V2EX concrete domain

Concrete Domain

释义 Definition

concrete domain 指(尤其在数学、逻辑、计算机科学中)与“抽象域(abstract domain)”相对的具体/实际的取值域:由真实对象或真实数值构成,用来直接描述系统的实际状态、数据或语义。

发音 Pronunciation (IPA)

/knkrit domen/

例句 Examples

The concrete domain here is the set of all integers.
这里的具体域是所有整数的集合。

In abstract interpretation, we relate an abstract domain to a concrete domain so that program behaviors can be approximated safely.
在抽象解释中,我们把抽象域与具体域联系起来,以便对程序行为进行安全的近似分析。

词源 Etymology

concrete 源自拉丁语 concretus(“凝结的、具体的”),强调“真实可触、非抽象”。domain 源自拉丁语 dominium(“管辖范围、领域”)。组合起来,concrete domain 就是“由真实对象/真实取值构成的领域(取值范围)”,常用于与 abstract domain 作对照。

相关词 Related Words

文学/著作中的用例 Literary Works

  • Patrick Cousot & Radhia Cousot, Abstract Interpretation: A Unified Lattice Model for Static Analysis of Programs by Construction or Approximation of Fixpoints(1977,论文;讨论抽象域与具体语义/具体域的对应关系)
  • Roberto Giacobazzi, Francesco Ranzato & Francesca Scozzari(编), Handbook of Abstract Interpretation(学术著作;多处使用“concrete domain/ concrete semantics”等术语)
  • Christel Baier & Joost-Pieter Katoen, Principles of Model Checking(教材;在形式化语义与模型分析语境中涉及具体/抽象层次与域的概念)
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