Abstract:We investigate mechanisms for language change within a framework where an unconventional signal for a meaning is first innovated, and then subsequently propagated through a speech community to replace the existing convention. We appeal to the notion of universality as it applies to complex interacting systems in the physical sciences and which establishes a link between generic ('universal') patterns at the macroscopic scale and relates them to symmetries at the microscopic scale. By relating the presence and … Show more
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