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Set of rules defining correctly structured Prolog programs
The syntax and semantics of Prolog, a programming language, are the sets of rules that define how a Prolog program is written and how it is interpreted
Prolog_syntax_and_semantics
Formal semantics of logic programming languages
languages based on formal logic, including Datalog and Prolog. This article describes the syntax and semantics of the purely declarative subset of these languages
Syntax and semantics of logic programming
Syntax_and_semantics_of_logic_programming
Implementation of the programming language Prolog
of SWI-Prolog. Free and open-source software portal Prolog Comparison of Prolog implementations Prolog syntax and semantics "Ann: SWI-Prolog 10.0.0 (Stable)"
SWI-Prolog
Programming language
Prolog, ISBN 978-1-4327-4936-1 Comparison of Prolog implementations Logtalk Mercury (programming language) Prolog syntax and semantics Visual Prolog 11
Visual_Prolog
Prolog and the almost implementation-neutral Logtalk framework. Logtalk Visual Prolog Comparison of Prolog implementations Prolog syntax and semantics Chris
Prolog++
Computer programming language
lambda calculus Comparison of Prolog implementations Prolog syntax and semantics "FAQ: What implementations of lambda Prolog are available?". www.lix.polytechnique
ΛProlog
Constraint logic programming language
9486710896099515,1.9486710896099542). Yes Comparison of Prolog implementations Prolog syntax and semantics Rossi, Francesco; Van Beek, Peter; Walsh, Toby, eds
BNR_Prolog
Programming language that uses first order logic
unification-based syntax. Pilog is a declarative language built on top of PicoLisp, that has the semantics of Prolog, but uses the syntax of Lisp. λProlog is an extension
Prolog
and converts that to standalone executables. Free and open-source software portal SWI-Prolog Comparison of Prolog implementations Prolog syntax and semantics
GNU_Prolog
Language for controlling a computer
sometimes written in the language being specified (e.g., Prolog or ANSI REXX). The syntax and semantics of the language are explicit in the behavior of the
Programming_language
Form of source code, without regard to meaning
errors. Abstract syntax tree Language construct Comparison of programming languages (syntax) C C++ Java JavaScript Haskell Lua Perl PHP Prolog python Naming
Syntax (programming languages)
Syntax_(programming_languages)
(TPLP). There are Prolog implementations that are radically different, with different syntax and different semantics (e.g. Visual Prolog) and sub-communities
Comparison of Prolog implementations
Comparison_of_Prolog_implementations
interpreted in a range of bases from 2 to 36. Comparison of Prolog implementations Prolog syntax and semantics Körner, Philipp; Leuschel, Michael; Barbosa, João;
XSB
Prolog programming language implementation
influenced by Quintus Prolog, including SICStus, SWI-Prolog, YAP and Ciao. Comparison of Prolog implementations Prolog syntax and semantics Körner, Philipp;
Quintus_Prolog
Inference rule treating non-provability as falsity
further by Gelfond and Lifschitz in 1988, and is the basis of answer set programming. The autoepistemic semantics of a pure Prolog program P with NAF
Negation_as_failure
Programming language
It includes the semantics of Prolog as a subset, but takes its syntax from the micro-PROLOG [es] of Logic Programming Associates and adds support for
Fril
Programming language implementation
Assembly, C and Prolog, having achieved high performance on m68k-based machines.[citation needed] Comparison of Prolog implementations Prolog syntax and semantics
YAP_(Prolog)
High-level language for parallel computing
a high-level symbolic language for parallel computing, similar in syntax to Prolog. Artificial Intelligence Ltd were awarded the British Computer Society
Strand_(programming_language)
language based on Prolog, used in the ICOT Fifth generation computer project. Comparison of Prolog implementations Prolog syntax and semantics Kazuhiro Fuchi;
KL0
Programming paradigm based on formal logic
nested syntax can be regarded as syntactic sugar for unnested syntax. Ciao Prolog, for example, transforms functional syntax into relational form and executes
Logic_programming
Prolog implementation
built on top of SICStus Prolog, employing a different syntax style. Comparison of Prolog implementations Prolog syntax and semantics Körner, Philipp; Leuschel
SICStus_Prolog
separation of concerns and enhanced code reuse. Logtalk uses standard Prolog syntax with the addition of a few operators and directives. The Logtalk
Logtalk
Topics referred to by the same term
with state information for use of the term in Prolog language, see Prolog syntax and semantics In OCaml and Standard ML, a functor is a higher-order module
Functor_(disambiguation)
Constraint logic programming over rational and real numbers
Prolog systems, including Ciao, SWI-Prolog and XSB. Comparison of Prolog implementations Prolog syntax and semantics Holzbaur, Christian (1995). "OEFAI
CLP(R)
Defines whether uppercase and lowercase letters are treated as distinct
languages, such as Haskell, Prolog, and Go, in which the capitalisation of an identifier encodes information about its semantics. Some other programming languages
Case_sensitivity
Family of knowledge representation languages
