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invariant 音標拼音: [ɪnv'ɛriənt] a. 無變化的,不變的
n. 不變量 無變化的,不變的不變量 invariant 不變 invariant adj 1: unaffected by a designated operation or transformation 2: unvarying in nature; "maintained a constant temperature"; "principles of unvarying validity" [synonym: {changeless}, {constant}, {invariant}, {unvarying}] n 1: a feature (quantity or property or function) that remains unchanged when a particular transformation is applied to it Invariant \In*va"ri*ant\, n. (Math.) An invariable quantity; specifically, a function of the coefficients of one or more forms, which remains unaltered, when these undergo suitable linear transformations. --J. J. Sylvester. [1913 Webster] list or {heap}, that applies throughout the life of a data structure or procedure. Each change to the data structure must maintain the correctness of the invariant. (1996-03-12)
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