🌐EnglishEnglishDeutschEspañolFrançaisTürkçeРусскийفارسی中文日本語EntityQ2383591· pop 13· linked from 34 articlesbipolar coordinatesAlso known as bipolar coordinate system2-dimensional orthogonal coordinate system based on Apollonian circlesWikidata factsImageIso1.svgSources (3)wikidata.orgdocs.openalex.orgweb.archive.orgvia Wikidata · CC0Available in 12 languagesEspañolFrançaisDeutsch中文日本語РусскийBelarusianCatalanHungarianUkrainianConnectionselliptic coordinate systemEntityorthogonal coordinate systemEntityCategoriesOrthogonal coordinate systemsTwo-dimensional coordinate systems