2004). "OWL Web Ontology Language Semantics and Abstract Syntax Section 5. RDF-Compatible Model-Theoretic Semantics". W3C Recommendation for OWL, the
Web_Ontology_Language
Programming paradigm focused on difficult search problems
cmodels, gNt, nomore++ and pbmodels. (dlv is an exception; the syntax of ASP programs written for dlv is somewhat different.) An AnsProlog program consists
Answer_set_programming
Instructions a computer can execute
its declarations, expressions, and statements. Complementing the syntax of a language are its semantics. The semantics describe the meanings attached
Computer_program
Field of artificial intelligence
programming (LP) and the logic programming language Prolog. Logic programs have a rule-based syntax, which is easily confused with the IF-THEN syntax of production
Knowledge representation and reasoning
Knowledge_representation_and_reasoning
Caltech in 1982. The operational semantics of the language were formally specified, together with a program inverter and an invertible self-interpreter
Janus (reversible computing programming language)
Janus_(reversible_computing_programming_language)
JavaScript syntax PHP syntax and semantics Python syntax and semantics Three different kinds of clauses, each separates phrases and the units differently:
Comparison of programming languages (syntax)
Comparison_of_programming_languages_(syntax)
Subtopic of natural language processing in artificial intelligence
representation (often as first order logic) of the semantics of natural language sentences. Hence the breadth and depth of "understanding" aimed at by a system
Natural language understanding
Natural_language_understanding
List of programming languages types and the languages that meet its description
Visual Prolog Xojo Zig A concatenative programming language is a point-free computer programming language in which all expressions denote functions, and the
List of programming languages by type
List_of_programming_languages_by_type
Type of programming language
{\displaystyle \{P\}} a singleton multiset, and ⊎ {\displaystyle \uplus } is the multiset union operation. The semantics is then defined as a reduction relation
Linda_(coordination_language)
Formalism to describe programming languages
alternative to BNF used in Prolog Extended Backus–Naur form (EBNF) Meta-II – an early compiler writing tool and notation Syntax diagram – railroad diagram
Backus–Naur_form
Basic programming language construct
possible to define as a user-defined function (e.g. sizeof in C) or has syntax different from that of a function (e.g. infix addition as in a+b). Like
Operator (computer programming)
Operator_(computer_programming)
programming languages follow rules for syntax and semantics. There are thousands of programming languages and new ones are created every year. Few languages
Comparison of programming languages
Comparison_of_programming_languages
Declarative logic programming language
of Prolog, Datalog generally uses a bottom-up rather than top-down evaluation model. This difference yields significantly different behavior and properties
Datalog
Kazunori Ueda), making it a parallelised Prolog variant. Comparison of Prolog implementations Prolog syntax and semantics Ueda, K. (1988). "Guarded Horn clauses:
KL1
Prolog implementations Prolog syntax and semantics "Arity/Prolog32 - Peter Gabel". Rosenblueth, David A. (1 April 1998). "A Prolog Program for Decomposing
Prolog32
Documentation defining a programming language
specified (e.g., Prolog). The syntax and semantics of the language are explicit in the behavior of the model implementation. The syntax of a programming
Programming language specification
Programming_language_specification
Framework for a family of logic languages
established, a dialect gets the CL semantics for free, as they are specified relative to the abstract syntax only, and hence are inherited by any conformant
Common_Logic
means Not Only SQL "ACM Association in computer algebra". Issue of syntax or semantics? John Paul Mueller, Semantic Errors in Java What is "technical documentation"
Glossary_of_computer_science
Concurrent constraint logic programming language
unification when the host language supports it. The following CHR program, in Prolog syntax, contains four rules that implement a solver for a less-or-equal constraint
Constraint_Handling_Rules
Software that translates code from one programming language to another
languages are formal languages that are strictly defined by their syntax and semantics which form the high-level language architecture. Elements of these
Compiler
Branch of computer science
Dana Scott first publishes his work on denotational semantics. In 1972, logic programming and Prolog were developed thus allowing computer programs to be
Programming_language_theory
Expression language for XML documents
the main examples are the query prolog, element and attribute constructors, the remainder of the "FLWOR" syntax, and the typeswitch expression. XPath
XPath
Type of non-monotonic logic
following variants of default logic differ from the original one on both syntax and semantics. Assertional variants An assertion is a pair ⟨ p : { r 1 , … , r
Default_logic
British computer scientist (born 1941)
daughters' middle school. These early lessons used a child-friendly syntax for Prolog, which contributed to the later development of Logical English. He
Robert_Kowalski
