Combining Texts

All the ideas for 'Science and Method', 'Letters to Leibniz' and 'English as a Formal Language'

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3 ideas

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula

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No one can conceive of a possible substance, apart from those which God has created [Arnauld]

5. Theory of Logic / F. Referring in Logic / 2. Descriptions / b. Definite descriptions

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'The' is a quantifier, like 'every' and 'a', and does not result in denotation [Montague]

6. Mathematics / A. Nature of Mathematics / 2. Geometry

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One geometry cannot be more true than another [Poincaré]