Home›Browse›Kleene algebra🌐EnglishEnglishFrançaisPortuguêsРусский中文日本語EntityQ2634506· pop 7· linked from 22 articlesKleene algebraSign in to saveidempotent semiring endowed with a closure operatorAvailable in 7 languagesFrançais中文日本語РусскийPortuguêsSerbianvia Wikidata sitelinks · CC0