🌐EnglishEnglishEspañolFrançaisPortuguêsРусскийفارسی中文日本語EntityQ648027· pop 8· linked from 30 articlestoroidal coordinatesthree-dimensional orthogonal coordinate systemWikidata factsImageToroidal coordinates.pngSources (1)wikidata.orgvia Wikidata · CC0Available in 8 languagesEspañolFrançais中文РусскийPortuguêsHungarianفارسیvia Wikidata sitelinks · CC0ConnectionsLaplace's equationEntityelliptic integralEntityCategoriesOrthogonal coordinate systemsThree-dimensional coordinate systems