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

<http://www.irandoc.acir/onto/irandoc/MAT0006833>
  skos:prefLabel "separable differential equation"@en, "معادله دیفرانسیل جدایی‌پذیر"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/MAT0006832> .

<http://www.irandoc.acir/onto/irandoc/MAT0006832>
  skos:broader <http://www.irandoc.acir/onto/irandoc/MAT0006833> ;
  skos:prefLabel "bilinear differential equation"@en, "معادله دیفرانسیل دوخطی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .