Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'Letter to Peter Wilhelm Lund' and 'Treatise on Quantity'

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


3 ideas

3. Truth / A. Truth Problems / 8. Subjective Truth
I recognise knowledge, but it is the truth by which I can live and die that really matters [Kierkegaard]
4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes
Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]
9. Objects / C. Structure of Objects / 4. Quantity of an Object
Quantity is the quantified parts of a thing, plus location and coordination [Olivi]