http://goo.gl/9lNTP Allen Newell considered this question in Unified Theories of Cognition. He differentiated between symbols (the phenomena in the abstract) and tokens (their physical instantiations). Tokens "stood for" some larger concept.
http://goo.gl/9lNTP Allen Newell considered this question in Unified Theories of Cognition. He differentiated between symbols (the phenomena in the abstract) and tokens (their physical instantiations). Tokens "stood for" some larger concept. |
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