src/Tools/Metis/src/KeyMap.sig
changeset 45778 df6e210fb44c
parent 39502 cffceed8e7fa
child 72004 913162a47d9f
--- a/src/Tools/Metis/src/KeyMap.sig	Wed Dec 07 15:10:29 2011 +0100
+++ b/src/Tools/Metis/src/KeyMap.sig	Wed Dec 07 16:03:05 2011 +0100
@@ -12,6 +12,10 @@
 
 type key
 
+val compareKey : key * key -> order
+
+val equalKey : key -> key -> bool
+
 (* ------------------------------------------------------------------------- *)
 (* A type of finite maps.                                                    *)
 (* ------------------------------------------------------------------------- *)