Combining Texts

All the ideas for 'fragments/reports', 'The Laws of Thought' and 'Killing and Letting Die'

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8 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]

13. Knowledge Criteria / E. Relativism / 2. Knowledge as Convention

1556	By nature people are close to one another, but culture drives them apart [Hippias]

20. Action / C. Motives for Action / 5. Action Dilemmas / c. Omissions

4692	It is not true that killing and allowing to die (or acts and omissions) are morally indistinguishable [Foot]

4694	Making a runaway tram kill one person instead of five is diverting a fatal sequence, not initiating one [Foot]

25. Social Practice / C. Rights / 1. Basis of Rights

4693	The right of non-interference (with a 'negative duty'), and the right to goods/services ('positive') [Foot]