markup

diff --git a/topics/week2_lambda_intro.mdwn b/topics/week2_lambda_intro.mdwn
index 0b89457..4b09175 100644 (file)
--- a/topics/week2_lambda_intro.mdwn
+++ b/topics/week2_lambda_intro.mdwn
@@ -437,7 +437,7 @@ expressions to assign values to variables.  For instance,
     let x match 2
     in (x, x) 
 
-evaluates to the ordered pair (2, 2).  It may be helpful to think of
+evaluates to the ordered pair `(2, 2)`.  It may be helpful to think of
 a redex in the lambda calculus as a particular sort of `let`
 construction.