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<?xml version="1.0" encoding="UTF-8"?>
<!--
A RelaxNG schema for Open Mathematical documents (OMDoc 1.3) Module CTH
$Id: omdoccth.rnc 8979 2011-11-29 04:56:59Z kohlhase $
$HeadURL: https://svn.omdoc.org/repos/omdoc/branches/omdoc-1.3/schema/rnc/omdoccth.rnc $
See the documentation and examples at http://www.omdoc.org
Copyright (c) 2004-2007 Michael Kohlhase, released under the GNU Public License (GPL)
-->
<grammar ns="http://omdoc.org/ns" xmlns:omdoc="http://omdoc.org/ns" xmlns="http://relaxng.org/ns/structure/1.0">
<define name="constitutive.class" combine="interleave">
<zeroOrMore>
<ref name="inclusion"/>
</zeroOrMore>
</define>
<define name="imports.model" combine="interleave">
<interleave>
<optional>
<ref name="morphism"/>
</optional>
<optional>
<attribute name="type">
<choice>
<value>local</value>
<value>global</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="conservativity">
<choice>
<value>conservative</value>
<value>monomorphism</value>
<value>definitional</value>
</choice>
</attribute>
</optional>
<optional>
<attribute name="conservativity-just">
<ref name="omdocref"/>
</attribute>
</optional>
</interleave>
</define>
<define name="toplevel.attribs" combine="interleave">
<optional>
<attribute name="generated-via">
<ref name="omdocref"/>
</attribute>
</optional>
</define>
<define name="constitutive.attribs" combine="interleave">
<optional>
<attribute name="generated-via">
<ref name="omdocref"/>
</attribute>
</optional>
</define>
<define name="omdoc.class" combine="interleave">
<interleave>
<zeroOrMore>
<ref name="theory-inclusion"/>
</zeroOrMore>
<zeroOrMore>
<ref name="axiom-inclusion"/>
</zeroOrMore>
</interleave>
</define>
<define name="theory-inclusion.justification">
<zeroOrMore>
<ref name="obligation"/>
</zeroOrMore>
</define>
<define name="axiom-inclusion.justification">
<zeroOrMore>
<ref name="obligation"/>
</zeroOrMore>
</define>
<define name="fromto.attrib">
<interleave>
<ref name="from.attrib"/>
<attribute name="to">
<ref name="omdocref"/>
</attribute>
</interleave>
</define>
<!-- attributes 'to' and 'from' are URIref -->
<define name="morphism.attribs">
<interleave>
<ref name="id.attribs"/>
<optional>
<attribute name="hiding">
<ref name="omdocrefs"/>
</attribute>
</optional>
<optional>
<attribute name="base">
<ref name="omdocrefs"/>
</attribute>
</optional>
</interleave>
</define>
<define name="morphism.model">
<optional>
<ref name="def.eq"/>
</optional>
</define>
<define name="morphism">
<element name="morphism">
<choice>
<ref name="tref"/>
<interleave>
<ref name="morphism.attribs"/>
<ref name="morphism.model"/>
</interleave>
</choice>
</element>
</define>
<!-- base points to some other morphism it extends -->
<define name="inclusion.attribs">
<interleave>
<ref name="id.attribs"/>
<attribute name="via">
<ref name="omdocref"/>
</attribute>
</interleave>
</define>
<define name="inclusion.model">
<empty/>
</define>
<define name="inclusion">
<element name="inclusion">
<choice>
<ref name="tref"/>
<interleave>
<ref name="inclusion.attribs"/>
<ref name="inclusion.model"/>
</interleave>
</choice>
</element>
</define>
<!-- via points to a theory-inclusion -->
<define name="theory-inclusion.attribs">
<interleave>
<ref name="toplevel.attribs"/>
<ref name="fromto.attrib"/>
</interleave>
</define>
<define name="theory-inclusion.model">
<interleave>
<optional>
<ref name="metadata"/>
</optional>
<optional>
<ref name="morphism"/>
</optional>
<ref name="theory-inclusion.justification"/>
</interleave>
</define>
<define name="theory-inclusion">
<element name="theory-inclusion">
<choice>
<ref name="tref"/>
<interleave>
<ref name="theory-inclusion.attribs"/>
<ref name="theory-inclusion.model"/>
</interleave>
</choice>
</element>
</define>
<define name="axiom-inclusion.attribs">
<interleave>
<ref name="toplevel.attribs"/>
<ref name="fromto.attrib"/>
</interleave>
</define>
<define name="axiom-inclusion.model">
<interleave>
<optional>
<ref name="metadata"/>
</optional>
<optional>
<ref name="morphism"/>
</optional>
<ref name="axiom-inclusion.justification"/>
</interleave>
</define>
<define name="axiom-inclusion">
<element name="theory-inclusion">
<choice>
<ref name="tref"/>
<interleave>
<ref name="axiom-inclusion.attribs"/>
<ref name="axiom-inclusion.model"/>
</interleave>
</choice>
</element>
</define>
<define name="obligation.attribs">
<interleave>
<ref name="id.attribs"/>
<attribute name="induced-by">
<ref name="omdocref"/>
</attribute>
<attribute name="assertion">
<ref name="omdocref"/>
</attribute>
</interleave>
</define>
<define name="obligation.model">
<empty/>
</define>
<define name="obligation">
<element name="obligation">
<choice>
<ref name="tref"/>
<interleave>
<ref name="obligation.attribs"/>
<ref name="obligation.model"/>
</interleave>
</choice>
</element>
</define>
</grammar>
<!--
attribute 'assertion' is a URIref, points to an assertion
that is the proof obligation induced by the axiom or definition
specified by 'induced-by'.
-->
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