Combining Texts

All the ideas for 'fragments/reports', 'Some Puzzles of Ground' and 'What Numbers Are'

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9 ideas

1. Philosophy / B. History of Ideas / 2. Ancient Thought

1597	Thales was the first western thinker to believe the arché was intelligible [Roochnik on Thales]

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 / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems

17813

Löwenheim-Skolem says any theory with a true interpretation has a model in the natural numbers [White,NP]

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure

17812

Finite cardinalities don't need numbers as objects; numerical quantifiers will do [White,NP]

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]

10. Modality / C. Sources of Modality / 5. Modality from Actuality

3013	Nothing is stronger than necessity, which rules everything [Thales, by Diog. Laertius]

26. Natural Theory / A. Speculations on Nature / 6. Early Matter Theories / c. Ultimate substances

1494	Thales said water is the first principle, perhaps from observing that food is moist [Thales, by Aristotle]

27. Natural Reality / A. Classical Physics / 1. Mechanics / a. Explaining movement

1713	Thales must have thought soul causes movement, since he thought magnets have soul [Thales, by Aristotle]

29. Religion / A. Polytheistic Religion / 2. Greek Polytheism

1742	Thales said the gods know our wrong thoughts as well as our evil actions [Thales, by Diog. Laertius]