fix typos

content/Math4201/Math4201_L29.md

@@ -51,7 +51,7 @@ Therefore, $X$ is uncountable.
 
 #### Definition of limit point compact
 
-A space $X$ is limit point compact if any infinite subset of $X$ has a [limit point](./Math4201_L8#limit-points) in $X$.
+A space $X$ is limit point compact if any infinite subset of $X$ has a [limit point](../Math4201_L8#limit-points) in $X$.
 
 _That is, $\forall A\subseteq X$ and $A$ is infinite, there exists a point $x\in X$ such that $x\in U$, $\forall U\in \mathcal{T}$ containing $x$, $(U-\{x\})\cap A\neq \emptyset$._