--- a/Paper/src/AgdaTreeImpl.agda.replaced	Sat Nov 06 20:06:24 2021 +0900
+++ b/Paper/src/AgdaTreeImpl.agda.replaced	Sun Nov 07 00:51:16 2021 +0900
@@ -1,14 +1,14 @@
-record TreeMethods {n m : Level } {a : Set n } {t : Set m } (treeImpl : Set n ) : Set (m Level.@$\sqcup$@ n) where
+record TreeMethods {n m : Level } {a : Set n } {t : Set m } (treeImpl : Set n ) : Set (m Level.!$\sqcup$! n) where
   field
-    putImpl : treeImpl @$\rightarrow$@ a @$\rightarrow$@ (treeImpl @$\rightarrow$@ t) @$\rightarrow$@ t
-  getImpl  : treeImpl @$\rightarrow$@ (treeImpl @$\rightarrow$@ Maybe a @$\rightarrow$@ t) @$\rightarrow$@ t
+    putImpl : treeImpl !$\rightarrow$! a !$\rightarrow$! (treeImpl !$\rightarrow$! t) !$\rightarrow$! t
+  getImpl  : treeImpl !$\rightarrow$! (treeImpl !$\rightarrow$! Maybe a !$\rightarrow$! t) !$\rightarrow$! t
 
-record Tree  {n m : Level } {a : Set n } {t : Set m } (treeImpl : Set n ) : Set (m Level.@$\sqcup$@ n) where
+record Tree  {n m : Level } {a : Set n } {t : Set m } (treeImpl : Set n ) : Set (m Level.!$\sqcup$! n) where
   field
     tree : treeImpl
     treeMethods : TreeMethods {n} {m} {a} {t} treeImpl
-  putTree : a @$\rightarrow$@ (Tree treeImpl @$\rightarrow$@ t) @$\rightarrow$@ t
-  putTree d next = putImpl (treeMethods ) tree d (\t1 @$\rightarrow$@ next (record {tree = t1 ; treeMethods = treeMethods} ))
-  getTree : (Tree treeImpl @$\rightarrow$@ Maybe a @$\rightarrow$@ t) @$\rightarrow$@ t
-  getTree next = getImpl (treeMethods ) tree (\t1 d @$\rightarrow$@ next (record {tree = t1 ; treeMethods = treeMethods} ) d )
+  putTree : a !$\rightarrow$! (Tree treeImpl !$\rightarrow$! t) !$\rightarrow$! t
+  putTree d next = putImpl (treeMethods ) tree d (\t1 !$\rightarrow$! next (record {tree = t1 ; treeMethods = treeMethods} ))
+  getTree : (Tree treeImpl !$\rightarrow$! Maybe a !$\rightarrow$! t) !$\rightarrow$! t
+  getTree next = getImpl (treeMethods ) tree (\t1 d !$\rightarrow$! next (record {tree = t1 ; treeMethods = treeMethods} ) d )