'Int bool' presentation slideshows

Type Inference

Type Inference. David Walker CS 510, Fall 2002. Criticisms of Typed Languages. Types overly constrain functions & data polymorphism makes typed constructs useful in more contexts universal polymorphism => code reuse existential polymorphism => rep. independence subtyping => coming soon

657 views • 53 slides

Higher-Order Functions

694 views • 53 slides

Type Inference

Type Inference. David Walker This Course, Now. Criticisms of Typed Languages. Types overly constrain functions & data polymorphism makes typed constructs useful in more contexts universal polymorphism => code reuse existential polymorphism => rep. independence subtyping => coming soon

661 views • 53 slides

???? Higher Order Functions

???? Higher Order Functions. ?????????. ???????. ????????????????????? ? doubleAll :: [Int] -> [Int] doubleAll [] = [] doubleAll (x:xs) = 2*x : doubleAll xs ?? doubleAll xs = [2*x | x<- xs]. even :: Int -> Bool even n = n`mod` 2 == 0. ?? ? is Even xs = [even x | x <- xs]. ????.

499 views • 40 slides

CS 345 Project Presentation

CS 345 Project Presentation. OOH A More Object-Oriented Hmm++ Alysha Behn Jesse Vera. Project Overview: Hmm++. Revise existing BNF to facilitate inheritance and instanceof syntax Near-complete revision of runtime stack usage Add an object-oriented feature: inheritance.

397 views • 33 slides

OCAML

OCAML. nucleo funzionale puro funzioni (ricorsive) tipi e pattern matching primitive utili: liste trascriviamo pezzi della semantica denotazionale componente imperativo variabili e assegnamento primitive utili: arrays moduli e oggetti. Espressioni pure.

349 views • 18 slides

Types and Programming Languages

Types and Programming Languages. Lecture 13. Simon Gay Department of Computing Science University of Glasgow. 2006/07. Polymorphism. Generally: the idea that an operation can be applied to values of different types. Three kinds of polymorphism:.

244 views • 18 slides

Functional Programming Lecture 4 - More Lists

Functional Programming Lecture 4 - More Lists. Muffy Calder. Wildcards and Pattern Matching. When we exploit the structure of an argument on the lhs of an equation, we call this pattern matching. E.g. tail x:xs = xs If we do not need the value of an argument on the

207 views • 15 slides

OCAML

OCAML. nucleo funzionale puro funzioni (ricorsive) tipi e pattern matching trascriviamo pezzi della semantica operazionale primitive utili: liste componente imperativo variabili e assegnamento primitive utili: arrays moduli e oggetti. Espressioni pure.

260 views • 10 slides

??? ?? ? ???

??? ?? ? ???. ???? ?? ? ??? ?? ?? ????? ?? : int, bool, string ????? ?? : t->t ???? ??? ??? ??? ? ?? ??? ??? ???? ??? ?? ! ? / ?? tuple: int*int, string*int*(int->bool). ??? ??? + ??? ????. <expr> ::= ... | (cons <expr> <expr>) | (car <expr>) | (cdr <expr>)

229 views • 10 slides