Combining Texts

All the ideas for 'Leibniz', 'Entity and Identity' and 'On the General Idea of Proof Theory'

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

---

5 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13827

Logical consequence isn't a black box (Tarski's approach); we should explain how arguments work [Prawitz]

5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models

13826

Model theory looks at valid sentences and consequence, but not how we know these things [Prawitz]

9. Objects / A. Existence of Objects / 2. Abstract Objects / b. Need for abstracta

16980

We need a logical use of 'object' as predicate-worthy, and an 'ontological' use [Strawson,P]

9. Objects / D. Essence of Objects / 3. Individual Essences

16979

It makes no sense to ask of some individual thing what it is that makes it that individual [Strawson,P]

9. Objects / F. Identity among Objects / 7. Indiscernible Objects

7566	The Identity of Indiscernibles is really the same as the verification principle [Jolley]