Combining Texts
Ideas for
'Mathematical Methods in Philosophy', 'On the Very Idea of a Third Dogma' and 'Two-Dimensional Semantics'
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7 ideas
10. Modality / A. Necessity / 3. Types of Necessity
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14703
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Superficial necessity is true in all worlds; deep necessity is thus true, no matter which world is actual [Schroeter]
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10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / b. Conceivable but impossible
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14714
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Contradictory claims about a necessary god both seem apriori coherent [Schroeter]
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10. Modality / E. Possible worlds / 1. Possible Worlds / a. Possible worlds
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18745
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A Tarskian model can be seen as a possible state of affairs [Horsten/Pettigrew]
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18747
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The 'spheres model' was added to possible worlds, to cope with counterfactuals [Horsten/Pettigrew]
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10. Modality / E. Possible worlds / 1. Possible Worlds / b. Impossible worlds
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18748
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Epistemic logic introduced impossible worlds [Horsten/Pettigrew]
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10. Modality / E. Possible worlds / 1. Possible Worlds / e. Against possible worlds
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18746
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Possible worlds models contain sets of possible worlds; this is a large metaphysical commitment [Horsten/Pettigrew]
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18750
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Using possible worlds for knowledge and morality may be a step too far [Horsten/Pettigrew]
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