🌐EnglishEnglishDeutschFrançaisTürkçeРусскийEntityQ5178114· pop 5· linked from 17 articlesCourcelle's theoremon linear-time algorithms for graph logicAvailable in 5 languagesFrançaisDeutschРусскийUkrainianvia Wikidata sitelinks · CC0Connectionssemantic theory of truthEntitymathematical logicEntityCategoriesGraph algorithmsGraph minor theoryMetatheorems