Some advice:
- * You don't need to re-express the epistemic modality part of their semantics, just the treatment of indefinites. Though extra credit if you do the whole thing.
+ * You don't need to re-express the epistemic modality part of their semantics, just their treatment of extensional predicate logic. Though extra credit if you want to do the whole thing.
- * You'll want to use the implementation of "implicitly represented" mutable variables that we discussed at the end of this week's meeting, or the "state monad" Chris presented, which is a simple version of the former. Conceptually, though, it's sometimes useful to switch back and forth between the "implicitly represented" model and the "explicitly represented" model.
+ * You'll want to use the implementation of "implicitly represented" mutable variables that we discussed at the end of this week's meeting, or the "state monad" Chris presented, which is a simple version of the former.
* Here are some [hints](/hints/assignment_7_hint_1).