Combining Texts

All the ideas for 'Letters to Edward Stillingfleet', 'Universal Arithmetick' and 'Semantics for Propositional Attitudes'

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5 ideas

6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / b. Greek arithmetic

17783

A number is not a multitude, but a unified ratio between quantities [Newton]

7. Existence / D. Theories of Reality / 11. Ontological Commitment / a. Ontological commitment

15785

Our commitments are to an 'ontology', but also to an 'ideology', or conceptual system [Hintikka]

9. Objects / D. Essence of Objects / 3. Individual Essences

15990

Every individual thing which exists has an essence, which is its internal constitution [Locke]

10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds

15786

Commitment to possible worlds is part of our ideology, not part of our ontology [Hintikka]

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

15994

If it is knowledge, it is certain; if it isn't certain, it isn't knowledge [Locke]