从进化游戏理论的角度来看,建立克里奥尔语言的条件
Raiki Nakano1, Hisashi Ohtsuki1
1Research Center for Integrative Evolutionary Science, SOKENDAI (The Graduate University for Advanced Studies), Shonan Village, Hayama, Kanagawa, 240-0193, Japan.
Journal of theoretical biology
|March 14, 2025
概括
克里奥尔语言在人口规模较小时更容易传播,有利于随机漂移,以及祖先语言在语言上相距较远时. 这些因素促使克里奥尔语在语言接触情况下出现.
科学领域:
- 语言学和进化的游戏理论.
- 语言动力学的数学建模语言动力学
背景情况:
- 语言接触可以导致语言的转移,维护或新语言的出现,如克里奥尔语.
- 以前的模型经常显示出多数优势,导致单一的主导语言.
研究的目的:
- 用进化游戏理论来模拟克里奥尔语言的传播.
- 确定影响克里奥尔语出现和在人口中传播的因素.
主要方法:
- 开发了一个进化游戏模型,使用两个祖先语言和一个克里奥尔语的说话者.
- 根据通信回报,评估扬声器频率的变化.
- 人口规模多样化和语言变化难以分析克里奥尔语的传播.
主要成果:
- 克里奥尔语的传播受到较小的人口规模的青,允许有效的随机漂移.
- 祖先语言之间的语言距离对克里奥尔语的传播产生了积极的影响.
- 人口有限性可能会对克里奥尔语的传播产生不同的影响,这取决于具体的条件.
结论:
- 在语言上遥远的语言之间的接触和随机漂移是克里奥尔语传播的关键驱动因素.
- 这些发现与历史的克里奥尔语出现相一致,例如在种植园环境中,人口少,语言遥远.
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