edit

diff --git a/assignment9.mdwn b/assignment9.mdwn
index 36a7015..f476ab7 100644 (file)
--- a/assignment9.mdwn
+++ b/assignment9.mdwn
@@ -32,10 +32,10 @@ fringe before starting the comparison, if the fringes differ in an
 early position, we've wasted our time examining the rest of the trees.
 
 The second solution was to use tree zippers and mutable state to
 early position, we've wasted our time examining the rest of the trees.
 
 The second solution was to use tree zippers and mutable state to

-simulate coroutines (see [[coroutines and aborts]], and [[assignment
-8]]).  In that solution, we pulled the zipper on the first tree until
-we found the next leaf, then stored the zipper structure in the
-mutable variable while we turned our attention to the other tree.
+simulate coroutines (see [[coroutines and aborts]], and
+[[assignment8]]).  In that solution, we pulled the zipper on the first
+tree until we found the next leaf, then stored the zipper structure in
+a mutable variable while we turned our attention to the other tree.

 This solution is efficient: the zipper doesn't visit any leaves beyond
 the first mismatch.
 
 This solution is efficient: the zipper doesn't visit any leaves beyond
 the first mismatch.
 


@@ -57,8 +57,8 @@ Two strategies for solving the problem
     solution.
 
 2.  Review how the continuation-flavored tree\_monadizer managed to
     solution.
 
 2.  Review how the continuation-flavored tree\_monadizer managed to

-    map a tree to a list of its leaves, in [[manipulating trees with
-    monads]].  Spend some time trying to understand exactly what it
+    map a tree to a list of its leaves, in [[manipulating trees with monads]].
+    Spend some time trying to understand exactly what it

     does: compute the tree-to-list transformation for a tree with two
     leaves, performing all beta reduction by hand using the
     definitions for bind\_continuation, unit\_continuation and so on.
     does: compute the tree-to-list transformation for a tree with two
     leaves, performing all beta reduction by hand using the
     definitions for bind\_continuation, unit\_continuation and so on.