$, the half-space $\mathbb R^0_+$ is considered the same as $\ma
 thus a point with a neighborhood homeomorphic to
 $\mathbb R^0_+$ is an isolated point.
 
-An equivalent condition for points $p\in X$ for which $n>0$ is that
+An equivalent condition for non-isolated points $p\in X$ is that
 one of the following holds:
 - $p$ has a neighborhood homeomorphic to $\mathbb R^n;$
 - $p$ has a neighborhood homeomorphic to $\mathbb R^n_+$