🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийفارسیไทย한국어中文日本語EntityQ3262192· pop 30· linked from 608 articlesdecision problemyes/no problem in computer scienceAvailable in 30 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoArmenianBanglaConnectionssemantic theory of truthEntitymathematical logicEntityCategoriesComputability theoryComputational problems