Combining Texts

All the ideas for 'True Method in Philosophy and Theology', 'On the Concept of Number' and 'works'

expand these ideas     |    start again     |     specify just one area for these texts

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3 ideas

6. Mathematics / C. Sources of Mathematics / 7. Formalism

22293

Hilbert said (to block paradoxes) that mathematical existence is entailed by consistency [Hilbert, by Potter]

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

19393

What is not active is nothing [Leibniz]

10. Modality / B. Possibility / 8. Conditionals / d. Non-truthfunction conditionals

10994

Conditionals are true if minimal revision of the antecedent verifies the consequent [Stalnaker, by Read]