@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://rdf-vocabulary.ddialliance.org/xkos#comment> rdfs:label "توضیحات"@fa, "comment"@en .
<http://rdf-vocabulary.ddialliance.org/xkos#label> rdfs:label "برچسب"@fa, "label"@en .
<http://rdf-vocabulary.ddialliance.org/xkos#contains> rdfs:label "شامل"@fa, "contains"@en .
<http://www.irandoc.acir/onto/irandoc/mathpro1209>
  ns0:comment <http://bse.sci-lib.com/article092481.html> ;
  ns0:contains <http://www.irandoc.acir/onto/irandoc/mathpro387> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro1207> ;
  skos:prefLabel "شکل ثابت"@fa, "invariant figure"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:label <http://www.irandoc.acir/onto/irandoc/mathpro1209> .

<http://www.irandoc.acir/onto/irandoc/mathpro1207>
  skos:prefLabel "ثابت"@fa, "invariant"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/mathpro1209> .

<http://www.irandoc.acir/onto/irandoc/mathpro387>
  skos:prefLabel "تبدیل سانتروفاین"@fa, "centroaffine transformation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .