Function or functionality may refer to:
Computing
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Function key
A function key is a key on a computer or computer terminal, terminal computer keyboard, keyboard that can be programmed to cause the operating system or an application program to perform certain actions, a form of soft key. On some keyboards/com ...
, a type of key on computer keyboards
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Function model
In systems engineering, software engineering, and computer science, a function model or functional model is a structured representation of the Function (engineering), functions (Activity diagram, activities, Task analysis, actions, wikt:process, pr ...
, a structured representation of processes in a system
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Function object
In computer programming, a function object is a construct allowing an object (computer science), object to be invoked or called as if it were an ordinary subroutine, function, usually with the same syntax (a function parameter that can also be a ...
or functor or functionoid, a concept of object-oriented programming
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Function (computer programming)
In computer programming, a function (also procedure, method, subroutine, routine, or subprogram) is a callable unit of software logic that has a well-defined interface and behavior and can be invoked multiple times.
Callable units provide a ...
, a callable sequence of instructions
Music
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Function (music)
In music, function (also referred to as harmonic function) is a term used to denote the relationship of a chord"Function", unsigned article, ''Grove Music Online'', . or a scale degree to a tonal centre. Two main theories of tonal functions exist ...
, a relationship of a chord to a tonal centre
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Function (musician) (born 1973), David Charles Sumner, American techno DJ and producer
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"Function" (song), a 2012 song by American rapper E-40 featuring YG, Iamsu! & Problem
* "Function", song by Dana Kletter from ''
Boneyard Beach'' 1995
Other uses
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Function (biology)
In evolutionary biology, function is the reason some object or process occurred in a system that evolved through natural selection. That reason is typically that it achieves some result, such as that chlorophyll helps to capture the energy of su ...
, the effect of an activity or process
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Function (engineering)
In engineering, a function is interpreted as a specific process, action or task that a system is able to perform.R.Barker, C. Longman, Case Method: Function and Process Modelling, Addison-Wesley Professional, 1992.
In engineering design
In the ...
, a specific action that a system can perform
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Function (language)
Functional linguistics is an approach to the study of language characterized by taking systematically into account the speaker's and the hearer's side, and the communicative needs of the speaker and of the given language community. Linguistic fu ...
, a way of achieving an aim using language
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Function (mathematics)
In mathematics, a function from a set (mathematics), set to a set assigns to each element of exactly one element of .; the words ''map'', ''mapping'', ''transformation'', ''correspondence'', and ''operator'' are sometimes used synonymously. ...
, a relation that associates an input to a single output
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Function (sociology)
Structural functionalism, or simply functionalism, is "a framework for building theory that sees society as a complex system whose parts work together to promote solidarity and stability".
This approach looks at society through a macro-level o ...
, an activity's role in society
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Functionality (chemistry)
In chemistry, functionality is the presence of functional groups in a molecule. A monofunctional molecule possesses one functional group, a bifunctional (or difunctional) two, a trifunctional three, and so forth. In organic chemistry (and othe ...
, the presence of functional groups in a molecule
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Party
A party is a gathering of people who have been invited by a Hospitality, host for the purposes of socializing, conversation, recreation, or as part of a festival or other commemoration or celebration of a special occasion. A party will oft ...
or function, a social event
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Function Drinks
Function Drinks is a Functional Beverage company based in Los Angeles, California. The company was founded in 2004 by spine surgeonbr>Dr. Alex Hughes along with Josh Simon and Dayton Miller. The team launched their first product, Urban Detox, i ...
, an American beverage company
See also
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Function field (disambiguation) Function field may refer to:
*Function field of an algebraic variety
*Function field (scheme theory)
*Algebraic function field
* Function field sieve
*Function field analogy
Function or functionality may refer to:
Computing
* Function key, a t ...
*
Function hall
Function or functionality may refer to:
Computing
* Function key, a type of key on computer keyboards
* Function model, a structured representation of processes in a system
* Function object or functor or functionoid, a concept of object-orien ...
*
Functional (disambiguation)
Functional may refer to:
* Movements in architecture:
** Functionalism (architecture)
** Form follows function
* Functional group, combination of atoms within molecules
* Medical conditions without currently visible organic basis:
** Functional s ...
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Functional group (disambiguation)
The term functional group may have several meanings:
*Functional group, in organic chemistry, a group of atoms responsible for the characteristic chemical reactions of a molecule
*Functional group (ecology), a collection of organisms
*The Party of ...
*
Functionalism (disambiguation)
Functionalism may refer to:
* Functionalism (aesthetics), a doctrine declaring that only objects based on utility and economy can be beautiful
** Functionalism (architecture)
In architecture, functionalism is the principle that buildings shoul ...
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Functor (disambiguation)
{{Disambiguation