<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:m="http://www.w3.org/1998/Math/MathML" elementFormDefault="qualified" targetNamespace="http://www.w3.org/1998/Math/MathML">
   <xs:include schemaLocation="mathml3-content.xsd"/>
   <xs:include schemaLocation="mathml3-presentation.xsd"/>
   <xs:include schemaLocation="mathml3-common.xsd"/>
</xs:schema>