of research into nominal sets, and have a concrete semantics in those sets. Where the regular unification found in Prolog is linear in the size of terms
Nominal terms (computer science)
Nominal_terms_(computer_science)
nodes. Comparison of Prolog implementations Prolog syntax and semantics "Results of the Second International Competition of CSP and Max-CSP Solvers". www
B-Prolog
Study of correct reasoning
true and the conclusion to be false. The relation between syntax and semantics concerns issues like whether every valid argument is provable and whether
Logic
Conversion process for computer data
examples, see the corresponding manual pages for SWI-Prolog, SICStus Prolog, GNU Prolog. Whether and how serialized terms received over the network are
Serialization
logic and default logic. The discovery of these relationships was a key step towards the invention of the stable model semantics. The syntax of autoepistemic
Stable_model_semantics
Symbol affixed to a variable name
(identifier semantics), but it is syntactically similar. Compare Java annotations such as @Override and @Deprecated. In some cases the same syntax can be used
Sigil_(computer_programming)
Subset of a natural language
dictionary-approved words", and "Use only the active voice". The second type of languages have a formal syntax and formal semantics, and can be mapped to an existing
Controlled_natural_language
Type of computer system
superficial and purely syntactic. It does not affect the semantics of the rules. Nor does it affect whether the rules are used to reason backwards, Prolog style
Rule-based_system
Computer science constructs
These began in Prolog with Freeze and IC Prolog, and became a true concurrency primitive with Relational Language, Concurrent Prolog, guarded Horn clauses
Futures_and_promises
Type of logical system
symbols in the signature is separate (and not necessarily fixed). Signatures concern syntax rather than semantics. In this approach, every non-logical
First-order_logic
Joining of strings in a programming language
append (lambda (a b) (fold-right cons b a))) The logic programming language Prolog features a built-in append predicate, which can be implemented as follows:
Concatenation
HiLog is a programming logic with higher-order syntax, which allows arbitrary terms to appear in predicate and function positions. However, the model theory
HiLog
Computer programming portal Free and open-source software portal Comparison of Prolog implementations Prolog syntax and semantics Manuel V. Hermenegildo; et al
Ciao_(programming_language)
Rulelog extends well-founded semantics for declarative logic rules with features for higher-order syntax (HiLog), frame syntax (cf. F-Logic), defeasibility
Rulelog
American linguist (born 1940)
semantics methods: A Bloomfieldian counterrevolution," 1974, International Journal of Dravidian Linguistics 3: 255. "Harris and Chomsky at the Syntax-Semantics
Ray_C._Dougherty
of ALGOL. ALGOL's key ideas were continued, producing ALGOL 68: syntax and semantics became even more orthogonal, with anonymous routines, a recursive
History of programming languages
History_of_programming_languages
Computer programming paradigm
programming were Prolog III, CLP(R), and CHIP. Instead of logic programming, constraints can be mixed with functional programming, term rewriting, and imperative
Constraint_programming
Subroutine call performed as final action of a procedure
semantics do not explicitly support general tail calls, a compiler can often still optimize sibling calls, or tail calls to functions which take and return
Tail_call
Analysing a string of symbols, according to the rules of a formal grammar
Parsing, syntax analysis, or syntactic analysis is a process of analyzing a string of symbols, either in natural language, computer languages or data structures
Parsing
Text-string-oriented programming language
simple syntax, only one datatype, the string, no functions, and no declarations and very little error control. However, despite its simplicity and its "personal"
SNOBOL
Markup language which places HTML in XML form
recommendation on 31 May 2001. XHTML is now referred to as "the XML syntax for HTML" and being developed as an XML adaptation of the HTML living standard
XHTML
List of programming software
join-calculus semantics. Joy Manifold is not a separate language. It integrates with the Java compiler via the official javac plugin API and can be added
List_of_JVM_languages
Natural language processing task
Prolog, lambda calculus, lambda dependency-based compositional semantics (λ-DCS), SQL, Python, Java, the Alexa Meaning Representation Language, and the
Semantic_parsing
programming languages: Racklog, a Prolog-like language; a Datalog implementation; and a miniKanren port. Unlike the Scribble syntax, the first two of these languages
Racket_features
equal precedence. In Prolog for example, the infix operator :- is non-associative, so constructs such as a :- b :- c are syntax errors. Unary prefix operators
Common_operator_notation
American computer scientist and author
theory, operational semantics, and logic programming. He is best known as one of the designers of the λProlog programming language and the Abella interactive
Dale_Miller_(academic)
Programming language evaluation rules
terms and the definition of each term is not widely agreed upon. A programming language's evaluation strategy is part of its high-level semantics. Some
Evaluation_strategy
