V2EX derivation

Derivation

释义 Definition

derivation /derven/:

  1. 推导;推演(从已知事实、规则或公式一步步得到结论的过程)。
  2. 词源;派生(语言学中:一个词从另一个词或词根“派生”出来的关系与过程)。
    (也可指“来源;由来”等较泛的意义。)

例句 Examples

Derivation is easiest when you start from a simple formula.
从一个简单公式开始推导最容易。

The paper gives a careful derivation of the result from first principles, showing each step and its assumptions.
这篇论文从第一性原理出发,对该结果进行了严谨的推导,展示了每一步及其所依赖的假设。

发音 Pronunciation (IPA)

/derven/

词源 Etymology

来自拉丁语 dērīvāre,本义与“引流、导出”有关(由 de- “向下/离开” + rīvus “小溪、河流”构成)。因此 derivation 既可表示把结论从前提“导出”(推导),也可表示词语从词根或旧形式“引出/派生”(词源与派生关系)。

相关词 Related Words

文学与著作中的用例 Literary Works

  • John Stuart Mill, A System of Logic:讨论科学推理与结论的“derivation”(从前提导出结论)的逻辑基础。
  • Noam Chomsky, Aspects of the Theory of Syntax:在生成语法框架中频繁使用“derivation”指句法结构的推导过程。
  • Robert Graves, The White Goddess:在谈论词语来源与意义演变时会涉及词源与“derivation”的讨论。
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