(8 Nov) Lecture notes for [[Week8]].
-(15 Nov) Lecture notes are coming; [[Assignment7]] is here.
+> 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##