Home›Browse›descriptive set theory🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsРусскийفارسی한국어中文日本語EntityQ225869· pop 13· linked from 228 articlesdescriptive set theorySign in to saveAlso known as DSTstudy of well-behaved subsets of Polish spacesAvailable in 14 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoLojbanNederlandsPolskiفارسی한국어via Wikidata sitelinks · CC0