Constancy may refer to:
*
Subjective constancy Subjective constancy or perceptual constancy is the perception of an object or quality as constant even though our sensation of the object changes. While the physical characteristics of an object may not change, in an attempt to deal with the extern ...
*
Color constancy
Color constancy is an example of subjective constancy and a feature of the human color perception system which ensures that the perceived color of objects remains relatively constant under varying illumination conditions. A green apple ...
*
Consistency
In classical deductive logic, a consistent theory is one that does not lead to a logical contradiction. The lack of contradiction can be defined in either semantic or syntactic terms. The semantic definition states that a theory is consistent ...
(see also
Consistency (disambiguation)
Consistency, in logic, is a quality of no contradiction.
Consistency may also refer to:
Computer science
* Consistency (database systems)
* Consistency (knowledge bases)
* Consistency (user interfaces)
* Consistent hashing
* Consistent heur ...
)
*
Permanence
Permanence is the state of being permanent:
*Digital permanence
*Object permanence
*Print permanence
In popular culture:
* ''Permanence'' (novel) by Karl Schroeder
In science:
*The inverse of inductance.
In music:
* ''Permanence'' (album), a 20 ...
*
Immutability
In object-oriented and functional programming, an immutable object (unchangeable object) is an object whose state cannot be modified after it is created.Goetz et al. ''Java Concurrency in Practice''. Addison Wesley Professional, 2006, Section 3. ...
, as a theological attribute
See also
*
Constant (disambiguation)
Constant or The Constant may refer to:
Mathematics
* Constant (mathematics), a non-varying value
* Mathematical constant, a special number that arises naturally in mathematics, such as or
Other concepts
* Control variable or scientific cons ...
*
Inconstancy (disambiguation)
Inconstancy may refer to:
* Inconsistency
* Impermanence
See also
* Consistency (disambiguation)
Consistency, in logic, is a quality of no contradiction.
Consistency may also refer to:
Computer science
* Consistency (database systems)
* ...
{{disambig