# invariant

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## in·var·i·ant

(ĭn-vâr′ē-ənt)
1. Not varying; constant.
2. Mathematics Unaffected by a designated operation, as a transformation of coordinates.
n.
An invariant quantity, function, configuration, or system.

## invariant

(ɪnˈvɛərɪənt)
n
(Mathematics) maths an entity, quantity, etc, that is unaltered by a particular transformation of coordinates: a point in space, rather than its coordinates, is an invariant.
1. (Mathematics) maths (of a relationship or a property of a function, configuration, or equation) unaltered by a particular transformation of coordinates
2. a rare word for invariable
inˈvariance, inˈvariancy n

## in•var•i•ant

(ɪnˈvɛər i ənt)

1. invariable; constant.
n.
2. a mathematical quantity or expression that is constant throughout a certain range of conditions.
[1850–55]
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 invariant - a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to itcharacteristic, feature - a prominent attribute or aspect of something; "the map showed roads and other features"; "generosity is one of his best characteristics"math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement Adj. 1 invariant - unaffected by a designated operation or transformationmath, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangementinvariable - not liable to or capable of change; "an invariable temperature"; "an invariable rule"; "his invariable courtesy" 2 invariant - unvarying in nature; "maintained a constant temperature"; "principles of unvarying validity"invariable - not liable to or capable of change; "an invariable temperature"; "an invariable rule"; "his invariable courtesy"

## invariant

Having no change or variation:
Translations
invariantinvariantní
invariantti
invariant

## invariant

n (Math) → Konstante f

## invariant

[ɪnˈvɛərɪənt] adj (Math) → invariante f
References in periodicals archive ?
Measurement Invariances [chi square] df Comparison group, model 1 (n = 275) 758 344 .
We tested measurement invariance by comparing a group of adolescents who had committed a criminal offence with a group of nonoffending adolescents.
Next, measurement invariance of the best fitting of the models was investigated by comparing the CFI and RMSEA of the group of delinquents with those of the group of nonoffenders.
2008) showed partial invariances across three different models (configural, weak, and strong).
Measurement equivalence or measurement invariance is usually considered as measuring the "same concept in the same way across various subgroups of respondents" (Davidov, Meuleman, Cieciuch, Schmidt, & Billiet, 2014, p.
In none of the three strong invariances examined did the root mean square manage to reduce the critical value of RMSEA [less than or equal to] .
The aim was also to verify the questionnaire's invariance in relation to sex, age and sporting activity.
Configural and metric invariance require only information about the covariation of items for the French and Brazilian artists, so that a comparison between means is not necessary to establish these invariances.
In operational terms, our study sought to confirm the invariance hypothesis for this model as applied to Brazilian and French creative professionals, given the historic proximity of the two countries in terms of the French cultural influence in Brazil.
82), a minimum of configural invariance is needed to explore the basic meaning and structure of a construct in a cross-cultural setting, a minimum of metric and likely scalar invariances are required to compare means across countries, and metric invariance is required to relate a central construct to others in a nomological net.
In the current study, the authors respond to calls for cross-cultural validation of measures used in international research by assessing the measurement invariance of the most frequently utilized EO scale.
The purpose of this study was to consider the relationships of prediction, measurement, and scaling invariance when these invariances were simultaneously evaluated in psychometric test data.

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