Combining Philosophers

All the ideas for Archimedes, Michael della Rocca and Kenelm Digby

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4 ideas

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

13007

Archimedes defined a straight line as the shortest distance between two points [Archimedes, by Leibniz]

9. Objects / C. Structure of Objects / 4. Quantity of an Object

16597

Quantity is the capacity to be divided [Digby]

9. Objects / D. Essence of Objects / 7. Essence and Necessity / a. Essence as necessary properties

14380

The distinction between necessary and essential properties can be ignored [Rocca]

26. Natural Theory / A. Speculations on Nature / 7. Later Matter Theories / b. Corpuscles

16731

Colours arise from the rarity, density and mixture of matter [Digby]