Combining Texts

All the ideas for 'Extrinsic Properties', 'Deriving Kripkean Claims with Abstract Objects' and 'Consciousness, Philosophy and Mathematics'

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6 ideas

6. Mathematics / C. Sources of Mathematics / 10. Constructivism / b. Intuitionism

8728	Intuitionist mathematics deduces by introspective construction, and rejects unknown truths [Brouwer]

8. Modes of Existence / B. Properties / 4. Intrinsic Properties

14979

Being alone doesn't guarantee intrinsic properties; 'being alone' is itself extrinsic [Lewis, by Sider]

15454

Extrinsic properties come in degrees, with 'brother' less extrinsic than 'sibling' [Lewis]

9. Objects / A. Existence of Objects / 2. Abstract Objects / a. Nature of abstracta

10558

Abstract objects are actually constituted by the properties by which we conceive them [Zalta]

9. Objects / A. Existence of Objects / 5. Individuation / b. Individuation by properties

15455

Total intrinsic properties give us what a thing is [Lewis]

18. Thought / E. Abstraction / 2. Abstracta by Selection

10557

Abstract objects are captured by second-order modal logic, plus 'encoding' formulas [Zalta]