Combining Texts

All the ideas for 'From Stimulus to Science', 'Later Letters to Dedekind' and 'Things'

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

3 ideas

2. Reason / B. Laws of Thought / 3. Non-Contradiction
6564 To affirm 'p and not-p' is to have mislearned 'and' or 'not' [Quine]
4. Formal Logic / F. Set Theory ST / 4. Axioms for Sets / a. Axioms for sets
17831 Cantor gives informal versions of ZF axioms as ways of getting from one set to another [Cantor, by Lake]
9. Objects / A. Existence of Objects / 2. Abstract Objects / c. Modern abstracta
7783 Bodies, properties, relations, events, numbers, sets and propositions are 'things' if they exist [Lowe]