Combining Texts

All the ideas for 'On the Soul (frags)', 'Existence,Ontological Commitment and Fictions' and 'Letters to Queen Charlotte'

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7 ideas

4. Formal Logic / F. Set Theory ST / 8. Critique of Set Theory
8972 What in the real world could ground the distinction between the sets {A,{A,B}} and {B,{A,B}}? [Inwagen]
6. Mathematics / B. Foundations for Mathematics / 4. Axioms for Number / a. Axioms for numbers
23026 We know mathematical axioms, such as subtracting equals from equals leaves equals, by a natural light [Leibniz]
9. Objects / D. Essence of Objects / 7. Essence and Necessity / b. Essence not necessities
13189 A necessary feature (such as air for humans) is not therefore part of the essence [Leibniz]
10. Modality / D. Knowledge of Modality / 1. A Priori Necessary
19432 Intelligible truth is independent of any external things or experiences [Leibniz]
12. Knowledge Sources / B. Perception / 2. Qualities in Perception / d. Secondary qualities
19430 We know objects by perceptions, but their qualities don't reveal what it is we are perceiving [Leibniz]
12. Knowledge Sources / D. Empiricism / 1. Empiricism
19431 There is nothing in the understanding but experiences, plus the understanding itself, and the understander [Leibniz]
17. Mind and Body / E. Mind as Physical / 3. Eliminativism
5997 Dicaearchus said soul does not exist, but is just a configuration of the body [Dicaearchus, by Fortenbaugh]