@prefix isq: <https://w3id.org/standards/isq/ontologies/core/> .
@prefix smart: <https://example.org/smart-sdu/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<isq:t2-18.7>
  a isq:Entry ;
  rdf:type isq:MathConcept ;
  rdf:type smart:TermEntry ;
  dcterms:identifier "2-18.7" ;
  skosxl:prefLabel "unit vector, Cartesian coordinates"@en ;
  skosxl:altLabel "bb(e)_x, bb(e)_y, bb(e)_z"@en ;
  skosxl:altLabel "bb(e)_1, bb(e)_2, bb(e)_3"@en ;
  skos:definition "unit vectors in the directions of the Cartesian coordinate axes"@en ;
  smart:hasBindingnessType "bindingness-type:normative" ;
  dcterms:isPartOf <isq:part-2-18> ;
  skos:note "stem:[bb(i), bb(j), bb(k)] are also used."@en ;
  iso:urn <urn:iso:std:iso:80000:-2:ed-2:en:item:2-18.7> .