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All the ideas for 'fragments/reports', 'Fragments' and 'Logicism in the 21st Century'

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8 ideas

6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / d. Hume's Principle

8784	Neo-logicism founds arithmetic on Hume's Principle along with second-order logic [Hale/Wright]

6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / e. Caesar problem

8787	The Julius Caesar problem asks for a criterion for the concept of a 'number' [Hale/Wright]

6. Mathematics / C. Sources of Mathematics / 6. Logicism / a. Early logicism

8788	Logicism is only noteworthy if logic has a privileged position in our ontology and epistemology [Hale/Wright]

6. Mathematics / C. Sources of Mathematics / 6. Logicism / c. Neo-logicism

8783	Logicism might also be revived with a quantificational approach, or an abstraction-free approach [Hale/Wright]

18. Thought / E. Abstraction / 7. Abstracta by Equivalence

8786	One first-order abstraction principle is Frege's definition of 'direction' in terms of parallel lines [Hale/Wright]

25. Social Practice / E. Policies / 5. Education / d. Study of history

23873

Dividing history books into separate chapters is disastrous [Weil]

26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature

1748	Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius]

27. Natural Reality / G. Biology / 3. Evolution

5989	Archelaus said life began in a primeval slime [Archelaus, by Schofield]