V2EX computability

Computability

释义 Definition

可计算性:指一个问题或函数能否在有限步骤内由某种形式化的计算过程(如算法、图灵机)求解的性质。常用于理论计算机科学与数理逻辑中。(另有相关方向如“可判定性/不可判定性”)

发音 Pronunciation (IPA)

/kmpjutblti/

词源 Etymology

compute(计算)+ -ability(……的能力/性质)构成,表示“能被计算/可计算的性质”。compute 源自拉丁语 computare,意为“计算、估算”(com- “一起” + putare “思量、估计”)。

例句 Examples

Computability studies what problems computers can solve in principle.
可计算性研究计算机在原理上能够解决哪些问题。

The computability of a function may depend on the formal model of computation you choose, such as a Turing machine.
一个函数的可计算性可能取决于你选择的形式化计算模型,例如图灵机。

相关词 Related Words

文学与经典著作 Literary Works

  • Introduction to the Theory of Computation(Michael Sipser)讨论可计算性、可判定性与复杂性基础。
  • Computability and Logic(George S. Boolos, John P. Burgess, Richard C. Jeffrey)从逻辑视角系统讲解可计算性理论。
  • Computability: An Introduction to Recursive Function Theory(Nigel Cutland)以递归函数理论为线索介绍可计算性。
  • Gdel, Escher, Bach: An Eternal Golden Braid(Douglas Hofstadter)在跨学科叙述中多次涉及可计算性与图灵思想。
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