@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/math0006849>
  skos:prefLabel "معادله دیفرانسیل مرتبه اول"@fa, "first order differential equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/math0006914> .

<http://www.irandoc.acir/onto/irandoc/math0006914>
  skos:scopeNote "بزرگترین مرتبه مشتق در عبارت معادله دیفرانسیل."@fa ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/math0006913>, <http://www.irandoc.acir/onto/irandoc/math0006849> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/mathpro998> ;
  skos:prefLabel "مرتبه معادله دیفرانسیل"@fa, "order of differential equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/math0006913>
  skos:prefLabel "معادله دیفرانسیل معمولی مرتبه بالاتر"@fa, "higher order ordinary differential equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/math0006914> .

<http://www.irandoc.acir/onto/irandoc/mathpro998>
  skos:prefLabel "معادله دیفرانسیل معمولی"@fa, "ordinary differential equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/math0006914> .