Combining Texts

All the ideas for 'Set Theory and related topics (2nd ed)', 'Queries to the 'Opticks'' and 'On Aristotle's 'Metaphysics''

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

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3 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / e. Equivalence classes

8920	Equivalence relations are reflexive, symmetric and transitive, and classify similar objects [Lipschutz]

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

16655

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

26. Natural Theory / D. Laws of Nature / 1. Laws of Nature

16746

Principles of things are not hidden features of forms, but the laws by which they were formed [Newton]