Home›Browse›envelope🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiSvenskaРусскийفارسی한국어中文日本語EntityQ1060372· pop 24· linked from 80 articlesenvelopeSign in to savefamily of curves in geometryWikidata factsSubclass ofcurveImageLemniscatadiBernoulli Tartapelago 03.gifShow 2 more factsCommons categoryEnvelopes (mathematics)maintained by WikiProjectWikiProject MathematicsSources (2)wikidata.orgpl.wikipedia.orgvia Wikidata · CC0Available in 23 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoDanishGreekHebrewLithuanianNederlandsNorwegianNorwegian NynorskPolskiSlovenianSvenskaTamilShow 4 moreUkrainianzh_yueفارسی한국어via Wikidata sitelinks · CC0