Combining Texts

All the ideas for 'works', 'Letters to Leibniz' and 'Letters'

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

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3 ideas

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

16519

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

5. Theory of Logic / G. Quantification / 2. Domain of Quantification

17743

De Morgan introduced a 'universe of discourse', to replace Boole's universe of 'all things' [De Morgan, by Walicki]

19. Language / E. Analyticity / 4. Analytic/Synthetic Critique

21338

I will even consider changing a meaning to save a law; I question the meaning-fact cleavage [Quine]