Home›Browse›cross section🌐EnglishEnglishBahasa IndonesiaDeutschItalianoNederlandsPolskiРусскийفارسی한국어中文EntityQ446867· pop 15· linked from 4 articlescross sectionSign in to saveWikimedia disambiguation pageWikidata factsInstance ofspecialized termPart ofmathematicsvia Wikidata · CC0Available in 15 languagesDeutsch中文РусскийItalianoBahasa IndonesiaChuvashCzechKazakhMalayPolskiSlovenianUkrainianفارسی한국어via Wikidata sitelinks · CC0