updated ST_IsValid's reference to the OGC specs.

git-svn-id: http://svn.osgeo.org/postgis/trunk@4597 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/doc/reference.xml b/doc/reference.xml
index 80a9fc1b8c6d4e9c442afc47c08e901d1962a189..72d12fc969f186dc0bc801f96778eb503f51652b 100644 (file)
--- a/doc/reference.xml
+++ b/doc/reference.xml
@@ -4168,7 +4168,7 @@ FROM (SELECT 'LINESTRING(0 0, 0 1, 1 0, 1 1, 0 0)'::geometry AS the_geom) AS foo
                        <imageobject>
                          <imagedata fileref="images/check.png" />
                        </imageobject>
-                 </inlinemediaobject> This method implements the <ulink
+                 </inlinemediaobject> This method implements the concept of validity expressed in the <ulink
                url="http://www.opengeospatial.org/standards/sfs">OpenGIS Simple Features
                Implementation Specification for SQL.</ulink></para>