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    The assumption that continuous mathematics maps exactly o... — Carmelics
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    Challenges→Fully analytical models could in principle achieve an exact match between model states and target system states

    The assumption that continuous mathematics maps exactly onto physical reality commits a category error identified by Hartry Field and structural realists: mathematical representation is not identity with the target domain.

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    1 reason for
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    Reasons For

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    Reason for
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    • 1.Mathematical infinities (real numbers, infinite sets) have no physical counterparts, yet physics relies on them constantly.
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    • 2.Field's nominalism shows physics needs only structural relations, not commitment to abstract mathematical objects themselves.
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    • 3.A map representing territory is not identical to territory; confusing representation with reality is precisely a category error.
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    Reasons Against

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    Reason against
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    • 1.Physics cannot even be formulated without continuous mathematics; rejecting the mapping undermines the only language science has.
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    • 2.The predictive and explanatory success of continuous models suggests they capture something real about physical structure, not merely representation.
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    • 3.Distinguishing 'representation' from 'identity' doesn't establish they're wholly separate—maps succeed precisely because they preserve relevant features.
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    Key Terms

    Category error(as used in logic and philosophy of language)
    A logical mistake where you apply a rule or concept to something it doesn't actually fit, like using a math formula on a poem.
    Continuous mathematics(as used in philosophy of mathematics)
    A type of math that deals with smooth, unbroken quantities (like real numbers) rather than separate, distinct units—think of it as the math of flowing curves rather than individual dots.
    Hartry Field(the author of the nominalist program discussed)
    A contemporary philosopher who developed a theory showing that we might not actually need to believe in abstract objects (like numbers) even though they seem useful in science and math.
    Mathematical representation(as used in philosophy of science)
    Using math (equations, numbers, formulas) to describe or model something in the real world—like using an equation to describe how a ball falls.
    structural realism(Philosophy of science; the position all three critics are attacking)
    The view that our best scientific theories give us knowledge of the structure of the world but not of its intrinsic nature or content, typically motivated by the problem of theory change
    target domain(Formal structure of analogical arguments)
    The domain T about which an inference is being made by analogy with the source domain; has the same formal structure as the source domain.

    Connections

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    Truth & Knowledge1 linkedModality & Possibility1 linked

    Related

    A map representing territory is not identical to territory; confusing representa...Distinguishing 'representation' from 'identity' doesn't establish they're wholly...

    Details

    Type
    claim
    Perspectives
    2 (1 for, 1 against)
    Edits
    1 edit
    Field's nominalism shows physics needs only structural relations, not commitment...
    Fully analytical models could in principle achieve an exact match between model ...
    +3 moreShow less
    Mathematical infinities (real numbers, infinite sets) have no physical counterpa...Physics cannot even be formulated without continuous mathematics; rejecting the ...The predictive and explanatory success of continuous models suggests they captur...