Object-oriented programming language
had emerged, forming the basis for what is now termed Smalltalk-72. Its syntax and execution model were very different from modern Smalltalk variants. The
Smalltalk
Constraint logic programming system
until the required level is achieved. Comparison of Prolog implementations Prolog syntax and semantics "ECLiPSe Web Site". eclipseclp.org. Schimpf, Joachim;
ECLiPSe
Computer programming concept
PHP (as of version 5), PL/I, PL/SQL, Prolog, Python, REALbasic, Ruby, Scala, Smalltalk, Tcl, Visual Prolog, and most .NET languages. Excluding minor syntactic
Exception handling (programming)
Exception_handling_(programming)
American computer scientist
assumptions, it is possible to compute the semantics of sets of syllogism-like rules in open vocabulary, largely open syntax English, in such a way as to answer
Adrian Walker (computer scientist)
Adrian_Walker_(computer_scientist)
Sequence of program instructions invokable by other software
compiled to machine code that implements similar semantics. There is a callable unit in the source code and an associated one in the machine code, but they
Function (computer programming)
Function_(computer_programming)
Notation techniques for grammars in computer science
were certain to me unnecessary restrictions and the definition of the syntax and semantics. Actually the syntax viewed in MR 75 produces a large number of
Van_Wijngaarden_grammar
Programming language
keywords and symbols both run in single digits) has also been relaxed. Some basic concepts are now expressed in syntax rather than explicit semantics. In addition
Compiler_Description_Language
contributions in the design and theory of compilers, ..., and ...; co-developed the CYK parsing algorithm Alain Colmerauer, creator of Prolog Richard W. Conway
List of programming language researchers
List_of_programming_language_researchers
Controlled language
of standard English with a restricted syntax and restricted semantics described by a small set of construction and interpretation rules. It has been under
Attempto_Controlled_English
Software system for statistical models
on Julia, Infer.NET is based on .NET Framework, while PRISM extends from Prolog. However, some PPLs, such as WinBUGS, offer a self-contained language that
Probabilistic_programming
Ontology language
frame-based languages, and offers a declarative, compact and simple syntax, and the well-defined semantics of a logic programming language. Features include
F-logic
Rule that defines a business
Really? Final Report". WALKER, Adrian; et al. (1990). Knowledge Systems and Prolog. Addison-Wesley. ISBN 0-201-52424-4. VON HALLE, Barbara & GOLDBERG, Larry
Business_rule
Israeli computer science professor (born 1944)
natural language syntax and semantics. He worked with unification-based grammar formalisms, including Lexical Functional Grammar (LFG) and Head-Driven Phrase
Nissim_Francez
Formal methods terminology
been experienced in many languages to date: in early Lisp dialects and in current Prolog dialects, programs have been treated as data, although the causal
Reification (computer science)
Reification_(computer_science)
Steps in reasoning
Q) then in Prolog we would code Q:-P (Q if P).) This states that all men are mortal and that Socrates is a man. Now we can ask the Prolog system about
Inference
Academic discipline
domain. Major logic programming language families include Prolog, Answer Set Programming (ASP) and Datalog. One of the first applications to use the term
Logic_in_computer_science
Anonymous functions (in general anonymous predicates) were introduced in Visual Prolog in version 7.2. Anonymous predicates can capture values from the context
Examples of anonymous functions
Examples_of_anonymous_functions
Type of computer human interface
English questions into Prolog expressions, which were evaluated against the Prolog database. The code of Chat-80 was circulated widely, and formed the basis
Natural-language user interface
Natural-language_user_interface
Artificial intelligence project
Base and its Extension to WordNet". In: Proceedings of the Fifth International Workshop on Computational Semantics. Tilburg, 2003. Fabrizio Morbini and Lenhart
Cyc
Binding relation that may employ a morphologically different set of anaphoric forms
operation of c-command.This means that it operates in terms of both syntax and semantics, where c-command uses only syntactic relations. Second, it is also
Logophoricity
Feature of some programming languages
overloading allows the original programmer to change the usual semantics of an operator and to catch any subsequent programmers by surprise, it is considered
Operator_overloading
Dialect of the Lisp programming language on the Java platform
closure) is a dynamic and functional dialect of the programming language Lisp on the Java platform. Like most other Lisps, Clojure's syntax is built on S-expressions
Clojure
XML. Shown are XML values that can be placed in XML elements and attributes. ^This syntax is not compatible with the Internet-Draft, but is used by some
Comparison of data-serialization formats
Comparison_of_data-serialization_formats
Basis of generic programming
Ada, Haskell, Mercury, Visual Prolog, Scala, Julia, Python, TypeScript, C++ and others. Java, C#, Visual Basic .NET and Delphi have each introduced "generics"
Parametric_polymorphism
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