decidable是什么意思 decidable的读音、翻译、用法

'decidable'这个词语来源于英语。它的常见翻译是“可判定的”，用于表示某个问题或命题能够被证明是否可行或正确。

以下是9个含有'decidable'这个词语的例句：

1. This algorithm is decidable in polynomial time. (这个算法在多项式时间内是可判定的。)

2. The language is decidable if and only if there exists an algorithm that decides membership in it. (当且仅当存在一个判定算法判定其成员资格时，该语言是可判定的。)

3. The halting problem is not decidable by any Turing machine. (停机问题不能被任何图灵机判定。)

4. The decision problem for first-order logic is not decidable. (一阶逻辑的决策问题并不可判定。)

5. The class of decidable languages is closed under union and intersection. (可判定语言类在并和交下是封闭的。)

6. The validity of a first-order formula is decidable. (一阶公式的有效性是可判定的。)

7. Decidable problems are those for which an algorithm exists that can determine a correct answer in finite time. (可判定问题是那些存在一个算法可以在有限时间内确定一个正确答案的问题。)

8. The set of prime numbers is not decidable. (质数集合并不可判定。)

9. The decidability of a problem can have significant implications for its practical solvability. (问题的可判定性可能对其实际求解有重要的影响。)