Combining Texts

All the ideas for 'Meditatio de principio individui', 'Intensions Revisited' and 'Natural Science (lost)'

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8 ideas

4. Formal Logic / D. Modal Logic ML / 1. Modal Logic

13591

Quantified modal logic collapses if essence is withdrawn [Quine]

7. Existence / A. Nature of Existence / 6. Criterion for Existence

527	Everything exists which anyone perceives [Metrodorus of Chios]

9. Objects / D. Essence of Objects / 15. Against Essentialism

13590

Essences can make sense in a particular context or enquiry, as the most basic predicates [Quine]

10. Modality / A. Necessity / 11. Denial of Necessity

8483	Necessity is relative to context; it is what is assumed in an inquiry [Quine]

10. Modality / E. Possible worlds / 1. Possible Worlds / e. Against possible worlds

13589

Possible worlds are a way to dramatise essentialism, and yet they presuppose essentialism [Quine]

10. Modality / E. Possible worlds / 3. Transworld Objects / b. Rigid designation

13588

A rigid designator (for all possible worlds) picks out an object by its essential traits [Quine]

11. Knowledge Aims / A. Knowledge / 4. Belief / a. Beliefs

13592

Beliefs can be ascribed to machines [Quine]

26. Natural Theory / C. Causation / 9. General Causation / d. Causal necessity

12702

Causes can be inferred from perfect knowledge of their effects [Leibniz]