Home›Differential forms›лемма Пуанкаре🌐РусскийEnglishDeutschEspañolFrançaisItalianoPolskiРусский中文日本語EntityQ18215105· pop 8· linked from 49 articlesлемма ПуанкареMathematical conditionAvailable in 8 languagesFrançaisDeutsch中文日本語ItalianoPolskiUkrainianvia Wikidata sitelinks · CC0Connectionsde Rham cohomologyEntitysimply connected spaceEntityCategoriesDifferential formsHenri PoincaréLemmas in mathematical analysis