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    Deriving a known truth from a hypothesis via a valid argu... — Carmelics
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    Challenges→FUNC is plausible

    Deriving a known truth from a hypothesis via a valid argument establishes only consistency, not plausibility — affirming the consequent is a logical fallacy.

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    1 reason for
    1 reason against

    Reasons For

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    Reason for
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    • 1.If H implies K, and K is true, multiple hypotheses could entail K, so H's truth remains underdetermined logically.
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    • 2.Affirming the consequent commits a formal logical error: (H→K, K) does not validly conclude H in classical logic.
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    • 3.Consistency merely means absence of contradiction, while plausibility requires comparative evidence favoring H over alternatives.
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    Reasons Against

    1 perspective
    Reason against
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    • 1.Successful prediction of known truths via H provides stronger evidential support than bare logical validity requires.
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    • 2.Abductive inference legitimately infers best explanations without deductive validity; deriving known truths is explanatory power.
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    • 3.The claim conflates formal logic (validity) with evidential reasoning (confirmation); plausibility in science relies on the latter.
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    Connections

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    Truth & Knowledge1 linkedModality & Possibility1 linked

    Related

    Abductive inference legitimately infers best explanations without deductive vali...Affirming the consequent commits a formal logical error: (H→K, K) does not valid...Consistency merely means absence of contradiction, while plausibility requires c...FUNC is plausible
    +3 moreShow less
    If H implies K, and K is true, multiple hypotheses could entail K, so H's truth ...Successful prediction of known truths via H provides stronger evidential support...The claim conflates formal logic (validity) with evidential reasoning (confirmat...

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    claim
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    2 (1 for, 1 against)
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