
pl11ch15
... • Common Lisp has a symbol data type (similar to that of Ruby) – The reserved words are symbols that evaluate to themselves – Symbols are either bound or unbound • Parameter symbols are bound while the function is being evaluated • Symbols that are the names of imperative style variables that have b ...
... • Common Lisp has a symbol data type (similar to that of Ruby) – The reserved words are symbols that evaluate to themselves – Symbols are either bound or unbound • Parameter symbols are bound while the function is being evaluated • Symbols that are the names of imperative style variables that have b ...
Principles of Programming Languages - 815338A
... definitions. Function applications and data have the same form. e.g., If the list (A B C) is interpreted as data it is a simple list of three atoms, A, B, and C If it is interpreted as a function application, it means that the function named A is applied to the two parameters, B and C • The first LI ...
... definitions. Function applications and data have the same form. e.g., If the list (A B C) is interpreted as data it is a simple list of three atoms, A, B, and C If it is interpreted as a function application, it means that the function named A is applied to the two parameters, B and C • The first LI ...
Lambda expressions, functions and binding
... And we know how to evaluate lambda-expressions applied to argument: replace formal parameter by actual parameter. Everything in functional programming can be explained by lambda expressions. You could view them as the assembly language of functional programming. Even lower level: COMBINATORS. All of ...
... And we know how to evaluate lambda-expressions applied to argument: replace formal parameter by actual parameter. Everything in functional programming can be explained by lambda expressions. You could view them as the assembly language of functional programming. Even lower level: COMBINATORS. All of ...
scheme1
... • It’s a simple, elegant yet powerful language • You will learn a lot about PLs from studying it • We’ll look at how to implement a Scheme interpreter in Scheme • Many features, once unique to Lisp, are now in “mainstream” PLs: python, javascript, perl, R … • It will expand your notion of what a PL ...
... • It’s a simple, elegant yet powerful language • You will learn a lot about PLs from studying it • We’ll look at how to implement a Scheme interpreter in Scheme • Many features, once unique to Lisp, are now in “mainstream” PLs: python, javascript, perl, R … • It will expand your notion of what a PL ...
Modeling Data With Functional Programming In R
... features. Many of these concepts originate from the lambda calculus, a mathematical framework for describing computation via functions. While each functional language supports a slightly di↵erent set of features, there is a minimal set of overlapping concepts that we can consider to form the basis o ...
... features. Many of these concepts originate from the lambda calculus, a mathematical framework for describing computation via functions. While each functional language supports a slightly di↵erent set of features, there is a minimal set of overlapping concepts that we can consider to form the basis o ...
Functional
... – (LIST-REF X num) returns the (num)th element of list X, where the first element has index 0 – (APPEND X Y ... Z) copies all the lists except the last and returns a list with the copy of X followed by the copy of Y followed by... followed by the original of Z ...
... – (LIST-REF X num) returns the (num)th element of list X, where the first element has index 0 – (APPEND X Y ... Z) copies all the lists except the last and returns a list with the copy of X followed by the copy of Y followed by... followed by the original of Z ...
scheme1 - Department of Computer Science and Electrical
... interpreted as data (i.e., a list of four elements) or code (calling function ‘A’ to the three parameters B, C, and D) • Reliance on Recursion – iteration is provided too, but recursion is considered more natural • Garbage Collection – frees programmer’s explicit memory management ...
... interpreted as data (i.e., a list of four elements) or code (calling function ‘A’ to the three parameters B, C, and D) • Reliance on Recursion – iteration is provided too, but recursion is considered more natural • Garbage Collection – frees programmer’s explicit memory management ...
scheme1
... • Lisp is an old language with many variants – Fortran is the only older language still in wide use – Lisp is alive and well today • Most modern versions are based on Common Lisp • Scheme is one of the major variants – We will use Scheme, not Lisp, in this class – Scheme is used for CS 101 in quite ...
... • Lisp is an old language with many variants – Fortran is the only older language still in wide use – Lisp is alive and well today • Most modern versions are based on Common Lisp • Scheme is one of the major variants – We will use Scheme, not Lisp, in this class – Scheme is used for CS 101 in quite ...
Chapter 11 - Functional Programming, Part II: ML, Delayed
... different types. An easy example is the square function, defined by square x = x * x. The type of square in Haskell is: square :: Num a => a -> a This says basically that square is defined for any Num a type (such types all have a * function). The type Num a => a is called a qualified type, an ...
... different types. An easy example is the square function, defined by square x = x * x. The type of square in Haskell is: square :: Num a => a -> a This says basically that square is defined for any Num a type (such types all have a * function). The type Num a => a is called a qualified type, an ...
Chapter 11 - Functional Programming, Part II: ML, Delayed
... different types. An easy example is the square function, defined by square x = x * x. The type of square in Haskell is: square :: Num a => a -> a This says basically that square is defined for any Num a type (such types all have a * function). The type Num a => a is called a qualified type, an ...
... different types. An easy example is the square function, defined by square x = x * x. The type of square in Haskell is: square :: Num a => a -> a This says basically that square is defined for any Num a type (such types all have a * function). The type Num a => a is called a qualified type, an ...
Lambda Calculus Background, λ calculus Models of computation
... • Sometimes there are several redexes in a λ-expression => possible to choose different reduction orders • Normal order = reduce leftmost-outermost redex first = substitute the argumentet literally into the body of the function = call-by-name ≈ lazy evaluation • Applicative order = Leftmost-innermos ...
... • Sometimes there are several redexes in a λ-expression => possible to choose different reduction orders • Normal order = reduce leftmost-outermost redex first = substitute the argumentet literally into the body of the function = call-by-name ≈ lazy evaluation • Applicative order = Leftmost-innermos ...
Functional Programming in Scheme Functional Programming
... • Syntax - Cambridge Prefix – Parenthesized ...
... • Syntax - Cambridge Prefix – Parenthesized ...
functional form
... Imperative Languages vs. Parallel Computing • “There are quite a few new challenges, most of them are about scale, such as scaling your database, scaling your users sessions etc, but one of the most significant challenges is scaling your algorithm by parallelizing it.” • “The problem is that impera ...
... Imperative Languages vs. Parallel Computing • “There are quite a few new challenges, most of them are about scale, such as scaling your database, scaling your users sessions etc, but one of the most significant challenges is scaling your algorithm by parallelizing it.” • “The problem is that impera ...