Home›Browse›闭凸函数🌐中文EnglishTiếng Việt中文日本語EntityQ5135337· pop 5· linked from 60 articles闭凸函数Sign in to saveterms in MathsAvailable in 5 languages日本語BosnianTiếng ViệtUkrainianvia Wikidata sitelinks · CC0