V2EX nondeterministic

Nondeterministic

定义 Definition

nondeterministic(形容词):非确定性的;不唯一可预测的。指同样的输入或初始条件下,结果可能不止一种,或过程包含随机性/多种可能路径(常见于计算机科学、数学、物理等语境)。也常用于描述“非确定性算法/自动机”等。

发音 Pronunciation (IPA)

/nn.dt.mns.tk/

例句 Examples

A nondeterministic algorithm may return different valid answers each time.
非确定性算法每次可能返回不同但都有效的答案。

In a nondeterministic system, identical starting conditions can still lead to multiple possible outcomes, which makes exact prediction difficult.
在非确定性系统中,即使起始条件完全相同,也可能产生多种结果,因此很难精确预测。

词源 Etymology

由 **non-**(“不、非”)+ deterministic(“确定性的”)构成;而 deterministic 源自 determine(“决定、确定”),来自拉丁语 dētermināre(“划定界限、限定、确定”)。整体意思就是“不是由单一确定规则/结果所决定的”。

相关词 Related Words

文学作品 Literary Works

  • Douglas R. Hofstadter, Gdel, Escher, Bach: An Eternal Golden Braid(讨论形式系统、计算与不确定/非确定性相关概念时常见此类术语)
  • Thomas H. Cormen et al., Introduction to Algorithms(算法教材中常在理论计算与算法分类语境出现,如“非确定性”相关讨论)
  • John E. Hopcroft, Rajeev Motwani, Jeffrey D. Ullman, Introduction to Automata Theory, Languages, and Computation(自动机理论中常见 nondeterministic,如“Nondeterministic Finite Automaton”)
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