Performance-and-memory-optimization.md

@@ -65,13 +65,13 @@ The structure representation (data model) and the algorithms working on it can b
 
 `PENDING` 
 
-Idea: used Typed array instead of regular arrays
+Idea: use Typed array instead of regular arrays
 
 ### Create efficient math functions/operators
 
 `PENDING`
 
-Idea: get rid of `mathjs` library
+Idea: get rid of *mathjs* library
 
 Idea: implement our own math operators