Home›Browse›闭🌐中文EnglishFrançaisPortuguêsРусский한국어中文EntityQ3069019· pop 6· linked from 4 articles闭Sign in to saveClosed may refer to:Article · 中文閉可能指: * 數學中 * 闭包 (数学) * 闭流形 * * 闭形式 * 闭集Abstract from DBpedia / Wikipedia · CC BY-SAAvailable in 6 languagesFrançais中文РусскийPortuguêsUkrainianvia Wikidata sitelinks · CC0