Spelling

Intermediate/Vectors 1/main.tex

@@ -116,7 +116,7 @@
 		In other words, two vectors are equivalent if they have the same length and direction. If this is the case, we write $v = w$.
 
 		\note<Note 1>{
-			Convince yourself that this is true. Why are these two definitions of vector equivalence interchangable?
+			Convince yourself that this is true. Why are these two definitions of vector equivalence interchangeable?
 		}
 
 		\note<Note 2>{