What is <defining formula> of <permutation> ?
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Which is the defining formula of permutation?
SELECT DISTINCT ?b WHERE { resource:permutation property:defining_formula ?b }
select distinct ?answer where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q161519> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2534> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer. }
select distinct ?answer where { wd:Q161519 wdt:P2534 ?answer}