Combining Texts
Ideas for
'Laws of Nature', 'Causal and Metaphysical Necessity' and 'The Very Idea of a Conceptual Scheme'
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5 ideas
14. Science / C. Induction / 5. Paradoxes of Induction / a. Grue problem
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The grue problem shows that natural kinds are central to science [Harré]
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'Grue' only has causal features because of its relation to green [Shoemaker]
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'Grue' introduces a new causal hypothesis - that emeralds can change colour [Harré]
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14. Science / C. Induction / 5. Paradoxes of Induction / b. Raven paradox
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It is because ravens are birds that their species and their colour might be connected [Harré]
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Non-black non-ravens just aren't part of the presuppositions of 'all ravens are black' [Harré]
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