Combining Texts

All the ideas for 'fragments/reports', 'On Sufficient Reason' and 'Sources of Knowledge of Mathematics'

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4 ideas

2. Reason / B. Laws of Thought / 1. Laws of Thought

19404

Necessities rest on contradiction, and contingencies on sufficient reason [Leibniz]

6. Mathematics / C. Sources of Mathematics / 6. Logicism / d. Logicism critique

9545	Late in life Frege abandoned logicism, and saw the source of arithmetic as geometrical [Frege, by Chihara]

13. Knowledge Criteria / D. Scepticism / 1. Scepticism

3061	Anaxarchus said that he was not even sure that he knew nothing [Anaxarchus, by Diog. Laertius]

26. Natural Theory / D. Laws of Nature / 8. Scientific Essentialism / c. Essence and laws

19403

Each of the infinite possible worlds has its own laws, and the individuals contain those laws [Leibniz]