Combining Texts

All the ideas for 'fragments/reports', 'On Perceptions' and 'The Laws of Thought'

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7 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]

11. Knowledge Aims / C. Knowing Reality / 2. Phenomenalism

12739

If we are dreaming, it is sufficient that the events are coherent, and obey laws [Leibniz]

14. Science / A. Basis of Science / 4. Prediction

12738

Successful prediction shows proficiency in nature [Leibniz]

28. God / C. Attitudes to God / 3. Deism

1558	Clearly the gods ignore human affairs, or they would have given us justice [Thrasymachus]