Combining Texts

All the ideas for 'Cours d'Analyse', 'Identity over Time' and 'Intro to 'Provenance of Pure Reason''

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

6 ideas

5. Theory of Logic / K. Features of Logics / 1. Axiomatisation
13416 Mathematics must be based on axioms, which are true because they are axioms, not vice versa [Tait, by Parsons,C]
6. Mathematics / A. Nature of Mathematics / 5. The Infinite / k. Infinitesimals
18085 Values that approach zero, becoming less than any quantity, are 'infinitesimals' [Cauchy]
6. Mathematics / A. Nature of Mathematics / 5. The Infinite / l. Limits
18084 When successive variable values approach a fixed value, that is its 'limit' [Cauchy]
9. Objects / E. Objects over Time / 1. Objects over Time
16025 If things change they become different - but then no one thing undergoes the change! [Gallois]
9. Objects / E. Objects over Time / 4. Four-Dimensionalism
16026 4D: time is space-like; a thing is its history; past and future are real; or things extend in time [Gallois]
9. Objects / F. Identity among Objects / 6. Identity between Objects
16027 If two things are equal, each side involves a necessity, so the equality is necessary [Gallois]