add zipper

[lambda.git] / index.mdwn

diff --git a/index.mdwn b/index.mdwn
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--- a/index.mdwn
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@@ -53,12 +53,20 @@ preloaded is available at [[assignment 3 evaluator]].
 
 >      Topics: Monads; [[Reader Monad for Variable Binding]]; [[Reader Monad for Intensionality]]
 
+(8 Nov) Lecture notes for [[Week8]].
+
+>      Topics: Reader Monad for Jacobson's Variable-Free Semantics
+
+(15 Nov, 22 Nov) Lecture notes for [[Week9]]; [[Assignment7]]. Everyone auditing in the class is encouraged to do this assignment, or at least work through the substantial "hints".
+
+>      Topics: Mutable Variables; Passing by Reference
+
 
 [[Upcoming topics]]
 
 [[Advanced Topics]]
 
->      Topics: Version 4 lists, Monads in Category Theory
+>      Topics: Version 4 lists, Monads in Category Theory, Calculator Improvements
 
 ##Scheme and OCaml##