[postgis-commits] svn - r2897 - in trunk/doc: . html html/images

[postgis-commits at postgis.refractions.net]

Author: kneufeld
Date: 2008-07-30 21:57:39 -0700 (Wed, 30 Jul 2008)
New Revision: 2897

Removed:
   trunk/doc/html/images/st_crosses-math.gif
Modified:
   trunk/doc/html/style.css
   trunk/doc/reference_new.xml
Log:
replaced the mathematical gif expression in ST_Crosses with simple html markup

Deleted: trunk/doc/html/images/st_crosses-math.gif
===================================================================
(Binary files differ)

Modified: trunk/doc/html/style.css
===================================================================
--- trunk/doc/html/style.css	2008-07-30 14:05:00 UTC (rev 2896)
+++ trunk/doc/html/style.css	2008-07-31 04:57:39 UTC (rev 2897)
@@ -40,4 +40,5 @@
 .sect2 { margin-top: 40px; }
 .sect3 { margin-top: 30px; }
 .caption p {font-style: italic; font-size: 90%;}
-.remark { background: #ffff00; }
\ No newline at end of file
+.remark { background: #ffff00; }
+.equation {font-style: italic; font-size: 90%;}
\ No newline at end of file

Modified: trunk/doc/reference_new.xml
===================================================================
--- trunk/doc/reference_new.xml	2008-07-30 14:05:00 UTC (rev 2896)
+++ trunk/doc/reference_new.xml	2008-07-31 04:57:39 UTC (rev 2897)
@@ -2596,16 +2596,11 @@
 
       <para>In mathematical terms, this is expressed as :</para>
 
-      <remark>TODO: replace this with a MathML equivalent</remark>
+      <para>
+        <equation>a.Crosses(b) &hArr; (dim(I(a) &cap; I(b)) &lt; max(dim(I(a)),dim(I(b))) 
+        &and; (a &cup; b &ne; a) &and; (a &cup; b &ne; b)</equation>
+      </para>
       
-      <informalfigure>
-        <mediaobject>
-          <imageobject>
-            <imagedata fileref="images/st_crosses-math.gif" />
-          </imageobject>
-        </mediaobject>
-      </informalfigure>
-
       <para>The DE-9IM Intersection Matrix for the two geometries is:</para>
 
       <itemizedlist>