V2EX peano axioms

Peano Axioms

释义 Definition

皮亚诺公理(Peano Axioms):一组用来刻画自然数(0 或 1 开始)及其基本性质的公理体系,常用于形式化定义“数”“后继(successor)”“归纳法(induction)”等。主要用于数理逻辑与数学基础中。

发音 Pronunciation (IPA)

/peno ksimz/

例句 Examples

The Peano axioms describe the basic properties of natural numbers.
皮亚诺公理描述了自然数的基本性质。

Using the Peano axioms, we can justify proof by induction within a formal system and define addition and multiplication recursively.
借助皮亚诺公理,我们可以在形式系统中为数学归纳法提供依据,并以递归方式定义加法与乘法。

词源 Etymology

“Peano”来自意大利数学家朱塞佩皮亚诺(Giuseppe Peano)的姓氏,他在19世纪末系统化提出了描述自然数结构的公理;“axioms”源自希腊语,意为“被认为不证自明的基本命题”。因此该短语字面含义是“皮亚诺提出的那些基本公理”。

相关词 Related Words

文学与著作 Literary Works

  • Principia Mathematica(Bertrand Russell & Alfred North Whitehead):以公理化方式处理算术与逻辑时会涉及皮亚诺式的自然数刻画。
  • Gdel, Escher, Bach: An Eternal Golden Braid(Douglas Hofstadter):讨论形式系统与数论基础时提到皮亚诺公理及相关思想。
  • Introduction to Mathematical Logic(多种教材版本,如Elliott Mendelson等):常以皮亚诺公理作为算术形式化的核心例子。
  • Mathematical Logic(Joseph R. Shoenfield):在逻辑与算术理论的语境中讨论与皮亚诺公理相关的体系(如PA)。
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