@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix void: <http://rdfs.org/ns/void#> .
@prefix zbwext: <http://zbw.eu/namespaces/zbw-extensions/> .
@prefix gnd: <https://d-nb.info/gnd/> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix ns0: <http://purl.org/ontology/gbv/> .

skos:exactMatch
  rdfs:subPropertyOf skos:closeMatch ;
  skos:definition "skos:exactMatch is used to link two concepts, indicating a high degree of confidence that the concepts can be used interchangeably across a wide range of information retrieval applications. skos:exactMatch is a transitive property, and is a sub-property of skos:closeMatch."@en ;
  rdfs:comment "skos:exactMatch is disjoint with each of the properties skos:broadMatch and skos:relatedMatch."@en ;
  rdfs:label "has exact match"@en .

<http://zbw.eu/stw>
  rdfs:label "Standard-Thesaurus Wirtschaft"@de, "STW Thesaurus for Economics"@en ;
  skos:prefLabel "Standard-Thesaurus Wirtschaft"@de, "STW Thesaurus for Economics"@en ;
  a void:Dataset, skos:ConceptScheme .

<http://zbw.eu/stw/descriptor/15055-0>
  rdfs:label "Mathematische Optimierung"@de, "Mathematical programming"@en, "Mathematische Programmierung"@de ;
  skos:prefLabel "Mathematische Optimierung"@de, "Mathematical programming"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/29866-0> .

gnd:4137027-2
  rdfs:label "Konvexe Programmierung"@de, "Konvexe Optimierung"@de ;
  skos:prefLabel "Konvexe Optimierung"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/29866-0> .

<http://dbpedia.org/resource/Convex_optimization>
  rdfs:label "Konvexe Optimierung"@de, "Convex optimization"@en ;
  skos:prefLabel "Konvexe Optimierung"@de, "Convex optimization"@en ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/29866-0> .

wd:Q290117
  rdfs:label "quadratisches Programm"@de, "quadratic programming"@en, "quadratic optimization"@en, "quadratic optimisation"@en, "QP"@en ;
  skos:prefLabel "quadratisches Programm"@de, "quadratic programming"@en ;
  skos:closeMatch <http://zbw.eu/stw/descriptor/29866-0> .

zbwext:Descriptor
  rdfs:label "Descriptor"@en ;
  a owl:Class .

skos:inScheme
  skos:definition "Relates a resource (for example a concept) to a concept scheme in which it is included."@en ;
  rdfs:label "is in scheme"@en .

<http://zbw.eu/stw/descriptor/29866-0>
  skos:altLabel "Quadratic programming"@en, "Quadratische Optimierung"@de ;
  skos:exactMatch gnd:4137027-2, wd:Q463359, <http://dbpedia.org/resource/Convex_optimization> ;
  dc:isPartOf <http://zbw.eu/stw> ;
  skos:prefLabel "Convex optimization"@en, "Konvexe Optimierung"@de ;
  rdfs:label "Quadratic programming"@en, "Konvexe Optimierung"@de, "Quadratische Optimierung"@de, "Convex optimization"@en ;
  ns0:gvkppn "79927772X" ;
  a zbwext:Descriptor, skos:Concept ;
  skos:inScheme <http://zbw.eu/stw> ;
  skos:broader <http://zbw.eu/stw/thsys/196997>, <http://zbw.eu/stw/descriptor/15055-0> ;
  skos:closeMatch wd:Q290117 .

skos:closeMatch
  rdfs:subPropertyOf skos:mappingRelation ;
  skos:definition "skos:closeMatch is used to link two concepts that are sufficiently similar that they can be used interchangeably in some information retrieval applications. In order to avoid the possibility of \"compound errors\" when combining mappings across more than two concept schemes, skos:closeMatch is not declared to be a transitive property."@en ;
  rdfs:label "has close match"@en .

skos:prefLabel
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "The preferred lexical label for a resource, in a given language."@en ;
  rdfs:comment """skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise
      disjoint properties."""@en, "The range of skos:prefLabel is the class of RDF plain literals."@en, "A resource has no more than one value of skos:prefLabel per language tag."@en ;
  rdfs:label "preferred label"@en .

skos:Concept
  rdfs:label "Concept"@en ;
  a owl:Class .

skos:altLabel
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "An alternative lexical label for a resource."@en ;
  rdfs:comment "skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise disjoint properties."@en, "The range of skos:altLabel is the class of RDF plain literals."@en ;
  rdfs:label "alternative label"@en .

wd:Q463359
  rdfs:label "convex programming"@en, "convex optimization"@en, "Bedingung zweiter Ordnung"@de, "convex optimisation"@en, "First Order Condition"@de, "Bedingung erster Ordnung"@de, "konvexe Optimierung"@de, "Second Order Condition"@de ;
  skos:prefLabel "konvexe Optimierung"@de, "convex optimization"@en ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/29866-0> .

<http://zbw.eu/stw/thsys/196997>
  skos:prefLabel "B.10.01  Mathematical programming"@en, "B.10.01  Mathematische Optimierung"@de ;
  rdfs:label "B.10.01  Mathematical programming"@en, "Mathematical programming"@en, "B.10.01  Mathematische Optimierung"@de, "Mathematische Optimierung"@de ;
  skos:narrower <http://zbw.eu/stw/descriptor/29866-0> ;
  a skos:Concept, zbwext:Thsys ;
  skos:notation "B.10.01" .

skos:broader
  rdfs:subPropertyOf skos:broaderTransitive ;
  skos:definition "Relates a concept to a concept that is more general in meaning."@en ;
  rdfs:comment "Broader concepts are typically rendered as parents in a concept hierarchy (tree)."@en ;
  rdfs:label "has broader"@en .