{"id":"S97008471","label":"Chern classes","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh97008471","normalized_label":"chern classes","broader":["http://id.loc.gov/authorities/subjects/sh85022622"],"aliases":["Chern characteristic classes","Chern's characteristic classes","Chern's classes","Classes, Chern"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh97008471","provider":"lcsh","revision":"acfd4174f14191ca","taxonomy_revision":"f050b5d4780b1289","title":"Chern classes","url":"/topics/S97008471","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"596876485353162278","address_version":"morton4x16-v1","coordinates":[0,23,8429,23552],"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}