Ideas from 'Explanatory Coherence' by Paul Thagard [1989], by Theme Structure

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14. Science / D. Explanation / 2. Types of Explanation / c. Explanations by coherence

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2: An explanation must wholly cohere internally, and with the new fact [Smart]

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3: If an analogous pair explain another analogous pair, then they all cohere [Smart]

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1: Coherence is a symmetrical relation between two propositions [Smart]

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4: For coherence, observation reports have a degree of intrinsic acceptability [Smart]

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5: Contradictory propositions incohere [Smart]

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6: A proposition's acceptability depends on its coherence with a system [Smart]