High Quality Content by WIKIPEDIA articles! The primitive recursive functions are defined using primitive recursion and composition as central operations and are a strict subset of the recursive functions (recursive functions are also known as computable functions) The term was coined by Rozsa Peter In computability theory, primitive recursive ожулу functions are a class of functions which form an important building block on the way to a full formalization of computability These functions are also important in proof theory.  В монографии2010 г Мягкая обложка, 132 стр ISBN 6130346921.