Combining Philosophers

All the ideas for Archimedes, Agathon and Joan Weiner

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3 ideas

4. Formal Logic / B. Propositional Logic PL / 1. Propositional Logic

7726	Aristotelian logic dealt with inferences about concepts, and there were also proposition inferences [Weiner]

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]

10. Modality / C. Sources of Modality / 2. Necessity as Primitive

74	Even God could not undo what has been done [Agathon]