Combining Texts
Ideas for
'Mathematical Methods in Philosophy', 'How the Laws of Physics Lie' and 'Meaning and Reference'
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7 ideas
10. Modality / D. Knowledge of Modality / 1. A Priori Necessary
9169
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A statement can be metaphysically necessary and epistemologically contingent [Putnam]
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10. Modality / D. Knowledge of Modality / 4. Conceivable as Possible / a. Conceivable as possible
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Conceivability is no proof of possibility [Putnam]
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10. Modality / E. Possible worlds / 1. Possible Worlds / a. Possible worlds
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
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
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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