Combining Texts
Ideas for
'Saundaranandakavya', 'Introduction to Mathematical Philosophy' and 'How Things Might Have Been'
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8 ideas
10. Modality / B. Possibility / 8. Conditionals / c. Truth-function conditionals
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12197
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Inferring q from p only needs p to be true, and 'not-p or q' to be true [Russell]
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14450
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All forms of implication are expressible as truth-functions [Russell]
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10. Modality / E. Possible worlds / 1. Possible Worlds / a. Possible worlds
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14460
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If something is true in all possible worlds then it is logically necessary [Russell]
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10. Modality / E. Possible worlds / 3. Transworld Objects / a. Transworld identity
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11887
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Transworld identity without individual essences leads to 'bare identities' [Mackie,P]
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10. Modality / E. Possible worlds / 3. Transworld Objects / c. Counterparts
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11890
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De re modality without bare identities or individual essence needs counterparts [Mackie,P]
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11892
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Things may only be counterparts under some particular relation [Mackie,P]
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11893
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Possibilities for Caesar must be based on some phase of the real Caesar [Mackie,P]
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10. Modality / E. Possible worlds / 3. Transworld Objects / d. Haecceitism
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11884
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The theory of 'haecceitism' does not need commitment to individual haecceities [Mackie,P]
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