bounding box clarification && (that it's 2D)

git-svn-id: http://svn.osgeo.org/postgis/trunk@7481 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/reference_operator.xml b/doc/reference_operator.xml
index 276317a0a59168b2e23c6df9bf1305a1dd16544c..91e7301f65f1179332f9d50cb8141a329735ded1 100644 (file)
--- a/doc/reference_operator.xml
+++ b/doc/reference_operator.xml
@@ -5,7 +5,7 @@
                  <refnamediv>
                        <refname>&amp;&amp;</refname>
 
-                       <refpurpose>Returns <varname>TRUE</varname> if A's bounding box intersects B's.</refpurpose>
+                       <refpurpose>Returns <varname>TRUE</varname> if A's 2D bounding box intersects B's 2D bounding box.</refpurpose>
                  </refnamediv>
 
                  <refsynopsisdiv>