Combining Texts

All the ideas for 'On the Concept of Number', 'Letters to Lelong' and 'Reality and Representation'

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3 ideas

6. Mathematics / C. Sources of Mathematics / 7. Formalism
Hilbert said (to block paradoxes) that mathematical existence is entailed by consistency [Hilbert, by Potter]
11. Knowledge Aims / A. Knowledge / 4. Belief / a. Beliefs
Belief truth-conditions are normal circumstances where the belief is supposed to occur [Papineau]
27. Natural Reality / A. Classical Physics / 1. Mechanics / c. Forces
Force in substance makes state follow state, and ensures the very existence of substance [Leibniz]