Combining Texts

All the ideas for 'Philosophical Explanations', 'Introduction to 'Hippias Minor'' and 'Two letters on mind'

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5 ideas

6. Mathematics / C. Sources of Mathematics / 10. Constructivism / b. Intuitionism
A mathematical object exists if there is no contradiction in its definition [Waterfield]
8. Modes of Existence / C. Powers and Dispositions / 2. Powers as Basic
Incorporeal substances are powers or forces [Descartes, by Pasnau]
11. Knowledge Aims / A. Knowledge / 4. Belief / c. Aim of beliefs
Maybe knowledge is belief which 'tracks' the truth [Nozick, by Williams,M]
13. Knowledge Criteria / C. External Justification / 4. Tracking the Facts
A true belief isn't knowledge if it would be believed even if false. It should 'track the truth' [Nozick, by Dancy,J]
26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / c. Matter as extension
Impenetrability only belongs to the essence of extension [Descartes]