Combining Texts

All the ideas for 'Some Puzzles of Ground', 'De Mundo (On the World)' and 'Presidential Address of Am. Math. Soc'

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

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4 ideas

4. Formal Logic / E. Nonclassical Logics / 3. Many-Valued Logic

14263

Strong Kleene disjunction just needs one true disjunct; Weak needs the other to have some value [Fine,K]

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

10247

We have no adequate logic at the moment, so mathematicians must create one [Veblen]

7. Existence / A. Nature of Existence / 3. Being / a. Nature of Being

16789

Only supernatural means could annihilate anything once it had being [Hobbes]

7. Existence / C. Structure of Existence / 1. Grounding / a. Nature of grounding

14262

Formal grounding needs transitivity of grounding, no self-grounding, and the existence of both parties [Fine,K]