{"id":"S99011533","label":"Differential equations, Hyperbolic--Asymptotic theory","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh99011533","normalized_label":"differential equations, hyperbolic--asymptotic theory","broader":["http://id.loc.gov/authorities/subjects/sh85009056"],"aliases":["Asymptotic theory in hyperbolic differential equations"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh99011533","provider":"lcsh","revision":"8dc1897963b1f67c","taxonomy_revision":"f050b5d4780b1289","title":"Differential equations, Hyperbolic--Asymptotic theory","url":"/topics/S99011533","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4651171972066199142","address_version":"morton4x16-v1","coordinates":[0,23,39727,13312],"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}