{"id":"S85119921","label":"Semigroups of operators","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85119921","normalized_label":"semigroups of operators","broader":["http://id.loc.gov/authorities/subjects/sh85095029"],"aliases":["Operators, Semigroups of"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85119921","provider":"lcsh","revision":"d2a793eb1232eb71","taxonomy_revision":"f050b5d4780b1289","title":"Semigroups of operators","url":"/topics/S85119921","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10088142622272144960","address_version":"morton4x16-v1","coordinates":[0,20,19278,50176],"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}