Combining Texts

All the ideas for 'Necessary Existents', '11: Book of Kings 1' and 'Foundations of Geometry'

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4 ideas

5. Theory of Logic / C. Ontology of Logic / 3. If-Thenism

10053

Geometrical axioms imply the propositions, but the former may not be true [Russell]

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / n. Pi

17914

He made a molten sea, which was ten cubits across, and thirty cubits round the edge [Anon (Kings)]

6. Mathematics / B. Foundations for Mathematics / 3. Axioms for Geometry

10052

Geometry is united by the intuitive axioms of projective geometry [Russell, by Musgrave]

19. Language / D. Propositions / 3. Concrete Propositions

19216

Propositions (such as 'that dog is barking') only exist if their items exist [Williamson]