X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2FSequence.java;h=091f7aec4df3914439679c8938954b805f085597;hp=e5db6c8360e8535bf4ff04255a8620aa5070b731;hb=297f374e023e781f38f3fb2d6122c951f224380e;hpb=4b5b35b9dbcf29da663c72d12aaf6ac3d2083d27

diff --git a/src/edu/berkeley/sbp/Sequence.java b/src/edu/berkeley/sbp/Sequence.java
index e5db6c8..091f7ae 100644
--- a/src/edu/berkeley/sbp/Sequence.java
+++ b/src/edu/berkeley/sbp/Sequence.java
@@ -80,10 +80,10 @@ public abstract class Sequence extends Element implements Iterable<Element> {
     }
 
     // DO NOT MESS WITH THE FOLLOWING LINE!!!
-    private Forest.Ref epsilonForm = null;
+    private Forest.Many epsilonForm = null;
     Forest epsilonForm() {
         if (epsilonForm!=null) return epsilonForm;
-        epsilonForm = new Forest.Ref();
+        epsilonForm = new Forest.Many();
         epsilonForm.merge(firstp().rewrite(null, false));
         return epsilonForm;
     }