Home›Browse›Whitehead manifold🌐EnglishEnglishDeutschFrançaisNederlandsPortuguêsРусский中文日本語EntityQ2669907· pop 7· linked from 14 articlesWhitehead manifoldSign in to saveopen 3-manifold that is contractible, but not homeomorphic to R³Available in 7 languagesFrançaisDeutschРусскийEsperantoNederlandsUkrainianvia Wikidata sitelinks · CC0