Combining Texts

All the ideas for 'On Aristotle's 'Metaphysics'', 'Logic as Semiotic: Theory of Signs' and 'Paradoxes of the Infinite'

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

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4 ideas

4. Formal Logic / F. Set Theory ST / 1. Set Theory

9987	An aggregate in which order does not matter I call a 'set' [Bolzano]

6. Mathematics / A. Nature of Mathematics / 5. The Infinite / a. The Infinite

10856

A truly infinite quantity does not need to be a variable [Bolzano]

7. Existence / E. Categories / 4. Category Realism

16655

Different genera are delimited by modes of predication, which rest on modes of being [Aquinas]

19. Language / B. Reference / 1. Reference theories

7634	Icons resemble their subject, an index is a natural sign, and symbols are conventional [Peirce, by Maund]