@prefix psr: <http://data.loterre.fr/ark:/67375/PSR> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

psr:-XZ0KQX9J-R
  skos:prefLabel "basis"@en, "base"@fr ;
  a skos:Concept ;
  skos:narrower psr:-VN9X47BZ-Z .

psr:-RRZPTQRT-L
  skos:prefLabel "Walsh function"@en, "fonction de Walsh"@fr ;
  a skos:Concept ;
  skos:broader psr:-VN9X47BZ-Z .

psr: a skos:ConceptScheme .
psr:-VN9X47BZ-Z
  skos:narrower psr:-RRZPTQRT-L ;
  skos:related psr:-SG5KGTBD-C ;
  a skos:Concept ;
  skos:inScheme psr: ;
  skos:broader psr:-XZ0KQX9J-R ;
  skos:prefLabel "base orthonormée"@fr, "orthonormal basis"@en ;
  skos:altLabel "base orthonormale"@fr .

psr:-SG5KGTBD-C
  skos:prefLabel "Gram-Schmidt process"@en, "procédé de Gram-Schmidt"@fr ;
  a skos:Concept ;
  skos:related psr:-VN9X47BZ-Z .