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

<http://www.irandoc.acir/onto/irandoc/math0006648>
  skos:prefLabel "مسئله کوشی معادله مرتبه اول"@fa, "cauchy problem for first order equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/math0006817> .

<http://www.irandoc.acir/onto/irandoc/math0007166>
  skos:prefLabel "شرط آغازی"@fa, "initial condition"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/math0006817> .

<http://www.irandoc.acir/onto/irandoc/math0006818>
  skos:prefLabel "معادله دیفرانسیل ضربه‌ای"@fa, "impulsive differential equation"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/math0006817> .

<http://www.irandoc.acir/onto/irandoc/math0006817>
  skos:related <http://www.irandoc.acir/onto/irandoc/math0006648>, <http://www.irandoc.acir/onto/irandoc/math0007166> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/math0006818> ;
  skos:prefLabel "معادله ضربه‌ای با شرایط ناموضعی"@fa, "impulsive equation with non-local condition"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .