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Invariant vs Immutable - What's the difference?

invariant | immutable |

As adjectives the difference between invariant and immutable

is that invariant is not varying; constant while immutable is unable to be changed without exception.

As nouns the difference between invariant and immutable

is that invariant is an invariant quantity, function etc while immutable is something that cannot be changed.

invariant

English

Adjective

(en adjective)
  • not varying; constant
  • (mathematics) Unaffected by a specified operation (especially by a transformation)
  • (computing, programming) Neither covariant nor contravariant.

    • Synonyms

    * (not varying) invariable

    Derived terms

    * class invariant

    Related terms

    * invariance * variant * variegate * various * vary

    Noun

    (en noun)
  • An invariant quantity, function etc.

    • immutable

    English

    Adjective

    (-)
  • Unable to be changed without exception.
    • The government has enacted an immutable law.
  • (programming, of a variable) Not able to be altered in the memory after its value is set initially, such as a constant.

    • Antonyms

    * mutable * nonimmutable

    Derived terms

    * strongly immutable * weakly immutable

    Noun

    (en noun)
  • Something that cannot be changed.

    • Anagrams

    * ----