Programming Language Theory FlashcardWhat is church numerals?Properties 3Hide BooksChapter 5. The untyped/pure lambda-calculus ConceptsPure/Untyped lambda calculusChurch numeral Deckpure-lambda-calculusQuestionWhat is church numerals?AnswerChurch numerals is an encoding of natural numbers in Pure/Untyped lambda calculus.cn=λa. λz. a (a (... z) ...) Previous in FlashcardsWhat is BNF?Next in Flashcards What is derivability as a notion of entailment?