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    Uffink and others have argued that the Tsirelson bound is... — Carmelics
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    Challenges→Super-quantum correlations — correlations that violate Bell-type inequalities beyond the Tsirelson bound — are physically conceivable.

    Uffink and others have argued that the Tsirelson bound is not merely contingent but reflects deep structural features of Hilbert-space quantum mechanics tied to local commutativity.

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    1 reason for
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    Reasons For

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    Reason for
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    • 1.Local commutativity (spacelike separated observables commute) is fundamental to relativistic QFT and directly constrains correlation structures.
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    • 2.The Tsirelson bound emerges mathematically from operator algebra constraints in Hilbert space, not from ad-hoc assumptions about measurements.
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    • 3.No known alternative to Hilbert-space formalism preserves both locality and the empirical predictions that saturate Tsirelson bounds.
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    Reasons Against

    1 perspective
    Reason against
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    • 1.The Tsirelson bound may reflect computational limitations of classical simulations rather than deep quantum structure itself.
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    • 2.Local commutativity is a postulate we impose; showing it entails Tsirelson bounds doesn't explain why nature obeys local commutativity fundamentally.
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    • 3.Non-local hidden variable theories can reproduce Tsirelson bounds without appealing to Hilbert-space structural features at all.
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    Key Terms

    Hilbert-space quantum mechanics(as the formal system being discussed)
    The mathematical framework physicists use to describe quantum systems, where particles are represented as abstract points in a high-dimensional space.
    Local commutativity(as a deep feature of quantum mechanics connected to the Tsirelson bound)
    A principle stating that measurements made in distant locations shouldn't interfere with each other—what happens here doesn't instantly affect what you measure over there.
    Structural features(as used in logic and philosophy)
    The basic pattern or framework that makes something work the way it does—like how a building's structure determines its shape.
    Tsirelson bound(Distinguishes quantum correlations from super-quantum correlations)
    An upper limit on the degree to which Bell-type inequalities can be violated by quantum correlations, which falls short of the maximum violation conceivable in principle.
    Uffink(as a researcher cited for arguments about quantum mechanics)
    A physicist and philosopher of science who studies the foundations of quantum mechanics and thermodynamics, examining what quantum theory really tells us about reality.
    contingent(De Interpretatione 12–13)
    Equated with 'possible'; on the two-sided interpretation, contingency excludes necessity (possibility implies non-necessity).

    Connections

    1 topic

    Modality & Possibility1 linked

    Related

    Local commutativity (spacelike separated observables commute) is fundamental to ...Local commutativity is a postulate we impose; showing it entails Tsirelson bound...No known alternative to Hilbert-space formalism preserves both locality and the ...Non-local hidden variable theories can reproduce Tsirelson bounds without appeal...

    Details

    Type
    claim
    Perspectives
    2 (1 for, 1 against)
    Edits
    1 edit
    +3 moreShow less
    Super-quantum correlations — correlations that violate Bell-type inequalities be...The Tsirelson bound emerges mathematically from operator algebra constraints in ...The Tsirelson bound may reflect computational limitations of classical simulatio...