V2EX satisfiability

Satisfiability

释义 Definition

可满足性:在逻辑与计算机科学中,指一个命题公式/约束条件是否存在某种赋值或解使其为真(或使所有约束同时成立)。常见于 SAT(布尔可满足性问题) 与约束求解领域。(在日常英语中较少用;另有更一般的“可被满足的程度/性质”之意。)

发音 Pronunciation (IPA)

/stsfa.bl..ti/

例句 Examples

The satisfiability of this formula can be checked by a SAT solver.
这个公式的可满足性可以用 SAT 求解器来检查。

Researchers studied the satisfiability of large constraint systems to understand why some problems are easy while others are computationally hard.
研究者分析大型约束系统的可满足性,以理解为什么有些问题容易而另一些在计算上很难。

词源 Etymology

satisfy(满足)+ -ability(……的能力/性质)构成,字面意思是“能够被满足的性质”。在逻辑与计算领域中,这个词被专门化为“公式/约束是否存在使其成立的解”的概念。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Computers and Intractability: A Guide to the Theory of NP-Completeness(Michael R. Garey & David S. Johnson)
  • Introduction to the Theory of Computation(Michael Sipser)
  • Handbook of Satisfiability(Armin Biere, Marijn Heule, Hans van Maaren, Toby Walsh 编)
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