Combining Texts

All the ideas for 'fragments/reports', 'works' and 'Rules for the Direction of the Mind'

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

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5 ideas

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / k. Infinitesimals

18086

Weierstrass eliminated talk of infinitesimals [Weierstrass, by Kitcher]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / l. Limits

18092

Weierstrass made limits central, but the existence of limits still needed to be proved [Weierstrass, by Bostock]

9. Objects / E. Objects over Time / 8. Continuity of Rivers

579	Cratylus said you couldn't even step into the same river once [Cratylus, by Aristotle]

11. Knowledge Aims / B. Certain Knowledge / 1. Certainty

9807	In pursuing truth, anything less certain than mathematics is a waste of time [Descartes]

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

578	Cratylus decided speech was hopeless, and his only expression was the movement of a finger [Cratylus, by Aristotle]