<?xml version=“1.0” encoding=“UTF-8”?>
<xs:schema
xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns="http://www.w3.org/1998/Math/MathML" targetNamespace="http://www.w3.org/1998/Math/MathML" elementFormDefault="qualified" >
<xs:annotation>
<xs:documentation> This is an XML Schema module defining the "math" element of MathML. Author: Stéphane Dalmas, INRIA. </xs:documentation>
</xs:annotation>
<!– The four groups that govern a lot of things –>
<!– currently very lax. Should be tightened from Chapter 5 –>
<xs:group name=“Presentation-expr.class”>
<xs:choice> <xs:group ref="PresExpr.class"/> <xs:group ref="ContExpr.class"/> </xs:choice>
</xs:group>
<xs:group name=“Content-expr.class”>
<xs:choice> <xs:group ref="ContExpr.class"/> <xs:group ref="PresExpr.class"/> </xs:choice>
</xs:group>
<xs:group name=“PresExpr.class”>
<xs:choice> <xs:group ref="Presentation-token.class"/> <xs:group ref="Presentation-layout.class"/> <xs:group ref="Presentation-script.class"/> <xs:group ref="Presentation-table.class"/> <xs:element ref="mspace"/> <xs:element ref="maction"/> <xs:element ref="merror"/> <xs:element ref="mstyle"/> </xs:choice>
</xs:group>
<xs:group name=“ContExpr.class”>
<xs:choice> <xs:group ref="Content-tokens.class"/> <xs:group ref="Content-arith.class"/> <xs:group ref="Content-functions.class"/> <xs:group ref="Content-logic.class"/> <xs:group ref="Content-constants.class"/> <xs:group ref="Content-sets.class"/> <xs:group ref="Content-relations.class"/> <xs:group ref="Content-elementary-functions.class"/> <xs:group ref="Content-calculus.class"/> <xs:group ref="Content-linear-algebra.class"/> <xs:group ref="Content-vector-calculus.class"/> <xs:group ref="Content-statistics.class"/> <xs:group ref="Content-constructs.class"/> <xs:element ref="semantics"/> </xs:choice>
</xs:group>
<!– “math” –>
<xs:attributeGroup name=“Browser-interface.attrib”>
<xs:attribute name="baseline" type="xs:string"/> <xs:attribute name="overflow" default="scroll"> <xs:simpleType> <xs:restriction base="xs:string"> <xs:enumeration value="scroll"/> <xs:enumeration value="elide"/> <xs:enumeration value="truncate"/> <xs:enumeration value="scale"/> </xs:restriction> </xs:simpleType> </xs:attribute> <xs:attribute name="altimg" type="xs:anyURI"/> <xs:attribute name="alttext" type="xs:string"/> <xs:attribute name="type" type="xs:string"/> <xs:attribute name="name" type="xs:string"/> <xs:attribute name="height" type="xs:string"/> <xs:attribute name="width" type="xs:string"/>
</xs:attributeGroup>
<xs:attributeGroup name=“math.attlist”>
<xs:attributeGroup ref="Browser-interface.attrib"/> <xs:attribute name="macros" type="xs:string"/>
<!– deprecated
<xs:attribute name="mode" type="xs:string"/>
–>
<xs:attribute name="display" default="inline"> <xs:simpleType> <xs:restriction base="xs:string"> <xs:enumeration value="block"/> <xs:enumeration value="inline"/> </xs:restriction> </xs:simpleType> </xs:attribute> <xs:attributeGroup ref="Common.attrib"/>
</xs:attributeGroup>
<xs:group name=“math.content”>
<xs:choice> <xs:group ref="PresExpr.class"/> <xs:group ref="ContExpr.class"/> </xs:choice>
</xs:group>
<xs:complexType name=“math.type”>
<xs:group ref="math.content" minOccurs="0" maxOccurs="unbounded"/> <xs:attributeGroup ref="math.attlist"/>
</xs:complexType>
<xs:element name=“math” type=“math.type”/>
</xs:schema> <!–
Copyright û 2002 World Wide Web Consortium, (Massachusetts Institute of Technology, Institut National de Recherche en Informatique et en Automatique, Keio University). All Rights Reserved. See http://www.w3.org/Consortium/Legal/. -->