Combining Texts

All the ideas for 'fragments/reports', 'Protocol Sentences' and 'Intensions Revisited'

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9 ideas

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

13591

Quantified modal logic collapses if essence is withdrawn [Quine]

6. Mathematics / B. Foundations for Mathematics / 3. Axioms for Geometry

13007

Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz]

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]

13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / f. Foundationalism critique

10486

If we are rebuilding our ship at sea, we should jettison some cargo [Boolos on Neurath]

8485	We must always rebuild our ship on the open sea; we can't reconstruct it properly in dry-dock [Neurath]