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    Home/Original/inverse
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    Inverse View

    It is not the case that Robert Batterman and others have argued that the classical limit of quantum mechanics is not straightforwardly obtained by letting ℏ→0, making the inference from quantum uncertainty to macroscopic indeterminism physically unwarranted.

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    Reasons For

    1 perspective
    Reason for
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    • 1.Empirically, macroscopic objects exhibit deterministic behavior; quantum indeterminacy demonstrably fails to propagate to observable scales.
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    • 2.The ℏ→0 limit remains the standard mathematical procedure connecting theories, and its formal validity shouldn't be conflated with physical interpretation.
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    • 3.Decoherence doesn't eliminate quantum indeterminacy—it suppresses interference; distinguishing these is crucial to Batterman's claim's validity.
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    Reasons Against

    1 perspective
    Reason against
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    • 1.The classical limit involves singular limits and asymptotic approximations that can obscure physical mechanisms present in quantum theory.
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    • 2.Decoherence effects dominate macroscopic behavior through environmental interaction, not simply through ℏ→0 mathematical limits.
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    • 3.Batterman's framework shows effective theories can emerge without requiring that fundamental quantum indeterminacy vanishes at classical scales.
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