Home›Browse›Duffin–Schaeffer theorem🌐EnglishEnglishDeutschFrançaisSvenskaTürkçeРусский中文日本語EntityQ5312375· pop 6· linked from 8 articlesDuffin–Schaeffer theoremSign in to savetheorem in metric number theoryAvailable in 6 languagesFrançaisDeutsch中文РусскийSvenskavia Wikidata sitelinks · CC0