Combining Texts

All the ideas for 'Actualism and Possible Worlds', 'Ancient Thought in Modern Physics' and 'Conditional Assertion and Restricted Quantification'

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9 ideas

7. Existence / A. Nature of Existence / 3. Being / a. Nature of Being

14664

Necessary beings (numbers, properties, sets, propositions, states of affairs, God) exist in all possible worlds [Plantinga]

9. Objects / D. Essence of Objects / 1. Essences of Objects

14666

Socrates is a contingent being, but his essence is not; without Socrates, his essence is unexemplified [Plantinga]

10. Modality / E. Possible worlds / 1. Possible Worlds / a. Possible worlds

14662

Possible worlds clarify possibility, propositions, properties, sets, counterfacts, time, determinism etc. [Plantinga]

10. Modality / E. Possible worlds / 1. Possible Worlds / d. Possible worlds actualism

16472

Plantinga's actualism is nominal, because he fills actuality with possibilia [Stalnaker on Plantinga]

14. Science / C. Induction / 5. Paradoxes of Induction / b. Raven paradox

19000

Read 'all ravens are black' as about ravens, not as about an implication [Belnap]

14. Science / D. Explanation / 2. Types of Explanation / j. Explanations by reduction

6552	You can only explain the qualities of large objects using entities which lack those qualities [Heisenberg]

19. Language / C. Assigning Meanings / 8. Possible Worlds Semantics

16469

Plantinga has domains of sets of essences, variables denoting essences, and predicates as functions [Plantinga, by Stalnaker]

16470

Plantinga's essences have their own properties - so will have essences, giving a hierarchy [Stalnaker on Plantinga]

19. Language / D. Propositions / 1. Propositions

14663

Are propositions and states of affairs two separate things, or only one? I incline to say one [Plantinga]