Home›Browse›projective plane🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaРусскийالعربية한국어中文日本語EntityQ1475760· pop 23· linked from 285 articlesprojective planeSign in to savegeometric concept of a 2D space with a "point at infinity" adjoinedAvailable in 22 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةAzerbaijaniCzechFinnishHebrewIdoNederlandsNorwegiansimpleSlovenianShow 3 moreSvenskaUkrainian한국어via Wikidata sitelinks · CC0