Combining Texts
Ideas for
'Theaetetus', 'Putnam's Paradox' and 'Abstract Objects'
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7 ideas
7. Existence / B. Change in Existence / 1. Nature of Change
2060
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There seem to be two sorts of change: alteration and motion [Plato]
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7. Existence / C. Structure of Existence / 7. Abstract/Concrete / a. Abstract/concrete
10512
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The abstract/concrete distinction is based on what is perceivable, causal and located [Hale]
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10517
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Colours and points seem to be both concrete and abstract [Hale]
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10519
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The abstract/concrete distinction is in the relations in the identity-criteria of object-names [Hale]
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10520
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Token-letters and token-words are concrete objects, type-letters and type-words abstract [Hale]
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7. Existence / C. Structure of Existence / 7. Abstract/Concrete / b. Levels of abstraction
10524
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There is a hierarchy of abstraction, based on steps taken by equivalence relations [Hale]
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7. Existence / D. Theories of Reality / 4. Anti-realism
14213
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Anti-realists see the world as imaginary, or lacking joints, or beyond reference, or beyond truth [Lewis]
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