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    Putnam's argument targets reference-fixing for general te... — Carmelics
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    Challenges→Putnam's model-theoretic argument establishes that formal consistency alone cannot fix intended reference, so 'polynomial-time computable' in M may not refer to the same class as in the standard model.

    Putnam's argument targets reference-fixing for general terms; 'polynomial-time computable' has clear extensional definition in standard models of arithmetic.

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