let add_xml_declaration stream =
[<
- Xml.xml_cdata "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n" ;
+ Xml.xml_cdata "<?xml version=\"1.0\" ?>\n" ;
Xml.xml_cdata "\n";
Xml.xml_nempty ~prefix:box_prefix "box"
[ Some "xmlns","m","http://www.w3.org/1998/Math/MathML" ;