🌐EnglishEnglishDeutschFrançaisTürkçeРусский한국어中文EntityQ2226610· pop 5· linked from 76 articlesBanach–Mazur theoremAvailable in 5 languagesFrançaisDeutschРусский한국어via Wikidata sitelinks · CC0Connectionslinear mapEntityconvex coneEntityCategoriesFunctional analysisTheorems in functional analysisTheory of continuous functions