Skip to content
Carmelics
TopicsThinkersChangesContributorsLoading account…

    Carmelics

    A reasoning platform. Break down any belief into clear reasons, explore both sides, and weigh the evidence honestly.

    Navigate

    • Topics
    • Search
    • Recent Changes
    • Contribute
    • How It Works
    • Glossary
    • Thinkers
    • Contributors
    • About
    • Statistics
    • Terms
    • Privacy

    Database

    Statements
    —
    Perspectives
    —
    Topics
    —

    Press ? for keyboard shortcuts

    LoyalLoyalJusticeJustice
    Made withinDC&Austin
    Statements
    321,452
    Perspectives
    108,905
    Topics
    42
    This entailment holds under standard possible-worlds sema... — Carmelics
    Home
    HistoryEditSee Inverse

    Part of a larger discussion

    Challenges→Global supervenience fails to entail weak individual supervenience

    This entailment holds under standard possible-worlds semantics as defended by Lewis, making the purported failure a result of non-standard assumptions rather than a genuine logical independence.

    ?Rate how convincing each reason is below to see the overall strength.
    1 reason for
    1 reason against

    Reasons For

    1 perspective
    Reason for
    ?
    • 1.Lewis's possible-worlds semantics provides a unified framework successfully explaining modal logic, counterfactuals, and necessity across diverse domains.
      ?

      Think about whether this reason is strong or weak

    • 2.If a purported logical failure dissolves under standard semantics but persists only under non-standard assumptions, this suggests the failure is artifact rather than genuine.
      ?

      Think about whether this reason is strong or weak

    • 3.Non-standard semantic frameworks typically lack the theoretical parsimony and explanatory power of Lewis's account, warranting skepticism about their counterexamples.
      ?

      Think about whether this reason is strong or weak

    Reasons Against

    1 perspective
    Reason against
    ?
    • 1.Standard possible-worlds semantics itself relies on substantive metaphysical assumptions (like modal realism) that are controversial and not universally accepted.
      ?

      Think about whether this reason is strong or weak

    • 2.A logical failure appearing only under non-standard semantics may reveal genuine limitations of standard frameworks rather than confirming standard semantics' superiority.
      ?

      Think about whether this reason is strong or weak

    • 3.Different semantic frameworks can capture different logical intuitions legitimately; dismissing non-standard views as merely 'non-standard' begs the question against them.
      ?

      Think about whether this reason is strong or weak

    Sign in or register to share your perspective on this statement.

    Next step

    Based on where you are in your exploration

    Strongest counterpoint
    Explore the most compelling reason on the other side.

    Key Terms

    Lewis(philosopher who created the similarity metric being discussed)
    David Lewis was a famous American philosopher who developed influential theories about possible worlds—alternative ways reality could have been.
    Logical independence(the assumption that individual representations could exist separately from a unified self)
    The idea that one thing can exist or be true completely on its own, without needing anything else to explain it or make it work.
    Non-standard assumptions(as used in logic and philosophy)
    Unusual or unconventional starting points or rules—different from what most philosophers typically accept.
    Possible-worlds semantics(another addition to formal logic)
    A way of thinking about meaning by imagining all the different ways the world could be, and checking if a statement is true in some or all of those scenarios.
    entailment(Conceptualist framework)
    Understood in terms of truth at a world

    Connections

    2 topics

    Truth & Knowledge1 linkedModality & Possibility1 linked

    Related

    A logical failure appearing only under non-standard semantics may reveal genuine...Different semantic frameworks can capture different logical intuitions legitimat...Global supervenience fails to entail weak individual supervenienceIf a purported logical failure dissolves under standard semantics but persists o...
    +3 moreShow less
    Lewis's possible-worlds semantics provides a unified framework successfully expl...Non-standard semantic frameworks typically lack the theoretical parsimony and ex...

    Details

    Type
    claim
    Perspectives
    2 (1 for, 1 against)
    Edits
    1 edit
    Standard possible-worlds semantics itself relies on substantive metaphysical ass...