{"version":"1.0","type":"link","title":"Primitive recursive set function - Newikis","description":"In mathematics, primitive recursive set functions or primitive recursive ordinal functions are analogs of primitive recursive functions, defined for sets or ordinals rather than natural numbers. They were introduced by Jensen & Karp (1971).","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}