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

<http://www.irandoc.acir/onto/irandoc/MAT0006432>
  skos:prefLabel "non-linear Volterra integral equation of the first kind"@en, "معادله انتگرال ولترای غیر خطی نوع اول"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/MAT0006436> .

<http://www.irandoc.acir/onto/irandoc/MAT0006436>
  skos:related <http://www.irandoc.acir/onto/irandoc/MAT0006432> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/MAT0006439> ;
  skos:prefLabel "homogeneous Volterra integral equation of the first kind"@en, "معادله انتگرال ولترای همگن نوع اول"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/MAT0006439>
  skos:prefLabel "Volterra integral equation"@en, "معادله انتگرالی ولترا"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/MAT0006436> .