Combining Texts
Ideas for
'On the Philosophy of Logic', 'Material Beings' and 'Confessions'
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7 ideas
10. Modality / B. Possibility / 1. Possibility
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8941
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We can't explain 'possibility' in terms of 'possible' worlds [Fisher]
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10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals
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8947
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If all truths are implied by a falsehood, then not-p might imply both q and not-q [Fisher]
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10. Modality / B. Possibility / 8. Conditionals / d. Non-truthfunction conditionals
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8949
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In relevance logic, conditionals help information to flow from antecedent to consequent [Fisher]
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10. Modality / C. Sources of Modality / 5. Modality from Actuality
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17572
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Actuality proves possibility, but that doesn't explain how it is possible [Inwagen]
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10. Modality / E. Possible worlds / 3. Transworld Objects / c. Counterparts
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17579
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Counterparts reduce counterfactual identity to problems about similarity relations [Inwagen]
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10. Modality / E. Possible worlds / 3. Transworld Objects / e. Possible Objects
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17590
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A merely possible object clearly isn't there, so that is a defective notion [Inwagen]
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17591
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Merely possible objects must be consistent properties, or haecceities [Inwagen]
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