Index: src/java/org/apache/lucene/search/Explanation.java
===================================================================
--- src/java/org/apache/lucene/search/Explanation.java	(revision 666093)
+++ src/java/org/apache/lucene/search/Explanation.java	(working copy)
@@ -41,7 +41,7 @@
    * @see #getValue
    */
   public boolean isMatch() {
-    return (0.0f < getValue());
+    return (0.0f != getValue());
   }