decidable

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See also: décidable

English

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Etymology

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From decide +‎ -able.

Pronunciation

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  • (UK) IPA(key): [dɪˈsaɪdəbəɫ]
  • Audio (US):(file)

Adjective

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decidable (comparative more decidable, superlative most decidable)

  1. capable of being decided.
  2. (computer science) describing a set for which there exists an algorithm that will determine whether any element is or is not within the set in a finite amount of time.
    It is easy to show that the set of even numbers is decidable by creating the relevant Turing machine.
  3. (logic) in intuitionistic logic, a proposition P is decidable in a given theory if it can be proven from the theory that "either P or not P", i.e. in symbols: .[1]

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References

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