EntityQ1378504· pop 6· linked from 85 articlesSemi-Thue systemSign in to saverewriting system over strings from an alphabetConnectionsrewritingEntityTuring machineEntityformal languageEntityarityEntityclosureEntityregular languageEntityAndrei MarkovEntitylogicEntityNoam ChomskyPersonInternational Standard Book NumberEntitydigital object identifierEntitymathematical logicEntitysubsetEntitybinary operationEntityJSTOROrganizationisomorphismEntitypropositional calculusEntityequivalence relationEntityAlonzo ChurchEntityfinite setEntityCategoriesFormal languagesRewriting systemsTheory of computation