Combining Texts

All the ideas for 'Intro to 'Philosophy of Logic'', 'Introduction to Philosophical Papers I' and 'Rearrangement of Particles'

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8 ideas

1. Philosophy / E. Nature of Metaphysics / 3. Metaphysical Systems

21461

I tried to be unsystematic and piecemeal, but failed; my papers presuppose my other views [Lewis]

4. Formal Logic / D. Modal Logic ML / 3. Modal Logic Systems / a. Systems of modal logic

9456	Modal logic is multiple systems, shown in the variety of accessibility relations between worlds [Jacquette]

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

9457	The two main views in philosophy of logic are extensionalism and intensionalism [Jacquette]

5. Theory of Logic / I. Semantics of Logic / 5. Extensionalism

9458	Extensionalists say that quantifiers presuppose the existence of their objects [Jacquette]

5. Theory of Logic / I. Semantics of Logic / 6. Intensionalism

9461	Intensionalists say meaning is determined by the possession of properties [Jacquette]

7. Existence / B. Change in Existence / 1. Nature of Change

15540

You can't deny temporary intrinsic properties by saying the properties are relations (to times) [Lewis]

19. Language / C. Assigning Meanings / 7. Extensional Semantics

9460	Extensionalist semantics forbids reference to nonexistent objects [Jacquette]

9459	Extensionalist semantics is circular, as we must know the extension before assessing 'Fa' [Jacquette]