+++ /dev/null
-<?xml version="1.0"?>
-
-<!-- Rdf Schema definition for theory files:
-xmlns:hth="http://www.cs.unibo.it/~schena/schema-hth.rdf#" -->
-
-<!DOCTYPE rdf:RDF [
- <!ENTITY rdfns 'http://www.w3.org/1999/02/22-rdf-syntax-ns#'>
- <!ENTITY rdfsns 'http://www.w3.org/2000/01/rdf-schema#'>
- <!ENTITY dcns 'http://www.cs.unibo.it/~schena/dces#'>
- <!ENTITY dcqns 'http://www.cs.unibo.it/~schena/dcq#'>
- <!ENTITY xschemans 'http://www.w3.org/1999/XMLSchema-datatypes#'>
- <!ENTITY hthns 'http://www.cs.unibo.it/~schena/schema-hth.rdf#'>
- ]>
-
-<rdf:RDF xml:lang="en"
- xmlns:rdf="&rdfns;"
- xmlns:rdfs="&rdfsns;"
- xmlns:dc="&dcns;"
- xmlns:dcq="&dcqns;"
- xmlns:xs="&xschemans;">
-
-<!-- RICORDA: specificare i contenuti dei dc elements: problemi con RSSDB -->
-<!-- RICORDA: aggiungi euler properties -->
-
-<!-- Description of Schema -->
-
-<rdf:Description rdf:about="&hthns;">
- <rdf:value>The HELM Element Set v0.1</rdf:value>
- <dc:title>The HELM Theory Element Set v0.1</dc:title>
- <dc:publisher>The HELM Project</dc:publisher>
- <dc:description>The HELM metadata vocabulary is a simple vocabulary
- intended to facilitate discovery of mathematical resources.
- </dc:description>
- <dc:language>English</dc:language>
- <dc:relation rdf:resource="http://ww.cs.unibo.it/helm/"/>
- <dc:date>2001-12-12</dc:date>
-</rdf:Description>
-
-
-<!-- Classes -->
-
-<rdfs:Class rdf:ID="MathResource">
- <rdfs:comment>Mathematical resources</rdfs:comment>
- <rdfs:subClassOf rdf:resource="&rdfsns;Resource"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="Theory">
- <rdfs:comment>Mathematical resources represented by theories</rdfs:comment>
- <rdfs:subClassOf rdf:resource="#MathResource"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="TheoryItem">
- <rdfs:comment>Theory items represented by: axiom, fact, definition, theorem, lemma, corollary, variable, specified by a XPath expression</rdfs:comment>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="HelmFormat">
- <rdfs:comment>HELM File formats of a mathematical resource (possible values of the Dublin Core property Format). Possible values of the rdf:about
-attribute can be XML.cic, XML.hol, XML.mizar. Each Helm format describes
-a logical framework. The class dcq:IMT contains values as text/xml, text/xhtml,
-text/mml, text/ps, text/tex, text/pdf.</rdfs:comment>
- <rdfs:subClassOf rdf:resource="&dcqns;FormatScheme"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="HelmURI">
- <rdfs:comment>HELM URIs of a mathematical resource</rdfs:comment>
- <rdfs:subClassOf rdf:resource="&dcqns;URI"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="HelmID">
- <rdfs:comment>HELM identifiers</rdfs:comment>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<rdfs:Class rdf:ID="Contact">
- <rdfs:comment>Creator contact information</rdfs:comment>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdfs:Class>
-
-<!-- Added subProperties of the Property dc:relation -->
-
-<rdf:Property rdf:ID="isBasedOn">
- <rdfs:comment>A relation between mathematical resources</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;relation"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="#HelmURI"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="isBasisFor">
- <rdfs:comment>A relation between mathematical resources</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;relation"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="#HelmURI"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="isSourceFor">
- <rdfs:comment>A relation between mathematical resources</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;relation"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="#HelmURI"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="hasSource">
- <rdfs:comment>A relation between mathematical resources</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;relation"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="#HelmURI"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- subProperties of Property hth:dependence -->
-
-<rdf:Property rdf:ID="uses">
- <rdfs:comment>A dependence between theory items (for instance: between a theorem or anything else and a variable)</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="isUsedBy">
- <rdfs:comment>A dependence between theory items (for instance: between a variable and
-a theorem or anything else)</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="hasConsequence">
- <rdfs:comment>A dependence between theory items (for instance: between a theorem and
-a corollary)</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="isConsequenceOf">
- <rdfs:comment>A dependence between theory items (for instance: between a corollary
