🌐EnglishEnglishFrançaisРусский한국어中文EntityQ867522· pop 6· linked from 6 articlesWeingarten equationsequations used in vector calculusAvailable in 6 languagesFrançais中文РусскийUkrainian한국어via Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntityEuclidean spaceEntityCategoriesDifferential geometry of surfaces