🌐中文EnglishDeutschEspañolFrançaisItalianoРусский中文日本語EntityQ3333679· pop 8· linked from 83 articles概率方法nonconstructive method for mathematical proofsAvailable in 8 languagesEspañolFrançaisDeutschРусскийItalianoUkrainianWelshvia Wikidata sitelinks · CC0ConnectionsRamsey's theoremEntityglossary of graph theory termsEntityCategoriesCombinatoricsMathematical proofsProbabilistic arguments