-and a theorem). Alternatively: IsResultOf</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="hasPremise">
- <rdfs:comment>A dependence between theory items (for instance: between a theorem
-and a lemma)</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="isPremiseOf">
- <rdfs:comment>A dependence between theory items (for instance: between a lemma
-and a theorem)</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="#dependence"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- Possible values of rdf:value of the dct:Text instance of dct:DCMIType,
-can be: Abstract, Paper, Bibliography, HomePage, LectureNotes, Monograph,
-PatentSpec, Preprints, Proceedings, Review, Separatum, Serial, TechReport,
-Thesis, Enclosure, General. -->
-<!-- There are dct:Image and dct:Software. Possible values of rdf:value
-of the dct:Software can be: Exec, Source. -->
-<!-- Text.general describes a document not of the following types. -->
-<!-- A helm theory has no type per se -->
-
-<!-- Properties -->
-
-<rdf:Property rdf:ID="theoryItem">
- <rdfs:comment>Theory item</rdfs:comment>
- <rdfs:domain rdf:resource="#Theory"/>
- <rdfs:range rdf:resource="#TheoryItem"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="dependence">
- <rdfs:comment>Dependence between theory items</rdfs:comment>
- <rdfs:domain rdf:resource="#TheoryItem"/>
- <rdfs:range rdf:resource="#HelmID"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="itemType">
- <rdfs:comment>Axiom, Fact, Definition, Theorem, Lemma, Corollary,
-Variable. Redundant info: it is already captured by the corresponding xml data</rdfs:comment>
- <rdfs:domain rdf:resource="#TheoryItem"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="label">
- <rdfs:comment>Description of the kind of objects: data type,
-algorithm, specification, theorem containing algorithm, verification (that the
-implementation satisfies the specification), predicate/relation, proposition</rdfs:comment>
- <rdfs:domain rdf:resource="#TheoryItem"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- ex. f:N->Z => N>->Z and n:Nat => n:Z -->
-<rdf:Property rdf:ID="isCoercion">
- <rdfs:comment>A Definition item can be a coercion</rdfs:comment>
- <rdfs:domain rdf:resource="#TheoryItem"/>
- <rdfs:range rdf:resource="&xschemans;boolean"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- The id info is no more contained in the theory xml doc, so there isn't
-redundant info between metadata and data -->
-<rdf:Property rdf:ID="ident">
- <rdfs:comment>Identifier of a theory item</rdfs:comment>
- <rdfs:domain rdf:resource="#TheoryItem"/>
- <rdfs:range rdf:resource="#HelmID"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- There are also dcq:created and dcq:modified dc:date subProperties -->
-<rdf:Property rdf:ID="firstVersion">
- <rdfs:comment>Any additional information about the first version of the
-mathematical resource</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;description"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
-</rdf:Property>
-
-<rdf:Property rdf:ID="modified">
- <rdfs:comment>Any additional information about the modified version of the
-mathematical resource</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;description"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
-</rdf:Property>
-
-<rdf:Property rdf:ID="institution">
- <rdfs:comment>Affiliated institution of the creator of the mathematical
-resource</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;creator"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="contact">
- <rdfs:comment>Contact of the creator of the mathematical
-resource</rdfs:comment>
- <rdfs:subPropertyOf rdf:resource="&dcns;creator"/>
- <rdfs:domain rdf:resource="#MathResource"/>
- <rdfs:range rdf:resource="#Contact"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="email">
- <rdfs:comment>E-mail of the creator of the mathematical
-resource</rdfs:comment>
- <rdfs:domain rdf:resource="#Contact"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<rdf:Property rdf:ID="address">
- <rdfs:comment>Address of the creator of the mathematical
-resource</rdfs:comment>
- <rdfs:domain rdf:resource="#Contact"/>
- <rdfs:range rdf:resource="&xschemans;string"/>
- <rdfs:isDefinedBy rdf:resource = "&hthns;" />
-</rdf:Property>
-
-<!-- HELM: Here we want to constraint an external (dc) property to a
-particular range and domain (hth:MathResource). VRP gives a Warning when
-(extending or modifying) constraining the range of a property defined
-in another schema; the correct way is to specialize it with a subProperty. -->
-<!-- <rdf:Description rdf:about = "&dcns;type">
- <rdfs:domain rdf:resource="#MathResource"/>
-</rdf:Description> -->
-
-
-</rdf:RDF>
projects / helm.git / blobdiff