Combining Texts

All the ideas for 'On the Moral and Legal State of Abortion', 'Letters to Antoine Arnauld' and 'A Plea for Substitutional Quantification'

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5 ideas

4. Formal Logic / D. Modal Logic ML / 4. Alethic Modal Logic

9470	Modal logic is not an extensional language [Parsons,C]

5. Theory of Logic / G. Quantification / 4. Substitutional Quantification

9469	Substitutional existential quantifier may explain the existence of linguistic entities [Parsons,C]

9468	On the substitutional interpretation, '(∃x) Fx' is true iff a closed term 't' makes Ft true [Parsons,C]

6. Mathematics / C. Sources of Mathematics / 4. Mathematical Empiricism / c. Against mathematical empiricism

21963

It is possible that an omnipotent God might make one and two fail to equal three [Descartes]

16. Persons / A. Concept of a Person / 1. Existence of Persons

20618

Persons must be conscious, reasoning, motivated, communicative, self-aware [Warren, by Tuckness/Wolf]