V2EX possible-worlds

Possible Worlds

定义 Definition

“Possible worlds”(可能世界)指在哲学、逻辑学与语言学中,用来描述“事情本可以如何发生”的一组假设性世界:每个“世界”代表一种与现实不同但在某种意义上可能成立的情形(例如:如果当时你做了另一种选择,会出现怎样的结果)。在文学与叙事研究中也常用来讨论平行宇宙、分支剧情与多重结局等。

发音 Pronunciation

/psb()l wldz/

例句 Examples

Possible worlds help us imagine how life might have been different.
可能世界帮助我们想象人生本可以如何不同。

In modal logic, we evaluate whether a statement is necessary or possible by testing it across possible worlds that follow certain rules.
在模态逻辑中,我们通过在遵循特定规则的可能世界中检验一个命题,来判断它是必然的还是可能的。

词源 Etymology

“Possible”来自拉丁语 possibilis(“可能的”),与 posse(“能够”)有关;“world”来自古英语 weorold,原意与“人的生活/时代”相关,后逐渐发展为“世界”。“Possible worlds”作为术语在近现代哲学与逻辑学中固定下来,尤其用于讨论“必然/可能”“反事实”(如果……会怎样)等问题。

相关词 Related Words

文学与著作 Literary Works

  • Leibniz Monadology(《单子论》)
  • David Lewis On the Plurality of Worlds(《论世界的多元性》)
  • Saul Kripke Naming and Necessity(《命名与必然性》)
  • Jorge Luis Borges “The Garden of Forking Paths”(《小径分岔的花园》)
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