Invariant

adj, noun

Definitions

Adjective
  1. 1
    Not varying; constant.
  2. 2
    Unaffected by a specified operation, especially by a transformation.

    "The fundamental 2-tensor also leads to a new class of invariant linear differential operators that are canonically associated to these geometries; included is a third equation studied by Gallot et al. We apply the results to study the metrisability equation, in the nullity setting described."

  3. 3
    Neither covariant nor contravariant.
Adjective
  1. 1
    unvarying in nature wordnet
  2. 2
    unaffected by a designated operation or transformation wordnet
Noun
  1. 1
    An invariant quantity, function etc.

    "In the present paper this criterion is reformulated in terms of pseudotensorial invariants of the form.."

  2. 2
    a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to it wordnet
  3. 3
    Ellipsis of class invariant. abbreviation, alt-of, ellipsis

Etymology

Etymology 1

From in- + variant.

Etymology 2

From in- + variant.

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