Combining Philosophers

All the ideas for Mary Astell, Monroe Beardsley and George Boole

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6 ideas

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

8083	Boole applied normal algebra to logic, aiming at an algebra of thought [Boole, by Devlin]

7727	Boole's notation can represent syllogisms and propositional arguments, but not both at once [Boole, by Weiner]

5. Theory of Logic / A. Overview of Logic / 2. History of Logic

8686	Boole made logic more mathematical, with algebra, quantifiers and probability [Boole, by Friend]

5. Theory of Logic / H. Proof Systems / 2. Axiomatic Proof

22277

Boole's method was axiomatic, achieving economy, plus multiple interpretations [Boole, by Potter]

21. Aesthetics / C. Artistic Issues / 6. Value of Art

20436

Art leads to mental health, and mental clarity [Beardsley,M, by Carroll,N]

24. Political Theory / A. Basis of a State / 3. Natural Values / a. Natural freedom

20581

If men are born free, are women born slaves? [Astell]