subexpression

См. также в других словарях:

• subexpression — noun An expression that is a part of a larger expression …   Wiktionary

• Common subexpression elimination — In computer science, common subexpression elimination (CSE) is a compiler optimization that searches for instances of identical expressions (i.e., they all evaluate to the same value), and analyses whether it is worthwhile replacing them with a… …   Wikipedia

• ERROL — (an acronym for Entity Relationship Role Oriented Language) is a declarative database query and manipulation language for the Entity relationship model (ERM). It is applicable to any data model on which ERM can be mapped, virtually any general… …   Wikipedia

• Interpreter (Entwurfsmuster) — Der Interpreter (englisch: Interpreter) ist ein Entwurfsmuster aus dem Bereich der Softwareentwicklung und gehört zu der Kategorie der Verhaltensmuster (Behavioural Patterns). Das Muster ist eines der sogenannten GoF Muster. Das Interpretermuster …   Deutsch Wikipedia

• Compiler optimization — is the process of tuning the output of a compiler to minimize or maximize some attributes of an executable computer program. The most common requirement is to minimize the time taken to execute a program; a less common one is to minimize the… …   Wikipedia

• Regular expression — In computing, a regular expression provides a concise and flexible means for matching (specifying and recognizing) strings of text, such as particular characters, words, or patterns of characters. Abbreviations for regular expression include… …   Wikipedia

• Pure function — In computer programming, a function may be described as pure if both these statements about the function hold: # The function always evaluates the same result value given the same argument value(s). The function result value cannot depend on any… …   Wikipedia

• Tuple relational calculus — The tuple calculus is a calculus that was introduced by Edgar F. Codd as part of the relational model in order to give a declarative database query language for this data model. It formed the inspiration for the database query languages QUEL and… …   Wikipedia

• Quaternions and spatial rotation — Unit quaternions provide a convenient mathematical notation for representing orientations and rotations of objects in three dimensions. Compared to Euler angles they are simpler to compose and avoid the problem of gimbal lock. Compared to… …   Wikipedia

• Concatenative programming language — Programming paradigms Agent oriented Automata based Component based Flow based Pipelined Concatenative Concurr …   Wikipedia

• Conditional comment — Conditional comments are conditional statements interpreted by Microsoft Internet Explorer in HTML source code. Conditional comments can be used to provide and hide code to and from Internet Explorer. Conditional comments first appeared in… …   Wikipedia