{"id":"S85027149","label":"Closure operators","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85027149","normalized_label":"closure operators","broader":["http://id.loc.gov/authorities/subjects/sh85074991"],"aliases":["Operators, Closure"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85027149","provider":"lcsh","revision":"8acb171c54d32e2c","taxonomy_revision":"f050b5d4780b1289","title":"Closure operators","url":"/topics/S85027149","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326524185381832196","address_version":"morton4x16-v1","coordinates":[0,20,17829,13312],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}