Numeral Systems Across Languages Support Efficient Communication: From Approximate Numerosity to Recursion.
Numeral Systems Across Languages Support Efficient Communication: From Approximate Numerosity to Recursion.
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DOI:
10.1162/opmi_a_00034
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发表时间:
2020-08
期刊:
影响因子:
--
通讯作者:
Regier T
中科院分区:
文献类型:
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作者:
Xu Y;Liu E;Regier T
Languages differ qualitatively in their numeral systems. At one extreme, some languages have a small set of number terms, which denote approximate or inexact numerosities; at the other extreme, many languages have forms for exact numerosities over a very large range, through a recursively defined counting system. Why do numeral systems vary as they do? Here, we use computational analyses to explore the numeral systems of 30 languages that span this spectrum. We find that these numeral systems all reflect a functional need for efficient communication, mirroring existing arguments in other semantic domains such as color, kinship, and space. Our findings suggest that cross-language variation in numeral systems may be understood in terms of a shared functional need to communicate precisely while using minimal cognitive resources.