@prefix psr: <http://data.loterre.fr/ark:/67375/PSR> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

psr:-H51QJWDQ-L
  skos:prefLabel "espace de Minkowski"@fr, "Minkowski space"@en ;
  a skos:Concept ;
  skos:narrower psr:-J1XCR636-6 .

psr:-J1XCR636-6
  dc:created "2023-10-04"^^xsd:date ;
  dc:modified "2023-10-04"^^xsd:date ;
  a skos:Concept ;
  skos:inScheme psr: ;
  skos:broader psr:-F1B5QL5S-0, psr:-G912GB3C-D, psr:-H51QJWDQ-L ;
  skos:prefLabel "hyperbolic quaternion"@en, "quaternion hyperbolique"@fr .

psr:-F1B5QL5S-0
  skos:prefLabel "algèbre non associative"@fr, "non-associative algebra"@en ;
  a skos:Concept ;
  skos:narrower psr:-J1XCR636-6 .

psr: a skos:ConceptScheme .
psr:-G912GB3C-D
  skos:prefLabel "quaternion"@fr, "quaternion"@en ;
  a skos:Concept ;
  skos:narrower psr:-J1XCR636-6 .